(function e(t,n,r){function s(o,u){if(!n){if(!t){var a=typeof require==“function”&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(“Cannot find module '”o“'”);throw f.code=“MODULE_NOT_FOUND”,f}var l=n={exports:{}};t[0].call(l.exports,function(e){var n=t[1];return s(n?n:e)},l,l.exports,e,t,n,r)}return n.exports}var i=typeof require==“function”&&require;for(var o=0;o);return s})({1:[function(require,module,exports){ var jquery = require('jquery'); var standards = require('./standards');

window.a11y = {

validate: function(pattern) {
  return standards.matching(pattern).validate(jquery);
}

};

module.exports = window.a11y;

},{“./standards”:2,“jquery”:16}],2:[function(require,module,exports){ var xpath = require('./xpath');

function Standards(standards, skipped, only) {

this.standards = standards;
this.skipped = skipped;
this.only = only;

}

Standards.sections = {

focusableControls: [
  require('./standards/focusableControls/anchorsMustHaveHrefs')
],

formInteractions: [
  require('./standards/formInteractions/formsMustHaveSubmitButtons')
],

formLabels: [
  require('./standards/formLabels/fieldsMustHaveLabelsOrTitles')
],

headings: [
  require('./standards/headings/contentMustFollowHeadings'),
  require('./standards/headings/exactlyOneMainHeading'),
  require('./standards/headings/headingsMustBeInAscendingOrder')
],

imageAlternatives: [
  require('./standards/imageAlternatives/imagesMustHaveAltAttributes'),
],

indicatingLanguage: [
  require('./standards/indicatingLanguage/htmlMustHaveLangAttribute')
],

mainLandmark: [
  require('./standards/mainLandmark/exactlyOneMainLandmark')
],

minimumTextSize: [
  require('./standards/minimumTextSize/textCannotBeTooSmall')
],

tabIndex: [
  require('./standards/tabIndex/elementsWithZeroTabIndexMustBeFields')
],

titleAttributes: [
  require('./standards/titleAttributes/titleAttributesOnlyOnInputs')
]

}

Standards.all = [];

for (var section in Standards.sections) {

var sectionStandards = Standards.sections[section];
for (var i = 0; i < sectionStandards.length; ++i) {
  sectionStandards[i].section = section;
  Standards.all.push(sectionStandards[i]);
}

}

Standards.prototype.validate = function(jquery) {

var results = [];
var standardResult;
function fail() {
  standardResult.errors.push(xpath.replaceElementsWithXPaths(arguments));
}
for (var i = 0; i < this.standards.length; ++i) {
  standard = this.standards[i];
  standardResult = {
    standard: {
      section: this.standards[i].section,
      name: this.standards[i].name
    },
    errors: []
  };
  standard.validate(jquery, fail);
  results.push(standardResult);
}
return { results: results, skipped: this.skipped };

}

Standards.matching = function(criteria) {

if (typeof(criteria) == 'undefined') {
  return Standards.matching({});
}
if (typeof(criteria) == 'string') {
  return Standards.matching({ only: [criteria] });
}
var matching = standardsMatching(criteria);
return new Standards(matching.matches, matching.skipped);

}

function standardsMatching(criteria) {

var skips = criteria.skip || [];
for (var i = 0; i < skips.length; ++i) {
  skips[i] = normaliseStandardName(skips[i]);
}
var onlies = criteria.only || [];
for (var i = 0; i < onlies.length; ++i) {
  onlies[i] = normaliseStandardName(onlies[i]);
}
var matches = [];
var skipped = [];
for (var i = 0; i < Standards.all.length; ++i) {
  var standard = Standards.all[i];
  var name = standard.section.toLowerCase() + normaliseStandardName(standard.name);
  if (onlies.length > 0) {
    if (onlies.indexOf(name) > -1) {
      matches.push(standard);
    } else {
      skipped.push(standard.name);
    }
  } else if (skips.indexOf(name) == -1) {
    matches.push(standard);
  } else {
    skipped.push(standard.name);
  }
}
return { matches: matches, skipped: skipped };

}

function normaliseStandardName(name) {

return name.replace(/\W+/g, '').toLowerCase();

}

module.exports = Standards;

},{“./standards/focusableControls/anchorsMustHaveHrefs”:3,“./standards/formInteractions/formsMustHaveSubmitButtons”:4,“./standards/formLabels/fieldsMustHaveLabelsOrTitles”:5,“./standards/headings/contentMustFollowHeadings”:6,“./standards/headings/exactlyOneMainHeading”:7,“./standards/headings/headingsMustBeInAscendingOrder”:8,“./standards/imageAlternatives/imagesMustHaveAltAttributes”:9,“./standards/indicatingLanguage/htmlMustHaveLangAttribute”:10,“./standards/mainLandmark/exactlyOneMainLandmark”:11,“./standards/minimumTextSize/textCannotBeTooSmall”:12,“./standards/tabIndex/elementsWithZeroTabIndexMustBeFields”:13,“./standards/titleAttributes/titleAttributesOnlyOnInputs”:14,“./xpath”:15}],3:[function(require,module,exports){ module.exports = {

name: 'Anchors must have hrefs',

validate: function($, fail) {
  $("a:not([href])").each(function(index, anchor) {
    fail('Anchor has no href attribute:', anchor);
  });
}

}

},{}],4:[function(require,module,exports){ module.exports = {

name: 'Forms must have submit buttons',

validate: function($, fail) {
  $("form").each(function(index, form) {
    var submits = $(form).find("input[type=submit], button[type=submit]");
    if (submits.length == 0) {
      fail('Form has no submit button:', form);
    }
  });
}

}

},{}],5:[function(require,module,exports){ function hasIdOrLabel(field) {

return hasId(field) || hasLabel(field);

}

function hasId(field) {

return field.is('[id]')

}

function hasLabel(field) {

var selector = "label[for='" + field.attr('id') + "']";
return field.parents('body').find(selector).length > 0;

}

module.exports = {

name: 'Fields must have labels or titles',

validate: function($, fail) {
  $("input:not([type='hidden']):not([type='submit']):not([title]), " +
    "textarea:not([title]), " +
    "select:not([title])").each(function(index, field) {
    if (!hasIdOrLabel($(field))) {
      fail('Field has no label or title attribute:', field)
    }
  });
}

}

},{}],6:[function(require,module,exports){ var headingSelector = 'h1, h2, h3, h4, h5, h6, h7, h8';

module.exports = {

name: 'Content must follow headings',

validate: function($, fail) {
  $(headingSelector).each(function(index, heading) {
    var nextSibling = heading.nextSibling;
    while (nextSibling) {
      if ($(nextSibling).is(heading.tagName)) { break; }
      if ($(nextSibling).text().trim().length > 0) { return; }
      nextSibling = nextSibling.nextSibling ?
                    nextSibling.nextSibling : (nextSibling.parentNode && nextSibling.parentNode.nextSibling);
    }
    fail("No content follows:", heading);
  });
}

}

},{}],7:[function(require,module,exports){ module.exports = {

name: 'Exactly one main heading',

validate: function($, fail) {
  var mainHeadings = $('h1:visible');
  var count = mainHeadings.length;
  if (count == 0) {
    fail('Found 0 h1 elements.');
  } else if (count > 1) {
    fail('Found ' + count + ' h1 elements:', mainHeadings);
  }
}

}

},{}],8:[function(require,module,exports){ module.exports = {

name: 'Headings must be in ascending order',

validate: function($, fail) {
  var headings = $('h1, h2, h3, h4, h5, h6');
  var headingLevels = headings.map(function(index, heading) {
    return { heading: heading, level: parseInt(heading.tagName[1]) };
  });
  eachCons(headingLevels, 2).forEach(function(pair) {
    if (pair[1].level > (pair[0].level + 1)) {
      fail("Headings are not in order:", pair[0].heading, pair[1].heading);
    }
  })
}

}

function eachCons(a, n) {

var r = []
for (var i = 0; i < a.length - n + 1; i++) {
  r.push(range(a, i, n))
}
return r

}

function range(a, i, n) {

var r = []
for (var j = 0; j < n; j++) {
  r.push(a[i + j])
}
return r

}

},{}],9:[function(require,module,exports){ module.exports = {

name: 'Images must have alt attributes',

validate: function($, fail) {
  $("img:not([alt])").each(function(index, img) {
    fail('Image has no alt attribute:', img);
  });
}

}

},{}],10:[function(require,module,exports){ module.exports = {

name: 'Html must have lang attribute',

validate: function($, fail) {
  $("html:not([lang])").each(function(index, html) {
    fail('html tag has no lang attribute:', html);
  });
}

}

},{}],11:[function(require,module,exports){ module.exports = {

name: 'Exactly one main landmark',

validate: function($, fail) {
  var mainLandmarks = $("[role='main']");
  var count = mainLandmarks.length;
  if (count == 0) {
    fail('Found 0 elements with role="main".');
  } else if (count > 1) {
    fail('Found ' + count + ' elements with role="main":', mainLandmarks);
  }
}

}

},{}],12:[function(require,module,exports){ module.exports = {

name: 'Text cannot be too small',

validate: function($, fail) {
  var textNodes = $('*:not(head, script, style):visible').contents().filter(function() {
    return this.nodeType === 3 && this.textContent.trim().length > 0;
  });

  var parents = [];
  textNodes.each(function(index, node) {
    var parent = $(node).parent()[0];
    if (parents.indexOf(parent) == -1) {
      parents.push(parent);
    }
  });

  for (var i = 0; i < parents.length; ++i) {
    var element = $(parents[i]);
    var size = parseInt(element.css('fontSize').replace('px', ''), 10);
    if (size < 11) {
      fail('Text size too small (' + size + 'px):', element);
    }
  }
}

}

},{}],13:[function(require,module,exports){ module.exports = {

name: 'Elements with zero tab index must be fields',

validate: function($, fail) {
  var baddies = $("*[tabindex='0']:not(input, button, select, textarea, a)");
  baddies.each(function(index, el) {
    fail('Non-field element with tabindex=0:', el);
  });
}

}

},{}],14:[function(require,module,exports){ module.exports = {

name: 'Title attributes only on inputs',

validate: function($, fail) {
  $("[title]:not(input, button, textarea, select):visible").each(function(index, element) {
    fail('Non-input element has title attribute:', element);
  });
}

}

},{}],15:[function(require,module,exports){ function replaceElementsWithXPaths(things) {

var thangs = [];
for (var i = 0; i < things.length; ++i) {
  thangs = thangs.concat(replaceElementWithXPaths(things[i]));
}
return thangs;

}

function xpathForElement(node) {

if (!node.tagName) return '';
var xpath = '/' + node.tagName.toLowerCase();
if (node.parentNode) {
  xpath = xpathForElement(node.parentNode) + xpath;
  var sameTags = childrenWithTagName(node.parentNode, node.tagName);
  if (sameTags.length > 1) {
    xpath += '[' + (sameTags.indexOf(node) + 1) + ']';
  }
}
return xpath;

}

function childrenWithTagName(element, tagName) {

if (!element.children) return [];
var children = [];
for (var i = 0; i < element.children.length; ++i) {
  if (element.children[i].tagName == tagName) {
    children.push(element.children[i]);
  }
}
return children;

}

function replaceElementWithXPaths(el) {

if (el instanceof Array) {
  return [].concat.apply([], el.map(replaceElementWithXPaths));
} else if (typeof(el.tagName) == 'string') {
  return xpathForElement(el);
} else if (typeof(el.get) == 'function') {
  return replaceElementWithXPaths(el.get());
} else {
  return el;
}

}

module.exports.replaceElementsWithXPaths = replaceElementsWithXPaths;

},{}],16:[function(require,module,exports){ /*!

* jQuery JavaScript Library v2.2.4
* http://jquery.com/
*
* Includes Sizzle.js
* http://sizzlejs.com/
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license
* http://jquery.org/license
*
* Date: 2016-05-20T17:23Z
*/

(function( global, factory ) {

if ( typeof module === "object" && typeof module.exports === "object" ) {
        // For CommonJS and CommonJS-like environments where a proper `window`
        // is present, execute the factory and get jQuery.
        // For environments that do not have a `window` with a `document`
        // (such as Node.js), expose a factory as module.exports.
        // This accentuates the need for the creation of a real `window`.
        // e.g. var jQuery = require("jquery")(window);
        // See ticket #14549 for more info.
        module.exports = global.document ?
                factory( global, true ) :
                function( w ) {
                        if ( !w.document ) {
                                throw new Error( "jQuery requires a window with a document" );
                        }
                        return factory( w );
                };
} else {
        factory( global );
}

// Pass this if window is not defined yet }(typeof window !== “undefined” ? window : this, function( window, noGlobal ) {

// Support: Firefox 18+ // Can't be in strict mode, several libs including ASP.NET trace // the stack via arguments.caller.callee and Firefox dies if // you try to trace through “use strict” call chains. (#13335) //“use strict”; var arr = [];

var document = window.document;

var slice = arr.slice;

var concat = arr.concat;

var push = arr.push;

var indexOf = arr.indexOf;

var class2type = {};

var toString = class2type.toString;

var hasOwn = class2type.hasOwnProperty;

var support = {};

var

version = "2.2.4",

// Define a local copy of jQuery
jQuery = function( selector, context ) {

        // The jQuery object is actually just the init constructor 'enhanced'
        // Need init if jQuery is called (just allow error to be thrown if not included)
        return new jQuery.fn.init( selector, context );
},

// Support: Android<4.1
// Make sure we trim BOM and NBSP
rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,

// Matches dashed string for camelizing
rmsPrefix = /^-ms-/,
rdashAlpha = /-([\da-z])/gi,

// Used by jQuery.camelCase as callback to replace()
fcamelCase = function( all, letter ) {
        return letter.toUpperCase();
};

jQuery.fn = jQuery.prototype = {

// The current version of jQuery being used
jquery: version,

constructor: jQuery,

// Start with an empty selector
selector: "",

// The default length of a jQuery object is 0
length: 0,

toArray: function() {
        return slice.call( this );
},

// Get the Nth element in the matched element set OR
// Get the whole matched element set as a clean array
get: function( num ) {
        return num != null ?

                // Return just the one element from the set
                ( num < 0 ? this[ num + this.length ] : this[ num ] ) :

                // Return all the elements in a clean array
                slice.call( this );
},

// Take an array of elements and push it onto the stack
// (returning the new matched element set)
pushStack: function( elems ) {

        // Build a new jQuery matched element set
        var ret = jQuery.merge( this.constructor(), elems );

        // Add the old object onto the stack (as a reference)
        ret.prevObject = this;
        ret.context = this.context;

        // Return the newly-formed element set
        return ret;
},

// Execute a callback for every element in the matched set.
each: function( callback ) {
        return jQuery.each( this, callback );
},

map: function( callback ) {
        return this.pushStack( jQuery.map( this, function( elem, i ) {
                return callback.call( elem, i, elem );
        } ) );
},

slice: function() {
        return this.pushStack( slice.apply( this, arguments ) );
},

first: function() {
        return this.eq( 0 );
},

last: function() {
        return this.eq( -1 );
},

eq: function( i ) {
        var len = this.length,
                j = +i + ( i < 0 ? len : 0 );
        return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
},

end: function() {
        return this.prevObject || this.constructor();
},

// For internal use only.
// Behaves like an Array's method, not like a jQuery method.
push: push,
sort: arr.sort,
splice: arr.splice

};

jQuery.extend = jQuery.fn.extend = function() {

var options, name, src, copy, copyIsArray, clone,
        target = arguments[ 0 ] || {},
        i = 1,
        length = arguments.length,
        deep = false;

// Handle a deep copy situation
if ( typeof target === "boolean" ) {
        deep = target;

        // Skip the boolean and the target
        target = arguments[ i ] || {};
        i++;
}

// Handle case when target is a string or something (possible in deep copy)
if ( typeof target !== "object" && !jQuery.isFunction( target ) ) {
        target = {};
}

// Extend jQuery itself if only one argument is passed
if ( i === length ) {
        target = this;
        i--;
}

for ( ; i < length; i++ ) {

        // Only deal with non-null/undefined values
        if ( ( options = arguments[ i ] ) != null ) {

                // Extend the base object
                for ( name in options ) {
                        src = target[ name ];
                        copy = options[ name ];

                        // Prevent never-ending loop
                        if ( target === copy ) {
                                continue;
                        }

                        // Recurse if we're merging plain objects or arrays
                        if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
                                ( copyIsArray = jQuery.isArray( copy ) ) ) ) {

                                if ( copyIsArray ) {
                                        copyIsArray = false;
                                        clone = src && jQuery.isArray( src ) ? src : [];

                                } else {
                                        clone = src && jQuery.isPlainObject( src ) ? src : {};
                                }

                                // Never move original objects, clone them
                                target[ name ] = jQuery.extend( deep, clone, copy );

                        // Don't bring in undefined values
                        } else if ( copy !== undefined ) {
                                target[ name ] = copy;
                        }
                }
        }
}

// Return the modified object
return target;

};

jQuery.extend( {

// Unique for each copy of jQuery on the page
expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),

// Assume jQuery is ready without the ready module
isReady: true,

error: function( msg ) {
        throw new Error( msg );
},

noop: function() {},

isFunction: function( obj ) {
        return jQuery.type( obj ) === "function";
},

isArray: Array.isArray,

isWindow: function( obj ) {
        return obj != null && obj === obj.window;
},

isNumeric: function( obj ) {

        // parseFloat NaNs numeric-cast false positives (null|true|false|"")
        // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
        // subtraction forces infinities to NaN
        // adding 1 corrects loss of precision from parseFloat (#15100)
        var realStringObj = obj && obj.toString();
        return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0;
},

isPlainObject: function( obj ) {
        var key;

        // Not plain objects:
        // - Any object or value whose internal [[Class]] property is not "[object Object]"
        // - DOM nodes
        // - window
        if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
                return false;
        }

        // Not own constructor property must be Object
        if ( obj.constructor &&
                        !hasOwn.call( obj, "constructor" ) &&
                        !hasOwn.call( obj.constructor.prototype || {}, "isPrototypeOf" ) ) {
                return false;
        }

        // Own properties are enumerated firstly, so to speed up,
        // if last one is own, then all properties are own
        for ( key in obj ) {}

        return key === undefined || hasOwn.call( obj, key );
},

isEmptyObject: function( obj ) {
        var name;
        for ( name in obj ) {
                return false;
        }
        return true;
},

type: function( obj ) {
        if ( obj == null ) {
                return obj + "";
        }

        // Support: Android<4.0, iOS<6 (functionish RegExp)
        return typeof obj === "object" || typeof obj === "function" ?
                class2type[ toString.call( obj ) ] || "object" :
                typeof obj;
},

// Evaluates a script in a global context
globalEval: function( code ) {
        var script,
                indirect = eval;

        code = jQuery.trim( code );

        if ( code ) {

                // If the code includes a valid, prologue position
                // strict mode pragma, execute code by injecting a
                // script tag into the document.
                if ( code.indexOf( "use strict" ) === 1 ) {
                        script = document.createElement( "script" );
                        script.text = code;
                        document.head.appendChild( script ).parentNode.removeChild( script );
                } else {

                        // Otherwise, avoid the DOM node creation, insertion
                        // and removal by using an indirect global eval

                        indirect( code );
                }
        }
},

// Convert dashed to camelCase; used by the css and data modules
// Support: IE9-11+
// Microsoft forgot to hump their vendor prefix (#9572)
camelCase: function( string ) {
        return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
},

nodeName: function( elem, name ) {
        return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
},

each: function( obj, callback ) {
        var length, i = 0;

        if ( isArrayLike( obj ) ) {
                length = obj.length;
                for ( ; i < length; i++ ) {
                        if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
                                break;
                        }
                }
        } else {
                for ( i in obj ) {
                        if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
                                break;
                        }
                }
        }

        return obj;
},

// Support: Android<4.1
trim: function( text ) {
        return text == null ?
                "" :
                ( text + "" ).replace( rtrim, "" );
},

// results is for internal usage only
makeArray: function( arr, results ) {
        var ret = results || [];

        if ( arr != null ) {
                if ( isArrayLike( Object( arr ) ) ) {
                        jQuery.merge( ret,
                                typeof arr === "string" ?
                                [ arr ] : arr
                        );
                } else {
                        push.call( ret, arr );
                }
        }

        return ret;
},

inArray: function( elem, arr, i ) {
        return arr == null ? -1 : indexOf.call( arr, elem, i );
},

merge: function( first, second ) {
        var len = +second.length,
                j = 0,
                i = first.length;

        for ( ; j < len; j++ ) {
                first[ i++ ] = second[ j ];
        }

        first.length = i;

        return first;
},

grep: function( elems, callback, invert ) {
        var callbackInverse,
                matches = [],
                i = 0,
                length = elems.length,
                callbackExpect = !invert;

        // Go through the array, only saving the items
        // that pass the validator function
        for ( ; i < length; i++ ) {
                callbackInverse = !callback( elems[ i ], i );
                if ( callbackInverse !== callbackExpect ) {
                        matches.push( elems[ i ] );
                }
        }

        return matches;
},

// arg is for internal usage only
map: function( elems, callback, arg ) {
        var length, value,
                i = 0,
                ret = [];

        // Go through the array, translating each of the items to their new values
        if ( isArrayLike( elems ) ) {
                length = elems.length;
                for ( ; i < length; i++ ) {
                        value = callback( elems[ i ], i, arg );

                        if ( value != null ) {
                                ret.push( value );
                        }
                }

        // Go through every key on the object,
        } else {
                for ( i in elems ) {
                        value = callback( elems[ i ], i, arg );

                        if ( value != null ) {
                                ret.push( value );
                        }
                }
        }

        // Flatten any nested arrays
        return concat.apply( [], ret );
},

// A global GUID counter for objects
guid: 1,

// Bind a function to a context, optionally partially applying any
// arguments.
proxy: function( fn, context ) {
        var tmp, args, proxy;

        if ( typeof context === "string" ) {
                tmp = fn[ context ];
                context = fn;
                fn = tmp;
        }

        // Quick check to determine if target is callable, in the spec
        // this throws a TypeError, but we will just return undefined.
        if ( !jQuery.isFunction( fn ) ) {
                return undefined;
        }

        // Simulated bind
        args = slice.call( arguments, 2 );
        proxy = function() {
                return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
        };

        // Set the guid of unique handler to the same of original handler, so it can be removed
        proxy.guid = fn.guid = fn.guid || jQuery.guid++;

        return proxy;
},

now: Date.now,

// jQuery.support is not used in Core but other projects attach their
// properties to it so it needs to exist.
support: support

} );

// JSHint would error on this code due to the Symbol not being defined in ES5. // Defining this global in .jshintrc would create a danger of using the global // unguarded in another place, it seems safer to just disable JSHint for these // three lines. /* jshint ignore: start */ if ( typeof Symbol === “function” ) {

jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];

} /* jshint ignore: end */

// Populate the class2type map jQuery.each( “Boolean Number String Function Array Date RegExp Object Error Symbol”.split( “ ” ), function( i, name ) {

class2type[ "[object " + name + "]" ] = name.toLowerCase();

} );

function isArrayLike( obj ) {

// Support: iOS 8.2 (not reproducible in simulator)
// `in` check used to prevent JIT error (gh-2145)
// hasOwn isn't used here due to false negatives
// regarding Nodelist length in IE
var length = !!obj && "length" in obj && obj.length,
        type = jQuery.type( obj );

if ( type === "function" || jQuery.isWindow( obj ) ) {
        return false;
}

return type === "array" || length === 0 ||
        typeof length === "number" && length > 0 && ( length - 1 ) in obj;

} var Sizzle = /*!

* Sizzle CSS Selector Engine v2.2.1
* http://sizzlejs.com/
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license
* http://jquery.org/license
*
* Date: 2015-10-17
*/

(function( window ) {

var i,

support,
Expr,
getText,
isXML,
tokenize,
compile,
select,
outermostContext,
sortInput,
hasDuplicate,

// Local document vars
setDocument,
document,
docElem,
documentIsHTML,
rbuggyQSA,
rbuggyMatches,
matches,
contains,

// Instance-specific data
expando = "sizzle" + 1 * new Date(),
preferredDoc = window.document,
dirruns = 0,
done = 0,
classCache = createCache(),
tokenCache = createCache(),
compilerCache = createCache(),
sortOrder = function( a, b ) {
        if ( a === b ) {
                hasDuplicate = true;
        }
        return 0;
},

// General-purpose constants
MAX_NEGATIVE = 1 << 31,

// Instance methods
hasOwn = ({}).hasOwnProperty,
arr = [],
pop = arr.pop,
push_native = arr.push,
push = arr.push,
slice = arr.slice,
// Use a stripped-down indexOf as it's faster than native
// http://jsperf.com/thor-indexof-vs-for/5
indexOf = function( list, elem ) {
        var i = 0,
                len = list.length;
        for ( ; i < len; i++ ) {
                if ( list[i] === elem ) {
                        return i;
                }
        }
        return -1;
},

booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",

// Regular expressions

// http://www.w3.org/TR/css3-selectors/#whitespace
whitespace = "[\\x20\\t\\r\\n\\f]",

// http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",

// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
        // Operator (capture 2)
        "*([*^$|!~]?=)" + whitespace +
        // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
        "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
        "*\\]",

pseudos = ":(" + identifier + ")(?:\\((" +
        // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
        // 1. quoted (capture 3; capture 4 or capture 5)
        "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
        // 2. simple (capture 6)
        "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
        // 3. anything else (capture 2)
        ".*" +
        ")\\)|)",

// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
rwhitespace = new RegExp( whitespace + "+", "g" ),
rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),

rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),

rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),

rpseudo = new RegExp( pseudos ),
ridentifier = new RegExp( "^" + identifier + "$" ),

matchExpr = {
        "ID": new RegExp( "^#(" + identifier + ")" ),
        "CLASS": new RegExp( "^\\.(" + identifier + ")" ),
        "TAG": new RegExp( "^(" + identifier + "|[*])" ),
        "ATTR": new RegExp( "^" + attributes ),
        "PSEUDO": new RegExp( "^" + pseudos ),
        "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
                "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
                "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
        "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
        // For use in libraries implementing .is()
        // We use this for POS matching in `select`
        "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
                whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
},

rinputs = /^(?:input|select|textarea|button)$/i,
rheader = /^h\d$/i,

rnative = /^[^{]+\{\s*\[native \w/,

// Easily-parseable/retrievable ID or TAG or CLASS selectors
rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

rsibling = /[+~]/,
rescape = /'|\\/g,

// CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
funescape = function( _, escaped, escapedWhitespace ) {
        var high = "0x" + escaped - 0x10000;
        // NaN means non-codepoint
        // Support: Firefox<24
        // Workaround erroneous numeric interpretation of +"0x"
        return high !== high || escapedWhitespace ?
                escaped :
                high < 0 ?
                        // BMP codepoint
                        String.fromCharCode( high + 0x10000 ) :
                        // Supplemental Plane codepoint (surrogate pair)
                        String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
},

// Used for iframes
// See setDocument()
// Removing the function wrapper causes a "Permission Denied"
// error in IE
unloadHandler = function() {
        setDocument();
};

// Optimize for push.apply( _, NodeList ) try {

push.apply(
        (arr = slice.call( preferredDoc.childNodes )),
        preferredDoc.childNodes
);
// Support: Android<4.0
// Detect silently failing push.apply
arr[ preferredDoc.childNodes.length ].nodeType;

} catch ( e ) {

push = { apply: arr.length ?

        // Leverage slice if possible
        function( target, els ) {
                push_native.apply( target, slice.call(els) );
        } :

        // Support: IE<9
        // Otherwise append directly
        function( target, els ) {
                var j = target.length,
                        i = 0;
                // Can't trust NodeList.length
                while ( (target[j++] = els[i++]) ) {}
                target.length = j - 1;
        }
};

}

function Sizzle( selector, context, results, seed ) {

var m, i, elem, nid, nidselect, match, groups, newSelector,
        newContext = context && context.ownerDocument,

        // nodeType defaults to 9, since context defaults to document
        nodeType = context ? context.nodeType : 9;

results = results || [];

// Return early from calls with invalid selector or context
if ( typeof selector !== "string" || !selector ||
        nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {

        return results;
}

// Try to shortcut find operations (as opposed to filters) in HTML documents
if ( !seed ) {

        if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
                setDocument( context );
        }
        context = context || document;

        if ( documentIsHTML ) {

                // If the selector is sufficiently simple, try using a "get*By*" DOM method
                // (excepting DocumentFragment context, where the methods don't exist)
                if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {

                        // ID selector
                        if ( (m = match[1]) ) {

                                // Document context
                                if ( nodeType === 9 ) {
                                        if ( (elem = context.getElementById( m )) ) {

                                                // Support: IE, Opera, Webkit
                                                // TODO: identify versions
                                                // getElementById can match elements by name instead of ID
                                                if ( elem.id === m ) {
                                                        results.push( elem );
                                                        return results;
                                                }
                                        } else {
                                                return results;
                                        }

                                // Element context
                                } else {

                                        // Support: IE, Opera, Webkit
                                        // TODO: identify versions
                                        // getElementById can match elements by name instead of ID
                                        if ( newContext && (elem = newContext.getElementById( m )) &&
                                                contains( context, elem ) &&
                                                elem.id === m ) {

                                                results.push( elem );
                                                return results;
                                        }
                                }

                        // Type selector
                        } else if ( match[2] ) {
                                push.apply( results, context.getElementsByTagName( selector ) );
                                return results;

                        // Class selector
                        } else if ( (m = match[3]) && support.getElementsByClassName &&
                                context.getElementsByClassName ) {

                                push.apply( results, context.getElementsByClassName( m ) );
                                return results;
                        }
                }

                // Take advantage of querySelectorAll
                if ( support.qsa &&
                        !compilerCache[ selector + " " ] &&
                        (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {

                        if ( nodeType !== 1 ) {
                                newContext = context;
                                newSelector = selector;

                        // qSA looks outside Element context, which is not what we want
                        // Thanks to Andrew Dupont for this workaround technique
                        // Support: IE <=8
                        // Exclude object elements
                        } else if ( context.nodeName.toLowerCase() !== "object" ) {

                                // Capture the context ID, setting it first if necessary
                                if ( (nid = context.getAttribute( "id" )) ) {
                                        nid = nid.replace( rescape, "\\$&" );
                                } else {
                                        context.setAttribute( "id", (nid = expando) );
                                }

                                // Prefix every selector in the list
                                groups = tokenize( selector );
                                i = groups.length;
                                nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']";
                                while ( i-- ) {
                                        groups[i] = nidselect + " " + toSelector( groups[i] );
                                }
                                newSelector = groups.join( "," );

                                // Expand context for sibling selectors
                                newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
                                        context;
                        }

                        if ( newSelector ) {
                                try {
                                        push.apply( results,
                                                newContext.querySelectorAll( newSelector )
                                        );
                                        return results;
                                } catch ( qsaError ) {
                                } finally {
                                        if ( nid === expando ) {
                                                context.removeAttribute( "id" );
                                        }
                                }
                        }
                }
        }
}

// All others
return select( selector.replace( rtrim, "$1" ), context, results, seed );

}

/**

* Create key-value caches of limited size
* @returns {function(string, object)} Returns the Object data after storing it on itself with
*      property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
*      deleting the oldest entry
*/

function createCache() {

var keys = [];

function cache( key, value ) {
        // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
        if ( keys.push( key + " " ) > Expr.cacheLength ) {
                // Only keep the most recent entries
                delete cache[ keys.shift() ];
        }
        return (cache[ key + " " ] = value);
}
return cache;

}

/**

* Mark a function for special use by Sizzle
* @param {Function} fn The function to mark
*/

function markFunction( fn ) {

fn[ expando ] = true;
return fn;

}

/**

* Support testing using an element
* @param {Function} fn Passed the created div and expects a boolean result
*/

function assert( fn ) {

var div = document.createElement("div");

try {
        return !!fn( div );
} catch (e) {
        return false;
} finally {
        // Remove from its parent by default
        if ( div.parentNode ) {
                div.parentNode.removeChild( div );
        }
        // release memory in IE
        div = null;
}

}

/**

* Adds the same handler for all of the specified attrs
* @param {String} attrs Pipe-separated list of attributes
* @param {Function} handler The method that will be applied
*/

function addHandle( attrs, handler ) {

var arr = attrs.split("|"),
        i = arr.length;

while ( i-- ) {
        Expr.attrHandle[ arr[i] ] = handler;
}

}

/**

* Checks document order of two siblings
* @param {Element} a
* @param {Element} b
* @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
*/

function siblingCheck( a, b ) {

var cur = b && a,
        diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
                ( ~b.sourceIndex || MAX_NEGATIVE ) -
                ( ~a.sourceIndex || MAX_NEGATIVE );

// Use IE sourceIndex if available on both nodes
if ( diff ) {
        return diff;
}

// Check if b follows a
if ( cur ) {
        while ( (cur = cur.nextSibling) ) {
                if ( cur === b ) {
                        return -1;
                }
        }
}

return a ? 1 : -1;

}

/**

* Returns a function to use in pseudos for input types
* @param {String} type
*/

function createInputPseudo( type ) {

return function( elem ) {
        var name = elem.nodeName.toLowerCase();
        return name === "input" && elem.type === type;
};

}

/**

* Returns a function to use in pseudos for buttons
* @param {String} type
*/

function createButtonPseudo( type ) {

return function( elem ) {
        var name = elem.nodeName.toLowerCase();
        return (name === "input" || name === "button") && elem.type === type;
};

}

/**

* Returns a function to use in pseudos for positionals
* @param {Function} fn
*/

function createPositionalPseudo( fn ) {

return markFunction(function( argument ) {
        argument = +argument;
        return markFunction(function( seed, matches ) {
                var j,
                        matchIndexes = fn( [], seed.length, argument ),
                        i = matchIndexes.length;

                // Match elements found at the specified indexes
                while ( i-- ) {
                        if ( seed[ (j = matchIndexes[i]) ] ) {
                                seed[j] = !(matches[j] = seed[j]);
                        }
                }
        });
});

}

/**

* Checks a node for validity as a Sizzle context
* @param {Element|Object=} context
* @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
*/

function testContext( context ) {

return context && typeof context.getElementsByTagName !== "undefined" && context;

}

// Expose support vars for convenience support = Sizzle.support = {};

/**

* Detects XML nodes
* @param {Element|Object} elem An element or a document
* @returns {Boolean} True iff elem is a non-HTML XML node
*/

isXML = Sizzle.isXML = function( elem ) {

// documentElement is verified for cases where it doesn't yet exist
// (such as loading iframes in IE - #4833)
var documentElement = elem && (elem.ownerDocument || elem).documentElement;
return documentElement ? documentElement.nodeName !== "HTML" : false;

};

/**

* Sets document-related variables once based on the current document
* @param {Element|Object} [doc] An element or document object to use to set the document
* @returns {Object} Returns the current document
*/

setDocument = Sizzle.setDocument = function( node ) {

var hasCompare, parent,
        doc = node ? node.ownerDocument || node : preferredDoc;

// Return early if doc is invalid or already selected
if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
        return document;
}

// Update global variables
document = doc;
docElem = document.documentElement;
documentIsHTML = !isXML( document );

// Support: IE 9-11, Edge
// Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
if ( (parent = document.defaultView) && parent.top !== parent ) {
        // Support: IE 11
        if ( parent.addEventListener ) {
                parent.addEventListener( "unload", unloadHandler, false );

        // Support: IE 9 - 10 only
        } else if ( parent.attachEvent ) {
                parent.attachEvent( "onunload", unloadHandler );
        }
}

/* Attributes
---------------------------------------------------------------------- */

// Support: IE<8
// Verify that getAttribute really returns attributes and not properties
// (excepting IE8 booleans)
support.attributes = assert(function( div ) {
        div.className = "i";
        return !div.getAttribute("className");
});

/* getElement(s)By*
---------------------------------------------------------------------- */

// Check if getElementsByTagName("*") returns only elements
support.getElementsByTagName = assert(function( div ) {
        div.appendChild( document.createComment("") );
        return !div.getElementsByTagName("*").length;
});

// Support: IE<9
support.getElementsByClassName = rnative.test( document.getElementsByClassName );

// Support: IE<10
// Check if getElementById returns elements by name
// The broken getElementById methods don't pick up programatically-set names,
// so use a roundabout getElementsByName test
support.getById = assert(function( div ) {
        docElem.appendChild( div ).id = expando;
        return !document.getElementsByName || !document.getElementsByName( expando ).length;
});

// ID find and filter
if ( support.getById ) {
        Expr.find["ID"] = function( id, context ) {
                if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
                        var m = context.getElementById( id );
                        return m ? [ m ] : [];
                }
        };
        Expr.filter["ID"] = function( id ) {
                var attrId = id.replace( runescape, funescape );
                return function( elem ) {
                        return elem.getAttribute("id") === attrId;
                };
        };
} else {
        // Support: IE6/7
        // getElementById is not reliable as a find shortcut
        delete Expr.find["ID"];

        Expr.filter["ID"] =  function( id ) {
                var attrId = id.replace( runescape, funescape );
                return function( elem ) {
                        var node = typeof elem.getAttributeNode !== "undefined" &&
                                elem.getAttributeNode("id");
                        return node && node.value === attrId;
                };
        };
}

// Tag
Expr.find["TAG"] = support.getElementsByTagName ?
        function( tag, context ) {
                if ( typeof context.getElementsByTagName !== "undefined" ) {
                        return context.getElementsByTagName( tag );

                // DocumentFragment nodes don't have gEBTN
                } else if ( support.qsa ) {
                        return context.querySelectorAll( tag );
                }
        } :

        function( tag, context ) {
                var elem,
                        tmp = [],
                        i = 0,
                        // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
                        results = context.getElementsByTagName( tag );

                // Filter out possible comments
                if ( tag === "*" ) {
                        while ( (elem = results[i++]) ) {
                                if ( elem.nodeType === 1 ) {
                                        tmp.push( elem );
                                }
                        }

                        return tmp;
                }
                return results;
        };

// Class
Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
        if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
                return context.getElementsByClassName( className );
        }
};

/* QSA/matchesSelector
---------------------------------------------------------------------- */

// QSA and matchesSelector support

// matchesSelector(:active) reports false when true (IE9/Opera 11.5)
rbuggyMatches = [];

// qSa(:focus) reports false when true (Chrome 21)
// We allow this because of a bug in IE8/9 that throws an error
// whenever `document.activeElement` is accessed on an iframe
// So, we allow :focus to pass through QSA all the time to avoid the IE error
// See http://bugs.jquery.com/ticket/13378
rbuggyQSA = [];

if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
        // Build QSA regex
        // Regex strategy adopted from Diego Perini
        assert(function( div ) {
                // Select is set to empty string on purpose
                // This is to test IE's treatment of not explicitly
                // setting a boolean content attribute,
                // since its presence should be enough
                // http://bugs.jquery.com/ticket/12359
                docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" +
                        "<select id='" + expando + "-\r\\' msallowcapture=''>" +
                        "<option selected=''></option></select>";

                // Support: IE8, Opera 11-12.16
                // Nothing should be selected when empty strings follow ^= or $= or *=
                // The test attribute must be unknown in Opera but "safe" for WinRT
                // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
                if ( div.querySelectorAll("[msallowcapture^='']").length ) {
                        rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
                }

                // Support: IE8
                // Boolean attributes and "value" are not treated correctly
                if ( !div.querySelectorAll("[selected]").length ) {
                        rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
                }

                // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
                if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
                        rbuggyQSA.push("~=");
                }

                // Webkit/Opera - :checked should return selected option elements
                // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                // IE8 throws error here and will not see later tests
                if ( !div.querySelectorAll(":checked").length ) {
                        rbuggyQSA.push(":checked");
                }

                // Support: Safari 8+, iOS 8+
                // https://bugs.webkit.org/show_bug.cgi?id=136851
                // In-page `selector#id sibing-combinator selector` fails
                if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) {
                        rbuggyQSA.push(".#.+[+~]");
                }
        });

        assert(function( div ) {
                // Support: Windows 8 Native Apps
                // The type and name attributes are restricted during .innerHTML assignment
                var input = document.createElement("input");
                input.setAttribute( "type", "hidden" );
                div.appendChild( input ).setAttribute( "name", "D" );

                // Support: IE8
                // Enforce case-sensitivity of name attribute
                if ( div.querySelectorAll("[name=d]").length ) {
                        rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
                }

                // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                // IE8 throws error here and will not see later tests
                if ( !div.querySelectorAll(":enabled").length ) {
                        rbuggyQSA.push( ":enabled", ":disabled" );
                }

                // Opera 10-11 does not throw on post-comma invalid pseudos
                div.querySelectorAll("*,:x");
                rbuggyQSA.push(",.*:");
        });
}

if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
        docElem.webkitMatchesSelector ||
        docElem.mozMatchesSelector ||
        docElem.oMatchesSelector ||
        docElem.msMatchesSelector) )) ) {

        assert(function( div ) {
                // Check to see if it's possible to do matchesSelector
                // on a disconnected node (IE 9)
                support.disconnectedMatch = matches.call( div, "div" );

                // This should fail with an exception
                // Gecko does not error, returns false instead
                matches.call( div, "[s!='']:x" );
                rbuggyMatches.push( "!=", pseudos );
        });
}

rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );

/* Contains
---------------------------------------------------------------------- */
hasCompare = rnative.test( docElem.compareDocumentPosition );

// Element contains another
// Purposefully self-exclusive
// As in, an element does not contain itself
contains = hasCompare || rnative.test( docElem.contains ) ?
        function( a, b ) {
                var adown = a.nodeType === 9 ? a.documentElement : a,
                        bup = b && b.parentNode;
                return a === bup || !!( bup && bup.nodeType === 1 && (
                        adown.contains ?
                                adown.contains( bup ) :
                                a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
                ));
        } :
        function( a, b ) {
                if ( b ) {
                        while ( (b = b.parentNode) ) {
                                if ( b === a ) {
                                        return true;
                                }
                        }
                }
                return false;
        };

/* Sorting
---------------------------------------------------------------------- */

// Document order sorting
sortOrder = hasCompare ?
function( a, b ) {

        // Flag for duplicate removal
        if ( a === b ) {
                hasDuplicate = true;
                return 0;
        }

        // Sort on method existence if only one input has compareDocumentPosition
        var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
        if ( compare ) {
                return compare;
        }

        // Calculate position if both inputs belong to the same document
        compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
                a.compareDocumentPosition( b ) :

                // Otherwise we know they are disconnected
                1;

        // Disconnected nodes
        if ( compare & 1 ||
                (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {

                // Choose the first element that is related to our preferred document
                if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
                        return -1;
                }
                if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
                        return 1;
                }

                // Maintain original order
                return sortInput ?
                        ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
                        0;
        }

        return compare & 4 ? -1 : 1;
} :
function( a, b ) {
        // Exit early if the nodes are identical
        if ( a === b ) {
                hasDuplicate = true;
                return 0;
        }

        var cur,
                i = 0,
                aup = a.parentNode,
                bup = b.parentNode,
                ap = [ a ],
                bp = [ b ];

        // Parentless nodes are either documents or disconnected
        if ( !aup || !bup ) {
                return a === document ? -1 :
                        b === document ? 1 :
                        aup ? -1 :
                        bup ? 1 :
                        sortInput ?
                        ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
                        0;

        // If the nodes are siblings, we can do a quick check
        } else if ( aup === bup ) {
                return siblingCheck( a, b );
        }

        // Otherwise we need full lists of their ancestors for comparison
        cur = a;
        while ( (cur = cur.parentNode) ) {
                ap.unshift( cur );
        }
        cur = b;
        while ( (cur = cur.parentNode) ) {
                bp.unshift( cur );
        }

        // Walk down the tree looking for a discrepancy
        while ( ap[i] === bp[i] ) {
                i++;
        }

        return i ?
                // Do a sibling check if the nodes have a common ancestor
                siblingCheck( ap[i], bp[i] ) :

                // Otherwise nodes in our document sort first
                ap[i] === preferredDoc ? -1 :
                bp[i] === preferredDoc ? 1 :
                0;
};

return document;

};

Sizzle.matches = function( expr, elements ) {

return Sizzle( expr, null, null, elements );

};

Sizzle.matchesSelector = function( elem, expr ) {

// Set document vars if needed
if ( ( elem.ownerDocument || elem ) !== document ) {
        setDocument( elem );
}

// Make sure that attribute selectors are quoted
expr = expr.replace( rattributeQuotes, "='$1']" );

if ( support.matchesSelector && documentIsHTML &&
        !compilerCache[ expr + " " ] &&
        ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
        ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {

        try {
                var ret = matches.call( elem, expr );

                // IE 9's matchesSelector returns false on disconnected nodes
                if ( ret || support.disconnectedMatch ||
                                // As well, disconnected nodes are said to be in a document
                                // fragment in IE 9
                                elem.document && elem.document.nodeType !== 11 ) {
                        return ret;
                }
        } catch (e) {}
}

return Sizzle( expr, document, null, [ elem ] ).length > 0;

};

Sizzle.contains = function( context, elem ) {

// Set document vars if needed
if ( ( context.ownerDocument || context ) !== document ) {
        setDocument( context );
}
return contains( context, elem );

};

Sizzle.attr = function( elem, name ) {

// Set document vars if needed
if ( ( elem.ownerDocument || elem ) !== document ) {
        setDocument( elem );
}

var fn = Expr.attrHandle[ name.toLowerCase() ],
        // Don't get fooled by Object.prototype properties (jQuery #13807)
        val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
                fn( elem, name, !documentIsHTML ) :
                undefined;

return val !== undefined ?
        val :
        support.attributes || !documentIsHTML ?
                elem.getAttribute( name ) :
                (val = elem.getAttributeNode(name)) && val.specified ?
                        val.value :
                        null;

};

Sizzle.error = function( msg ) {

throw new Error( "Syntax error, unrecognized expression: " + msg );

};

/**

* Document sorting and removing duplicates
* @param {ArrayLike} results
*/

Sizzle.uniqueSort = function( results ) {

var elem,
        duplicates = [],
        j = 0,
        i = 0;

// Unless we *know* we can detect duplicates, assume their presence
hasDuplicate = !support.detectDuplicates;
sortInput = !support.sortStable && results.slice( 0 );
results.sort( sortOrder );

if ( hasDuplicate ) {
        while ( (elem = results[i++]) ) {
                if ( elem === results[ i ] ) {
                        j = duplicates.push( i );
                }
        }
        while ( j-- ) {
                results.splice( duplicates[ j ], 1 );
        }
}

// Clear input after sorting to release objects
// See https://github.com/jquery/sizzle/pull/225
sortInput = null;

return results;

};

/**

* Utility function for retrieving the text value of an array of DOM nodes
* @param {Array|Element} elem
*/

getText = Sizzle.getText = function( elem ) {

var node,
        ret = "",
        i = 0,
        nodeType = elem.nodeType;

if ( !nodeType ) {
        // If no nodeType, this is expected to be an array
        while ( (node = elem[i++]) ) {
                // Do not traverse comment nodes
                ret += getText( node );
        }
} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
        // Use textContent for elements
        // innerText usage removed for consistency of new lines (jQuery #11153)
        if ( typeof elem.textContent === "string" ) {
                return elem.textContent;
        } else {
                // Traverse its children
                for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                        ret += getText( elem );
                }
        }
} else if ( nodeType === 3 || nodeType === 4 ) {
        return elem.nodeValue;
}
// Do not include comment or processing instruction nodes

return ret;

};

Expr = Sizzle.selectors = {

// Can be adjusted by the user
cacheLength: 50,

createPseudo: markFunction,

match: matchExpr,

attrHandle: {},

find: {},

relative: {
        ">": { dir: "parentNode", first: true },
        " ": { dir: "parentNode" },
        "+": { dir: "previousSibling", first: true },
        "~": { dir: "previousSibling" }
},

preFilter: {
        "ATTR": function( match ) {
                match[1] = match[1].replace( runescape, funescape );

                // Move the given value to match[3] whether quoted or unquoted
                match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );

                if ( match[2] === "~=" ) {
                        match[3] = " " + match[3] + " ";
                }

                return match.slice( 0, 4 );
        },

        "CHILD": function( match ) {
                /* matches from matchExpr["CHILD"]
                        1 type (only|nth|...)
                        2 what (child|of-type)
                        3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                        4 xn-component of xn+y argument ([+-]?\d*n|)
                        5 sign of xn-component
                        6 x of xn-component
                        7 sign of y-component
                        8 y of y-component
                */
                match[1] = match[1].toLowerCase();

                if ( match[1].slice( 0, 3 ) === "nth" ) {
                        // nth-* requires argument
                        if ( !match[3] ) {
                                Sizzle.error( match[0] );
                        }

                        // numeric x and y parameters for Expr.filter.CHILD
                        // remember that false/true cast respectively to 0/1
                        match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
                        match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );

                // other types prohibit arguments
                } else if ( match[3] ) {
                        Sizzle.error( match[0] );
                }

                return match;
        },

        "PSEUDO": function( match ) {
                var excess,
                        unquoted = !match[6] && match[2];

                if ( matchExpr["CHILD"].test( match[0] ) ) {
                        return null;
                }

                // Accept quoted arguments as-is
                if ( match[3] ) {
                        match[2] = match[4] || match[5] || "";

                // Strip excess characters from unquoted arguments
                } else if ( unquoted && rpseudo.test( unquoted ) &&
                        // Get excess from tokenize (recursively)
                        (excess = tokenize( unquoted, true )) &&
                        // advance to the next closing parenthesis
                        (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {

                        // excess is a negative index
                        match[0] = match[0].slice( 0, excess );
                        match[2] = unquoted.slice( 0, excess );
                }

                // Return only captures needed by the pseudo filter method (type and argument)
                return match.slice( 0, 3 );
        }
},

filter: {

        "TAG": function( nodeNameSelector ) {
                var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
                return nodeNameSelector === "*" ?
                        function() { return true; } :
                        function( elem ) {
                                return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                        };
        },

        "CLASS": function( className ) {
                var pattern = classCache[ className + " " ];

                return pattern ||
                        (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
                        classCache( className, function( elem ) {
                                return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" );
                        });
        },

        "ATTR": function( name, operator, check ) {
                return function( elem ) {
                        var result = Sizzle.attr( elem, name );

                        if ( result == null ) {
                                return operator === "!=";
                        }
                        if ( !operator ) {
                                return true;
                        }

                        result += "";

                        return operator === "=" ? result === check :
                                operator === "!=" ? result !== check :
                                operator === "^=" ? check && result.indexOf( check ) === 0 :
                                operator === "*=" ? check && result.indexOf( check ) > -1 :
                                operator === "$=" ? check && result.slice( -check.length ) === check :
                                operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
                                operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
                                false;
                };
        },

        "CHILD": function( type, what, argument, first, last ) {
                var simple = type.slice( 0, 3 ) !== "nth",
                        forward = type.slice( -4 ) !== "last",
                        ofType = what === "of-type";

                return first === 1 && last === 0 ?

                        // Shortcut for :nth-*(n)
                        function( elem ) {
                                return !!elem.parentNode;
                        } :

                        function( elem, context, xml ) {
                                var cache, uniqueCache, outerCache, node, nodeIndex, start,
                                        dir = simple !== forward ? "nextSibling" : "previousSibling",
                                        parent = elem.parentNode,
                                        name = ofType && elem.nodeName.toLowerCase(),
                                        useCache = !xml && !ofType,
                                        diff = false;

                                if ( parent ) {

                                        // :(first|last|only)-(child|of-type)
                                        if ( simple ) {
                                                while ( dir ) {
                                                        node = elem;
                                                        while ( (node = node[ dir ]) ) {
                                                                if ( ofType ?
                                                                        node.nodeName.toLowerCase() === name :
                                                                        node.nodeType === 1 ) {

                                                                        return false;
                                                                }
                                                        }
                                                        // Reverse direction for :only-* (if we haven't yet done so)
                                                        start = dir = type === "only" && !start && "nextSibling";
                                                }
                                                return true;
                                        }

                                        start = [ forward ? parent.firstChild : parent.lastChild ];

                                        // non-xml :nth-child(...) stores cache data on `parent`
                                        if ( forward && useCache ) {

                                                // Seek `elem` from a previously-cached index

                                                // ...in a gzip-friendly way
                                                node = parent;
                                                outerCache = node[ expando ] || (node[ expando ] = {});

                                                // Support: IE <9 only
                                                // Defend against cloned attroperties (jQuery gh-1709)
                                                uniqueCache = outerCache[ node.uniqueID ] ||
                                                        (outerCache[ node.uniqueID ] = {});

                                                cache = uniqueCache[ type ] || [];
                                                nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
                                                diff = nodeIndex && cache[ 2 ];
                                                node = nodeIndex && parent.childNodes[ nodeIndex ];

                                                while ( (node = ++nodeIndex && node && node[ dir ] ||

                                                        // Fallback to seeking `elem` from the start
                                                        (diff = nodeIndex = 0) || start.pop()) ) {

                                                        // When found, cache indexes on `parent` and break
                                                        if ( node.nodeType === 1 && ++diff && node === elem ) {
                                                                uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
                                                                break;
                                                        }
                                                }

                                        } else {
                                                // Use previously-cached element index if available
                                                if ( useCache ) {
                                                        // ...in a gzip-friendly way
                                                        node = elem;
                                                        outerCache = node[ expando ] || (node[ expando ] = {});

                                                        // Support: IE <9 only
                                                        // Defend against cloned attroperties (jQuery gh-1709)
                                                        uniqueCache = outerCache[ node.uniqueID ] ||
                                                                (outerCache[ node.uniqueID ] = {});

                                                        cache = uniqueCache[ type ] || [];
                                                        nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
                                                        diff = nodeIndex;
                                                }

                                                // xml :nth-child(...)
                                                // or :nth-last-child(...) or :nth(-last)?-of-type(...)
                                                if ( diff === false ) {
                                                        // Use the same loop as above to seek `elem` from the start
                                                        while ( (node = ++nodeIndex && node && node[ dir ] ||
                                                                (diff = nodeIndex = 0) || start.pop()) ) {

                                                                if ( ( ofType ?
                                                                        node.nodeName.toLowerCase() === name :
                                                                        node.nodeType === 1 ) &&
                                                                        ++diff ) {

                                                                        // Cache the index of each encountered element
                                                                        if ( useCache ) {
                                                                                outerCache = node[ expando ] || (node[ expando ] = {});

                                                                                // Support: IE <9 only
                                                                                // Defend against cloned attroperties (jQuery gh-1709)
                                                                                uniqueCache = outerCache[ node.uniqueID ] ||
                                                                                        (outerCache[ node.uniqueID ] = {});

                                                                                uniqueCache[ type ] = [ dirruns, diff ];
                                                                        }

                                                                        if ( node === elem ) {
                                                                                break;
                                                                        }
                                                                }
                                                        }
                                                }
                                        }

                                        // Incorporate the offset, then check against cycle size
                                        diff -= last;
                                        return diff === first || ( diff % first === 0 && diff / first >= 0 );
                                }
                        };
        },

        "PSEUDO": function( pseudo, argument ) {
                // pseudo-class names are case-insensitive
                // http://www.w3.org/TR/selectors/#pseudo-classes
                // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                // Remember that setFilters inherits from pseudos
                var args,
                        fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
                                Sizzle.error( "unsupported pseudo: " + pseudo );

                // The user may use createPseudo to indicate that
                // arguments are needed to create the filter function
                // just as Sizzle does
                if ( fn[ expando ] ) {
                        return fn( argument );
                }

                // But maintain support for old signatures
                if ( fn.length > 1 ) {
                        args = [ pseudo, pseudo, "", argument ];
                        return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
                                markFunction(function( seed, matches ) {
                                        var idx,
                                                matched = fn( seed, argument ),
                                                i = matched.length;
                                        while ( i-- ) {
                                                idx = indexOf( seed, matched[i] );
                                                seed[ idx ] = !( matches[ idx ] = matched[i] );
                                        }
                                }) :
                                function( elem ) {
                                        return fn( elem, 0, args );
                                };
                }

                return fn;
        }
},

pseudos: {
        // Potentially complex pseudos
        "not": markFunction(function( selector ) {
                // Trim the selector passed to compile
                // to avoid treating leading and trailing
                // spaces as combinators
                var input = [],
                        results = [],
                        matcher = compile( selector.replace( rtrim, "$1" ) );

                return matcher[ expando ] ?
                        markFunction(function( seed, matches, context, xml ) {
                                var elem,
                                        unmatched = matcher( seed, null, xml, [] ),
                                        i = seed.length;

                                // Match elements unmatched by `matcher`
                                while ( i-- ) {
                                        if ( (elem = unmatched[i]) ) {
                                                seed[i] = !(matches[i] = elem);
                                        }
                                }
                        }) :
                        function( elem, context, xml ) {
                                input[0] = elem;
                                matcher( input, null, xml, results );
                                // Don't keep the element (issue #299)
                                input[0] = null;
                                return !results.pop();
                        };
        }),

        "has": markFunction(function( selector ) {
                return function( elem ) {
                        return Sizzle( selector, elem ).length > 0;
                };
        }),

        "contains": markFunction(function( text ) {
                text = text.replace( runescape, funescape );
                return function( elem ) {
                        return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
                };
        }),

        // "Whether an element is represented by a :lang() selector
        // is based solely on the element's language value
        // being equal to the identifier C,
        // or beginning with the identifier C immediately followed by "-".
        // The matching of C against the element's language value is performed case-insensitively.
        // The identifier C does not have to be a valid language name."
        // http://www.w3.org/TR/selectors/#lang-pseudo
        "lang": markFunction( function( lang ) {
                // lang value must be a valid identifier
                if ( !ridentifier.test(lang || "") ) {
                        Sizzle.error( "unsupported lang: " + lang );
                }
                lang = lang.replace( runescape, funescape ).toLowerCase();
                return function( elem ) {
                        var elemLang;
                        do {
                                if ( (elemLang = documentIsHTML ?
                                        elem.lang :
                                        elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {

                                        elemLang = elemLang.toLowerCase();
                                        return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
                                }
                        } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
                        return false;
                };
        }),

        // Miscellaneous
        "target": function( elem ) {
                var hash = window.location && window.location.hash;
                return hash && hash.slice( 1 ) === elem.id;
        },

        "root": function( elem ) {
                return elem === docElem;
        },

        "focus": function( elem ) {
                return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
        },

        // Boolean properties
        "enabled": function( elem ) {
                return elem.disabled === false;
        },

        "disabled": function( elem ) {
                return elem.disabled === true;
        },

        "checked": function( elem ) {
                // In CSS3, :checked should return both checked and selected elements
                // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                var nodeName = elem.nodeName.toLowerCase();
                return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
        },

        "selected": function( elem ) {
                // Accessing this property makes selected-by-default
                // options in Safari work properly
                if ( elem.parentNode ) {
                        elem.parentNode.selectedIndex;
                }

                return elem.selected === true;
        },

        // Contents
        "empty": function( elem ) {
                // http://www.w3.org/TR/selectors/#empty-pseudo
                // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
                //   but not by others (comment: 8; processing instruction: 7; etc.)
                // nodeType < 6 works because attributes (2) do not appear as children
                for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                        if ( elem.nodeType < 6 ) {
                                return false;
                        }
                }
                return true;
        },

        "parent": function( elem ) {
                return !Expr.pseudos["empty"]( elem );
        },

        // Element/input types
        "header": function( elem ) {
                return rheader.test( elem.nodeName );
        },

        "input": function( elem ) {
                return rinputs.test( elem.nodeName );
        },

        "button": function( elem ) {
                var name = elem.nodeName.toLowerCase();
                return name === "input" && elem.type === "button" || name === "button";
        },

        "text": function( elem ) {
                var attr;
                return elem.nodeName.toLowerCase() === "input" &&
                        elem.type === "text" &&

                        // Support: IE<8
                        // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
                        ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
        },

        // Position-in-collection
        "first": createPositionalPseudo(function() {
                return [ 0 ];
        }),

        "last": createPositionalPseudo(function( matchIndexes, length ) {
                return [ length - 1 ];
        }),

        "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
                return [ argument < 0 ? argument + length : argument ];
        }),

        "even": createPositionalPseudo(function( matchIndexes, length ) {
                var i = 0;
                for ( ; i < length; i += 2 ) {
                        matchIndexes.push( i );
                }
                return matchIndexes;
        }),

        "odd": createPositionalPseudo(function( matchIndexes, length ) {
                var i = 1;
                for ( ; i < length; i += 2 ) {
                        matchIndexes.push( i );
                }
                return matchIndexes;
        }),

        "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
                var i = argument < 0 ? argument + length : argument;
                for ( ; --i >= 0; ) {
                        matchIndexes.push( i );
                }
                return matchIndexes;
        }),

        "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
                var i = argument < 0 ? argument + length : argument;
                for ( ; ++i < length; ) {
                        matchIndexes.push( i );
                }
                return matchIndexes;
        })
}

};

Expr.pseudos = Expr.pseudos;

// Add button/input type pseudos for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {

Expr.pseudos[ i ] = createInputPseudo( i );

} for ( i in { submit: true, reset: true } ) {

Expr.pseudos[ i ] = createButtonPseudo( i );

}

// Easy API for creating new setFilters function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters();

tokenize = Sizzle.tokenize = function( selector, parseOnly ) {

var matched, match, tokens, type,
        soFar, groups, preFilters,
        cached = tokenCache[ selector + " " ];

if ( cached ) {
        return parseOnly ? 0 : cached.slice( 0 );
}

soFar = selector;
groups = [];
preFilters = Expr.preFilter;

while ( soFar ) {

        // Comma and first run
        if ( !matched || (match = rcomma.exec( soFar )) ) {
                if ( match ) {
                        // Don't consume trailing commas as valid
                        soFar = soFar.slice( match[0].length ) || soFar;
                }
                groups.push( (tokens = []) );
        }

        matched = false;

        // Combinators
        if ( (match = rcombinators.exec( soFar )) ) {
                matched = match.shift();
                tokens.push({
                        value: matched,
                        // Cast descendant combinators to space
                        type: match[0].replace( rtrim, " " )
                });
                soFar = soFar.slice( matched.length );
        }

        // Filters
        for ( type in Expr.filter ) {
                if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
                        (match = preFilters[ type ]( match ))) ) {
                        matched = match.shift();
                        tokens.push({
                                value: matched,
                                type: type,
                                matches: match
                        });
                        soFar = soFar.slice( matched.length );
                }
        }

        if ( !matched ) {
                break;
        }
}

// Return the length of the invalid excess
// if we're just parsing
// Otherwise, throw an error or return tokens
return parseOnly ?
        soFar.length :
        soFar ?
                Sizzle.error( selector ) :
                // Cache the tokens
                tokenCache( selector, groups ).slice( 0 );

};

function toSelector( tokens ) {

var i = 0,
        len = tokens.length,
        selector = "";
for ( ; i < len; i++ ) {
        selector += tokens[i].value;
}
return selector;

}

function addCombinator( matcher, combinator, base ) {

var dir = combinator.dir,
        checkNonElements = base && dir === "parentNode",
        doneName = done++;

return combinator.first ?
        // Check against closest ancestor/preceding element
        function( elem, context, xml ) {
                while ( (elem = elem[ dir ]) ) {
                        if ( elem.nodeType === 1 || checkNonElements ) {
                                return matcher( elem, context, xml );
                        }
                }
        } :

        // Check against all ancestor/preceding elements
        function( elem, context, xml ) {
                var oldCache, uniqueCache, outerCache,
                        newCache = [ dirruns, doneName ];

                // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
                if ( xml ) {
                        while ( (elem = elem[ dir ]) ) {
                                if ( elem.nodeType === 1 || checkNonElements ) {
                                        if ( matcher( elem, context, xml ) ) {
                                                return true;
                                        }
                                }
                        }
                } else {
                        while ( (elem = elem[ dir ]) ) {
                                if ( elem.nodeType === 1 || checkNonElements ) {
                                        outerCache = elem[ expando ] || (elem[ expando ] = {});

                                        // Support: IE <9 only
                                        // Defend against cloned attroperties (jQuery gh-1709)
                                        uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});

                                        if ( (oldCache = uniqueCache[ dir ]) &&
                                                oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {

                                                // Assign to newCache so results back-propagate to previous elements
                                                return (newCache[ 2 ] = oldCache[ 2 ]);
                                        } else {
                                                // Reuse newcache so results back-propagate to previous elements
                                                uniqueCache[ dir ] = newCache;

                                                // A match means we're done; a fail means we have to keep checking
                                                if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
                                                        return true;
                                                }
                                        }
                                }
                        }
                }
        };

}

function elementMatcher( matchers ) {

return matchers.length > 1 ?
        function( elem, context, xml ) {
                var i = matchers.length;
                while ( i-- ) {
                        if ( !matchers[i]( elem, context, xml ) ) {
                                return false;
                        }
                }
                return true;
        } :
        matchers[0];

}

function multipleContexts( selector, contexts, results ) {

var i = 0,
        len = contexts.length;
for ( ; i < len; i++ ) {
        Sizzle( selector, contexts[i], results );
}
return results;

}

function condense( unmatched, map, filter, context, xml ) {

var elem,
        newUnmatched = [],
        i = 0,
        len = unmatched.length,
        mapped = map != null;

for ( ; i < len; i++ ) {
        if ( (elem = unmatched[i]) ) {
                if ( !filter || filter( elem, context, xml ) ) {
                        newUnmatched.push( elem );
                        if ( mapped ) {
                                map.push( i );
                        }
                }
        }
}

return newUnmatched;

}

function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {

if ( postFilter && !postFilter[ expando ] ) {
        postFilter = setMatcher( postFilter );
}
if ( postFinder && !postFinder[ expando ] ) {
        postFinder = setMatcher( postFinder, postSelector );
}
return markFunction(function( seed, results, context, xml ) {
        var temp, i, elem,
                preMap = [],
                postMap = [],
                preexisting = results.length,

                // Get initial elements from seed or context
                elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),

                // Prefilter to get matcher input, preserving a map for seed-results synchronization
                matcherIn = preFilter && ( seed || !selector ) ?
                        condense( elems, preMap, preFilter, context, xml ) :
                        elems,

                matcherOut = matcher ?
                        // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
                        postFinder || ( seed ? preFilter : preexisting || postFilter ) ?

                                // ...intermediate processing is necessary
                                [] :

                                // ...otherwise use results directly
                                results :
                        matcherIn;

        // Find primary matches
        if ( matcher ) {
                matcher( matcherIn, matcherOut, context, xml );
        }

        // Apply postFilter
        if ( postFilter ) {
                temp = condense( matcherOut, postMap );
                postFilter( temp, [], context, xml );

                // Un-match failing elements by moving them back to matcherIn
                i = temp.length;
                while ( i-- ) {
                        if ( (elem = temp[i]) ) {
                                matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
                        }
                }
        }

        if ( seed ) {
                if ( postFinder || preFilter ) {
                        if ( postFinder ) {
                                // Get the final matcherOut by condensing this intermediate into postFinder contexts
                                temp = [];
                                i = matcherOut.length;
                                while ( i-- ) {
                                        if ( (elem = matcherOut[i]) ) {
                                                // Restore matcherIn since elem is not yet a final match
                                                temp.push( (matcherIn[i] = elem) );
                                        }
                                }
                                postFinder( null, (matcherOut = []), temp, xml );
                        }

                        // Move matched elements from seed to results to keep them synchronized
                        i = matcherOut.length;
                        while ( i-- ) {
                                if ( (elem = matcherOut[i]) &&
                                        (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {

                                        seed[temp] = !(results[temp] = elem);
                                }
                        }
                }

        // Add elements to results, through postFinder if defined
        } else {
                matcherOut = condense(
                        matcherOut === results ?
                                matcherOut.splice( preexisting, matcherOut.length ) :
                                matcherOut
                );
                if ( postFinder ) {
                        postFinder( null, results, matcherOut, xml );
                } else {
                        push.apply( results, matcherOut );
                }
        }
});

}

function matcherFromTokens( tokens ) {

var checkContext, matcher, j,
        len = tokens.length,
        leadingRelative = Expr.relative[ tokens[0].type ],
        implicitRelative = leadingRelative || Expr.relative[" "],
        i = leadingRelative ? 1 : 0,

        // The foundational matcher ensures that elements are reachable from top-level context(s)
        matchContext = addCombinator( function( elem ) {
                return elem === checkContext;
        }, implicitRelative, true ),
        matchAnyContext = addCombinator( function( elem ) {
                return indexOf( checkContext, elem ) > -1;
        }, implicitRelative, true ),
        matchers = [ function( elem, context, xml ) {
                var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
                        (checkContext = context).nodeType ?
                                matchContext( elem, context, xml ) :
                                matchAnyContext( elem, context, xml ) );
                // Avoid hanging onto element (issue #299)
                checkContext = null;
                return ret;
        } ];

for ( ; i < len; i++ ) {
        if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
                matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
        } else {
                matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );

                // Return special upon seeing a positional matcher
                if ( matcher[ expando ] ) {
                        // Find the next relative operator (if any) for proper handling
                        j = ++i;
                        for ( ; j < len; j++ ) {
                                if ( Expr.relative[ tokens[j].type ] ) {
                                        break;
                                }
                        }
                        return setMatcher(
                                i > 1 && elementMatcher( matchers ),
                                i > 1 && toSelector(
                                        // If the preceding token was a descendant combinator, insert an implicit any-element `*`
                                        tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
                                ).replace( rtrim, "$1" ),
                                matcher,
                                i < j && matcherFromTokens( tokens.slice( i, j ) ),
                                j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
                                j < len && toSelector( tokens )
                        );
                }
                matchers.push( matcher );
        }
}

return elementMatcher( matchers );

}

function matcherFromGroupMatchers( elementMatchers, setMatchers ) {

var bySet = setMatchers.length > 0,
        byElement = elementMatchers.length > 0,
        superMatcher = function( seed, context, xml, results, outermost ) {
                var elem, j, matcher,
                        matchedCount = 0,
                        i = "0",
                        unmatched = seed && [],
                        setMatched = [],
                        contextBackup = outermostContext,
                        // We must always have either seed elements or outermost context
                        elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
                        // Use integer dirruns iff this is the outermost matcher
                        dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
                        len = elems.length;

                if ( outermost ) {
                        outermostContext = context === document || context || outermost;
                }

                // Add elements passing elementMatchers directly to results
                // Support: IE<9, Safari
                // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
                for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
                        if ( byElement && elem ) {
                                j = 0;
                                if ( !context && elem.ownerDocument !== document ) {
                                        setDocument( elem );
                                        xml = !documentIsHTML;
                                }
                                while ( (matcher = elementMatchers[j++]) ) {
                                        if ( matcher( elem, context || document, xml) ) {
                                                results.push( elem );
                                                break;
                                        }
                                }
                                if ( outermost ) {
                                        dirruns = dirrunsUnique;
                                }
                        }

                        // Track unmatched elements for set filters
                        if ( bySet ) {
                                // They will have gone through all possible matchers
                                if ( (elem = !matcher && elem) ) {
                                        matchedCount--;
                                }

                                // Lengthen the array for every element, matched or not
                                if ( seed ) {
                                        unmatched.push( elem );
                                }
                        }
                }

                // `i` is now the count of elements visited above, and adding it to `matchedCount`
                // makes the latter nonnegative.
                matchedCount += i;

                // Apply set filters to unmatched elements
                // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
                // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
                // no element matchers and no seed.
                // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
                // case, which will result in a "00" `matchedCount` that differs from `i` but is also
                // numerically zero.
                if ( bySet && i !== matchedCount ) {
                        j = 0;
                        while ( (matcher = setMatchers[j++]) ) {
                                matcher( unmatched, setMatched, context, xml );
                        }

                        if ( seed ) {
                                // Reintegrate element matches to eliminate the need for sorting
                                if ( matchedCount > 0 ) {
                                        while ( i-- ) {
                                                if ( !(unmatched[i] || setMatched[i]) ) {
                                                        setMatched[i] = pop.call( results );
                                                }
                                        }
                                }

                                // Discard index placeholder values to get only actual matches
                                setMatched = condense( setMatched );
                        }

                        // Add matches to results
                        push.apply( results, setMatched );

                        // Seedless set matches succeeding multiple successful matchers stipulate sorting
                        if ( outermost && !seed && setMatched.length > 0 &&
                                ( matchedCount + setMatchers.length ) > 1 ) {

                                Sizzle.uniqueSort( results );
                        }
                }

                // Override manipulation of globals by nested matchers
                if ( outermost ) {
                        dirruns = dirrunsUnique;
                        outermostContext = contextBackup;
                }

                return unmatched;
        };

return bySet ?
        markFunction( superMatcher ) :
        superMatcher;

}

compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {

var i,
        setMatchers = [],
        elementMatchers = [],
        cached = compilerCache[ selector + " " ];

if ( !cached ) {
        // Generate a function of recursive functions that can be used to check each element
        if ( !match ) {
                match = tokenize( selector );
        }
        i = match.length;
        while ( i-- ) {
                cached = matcherFromTokens( match[i] );
                if ( cached[ expando ] ) {
                        setMatchers.push( cached );
                } else {
                        elementMatchers.push( cached );
                }
        }

        // Cache the compiled function
        cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );

        // Save selector and tokenization
        cached.selector = selector;
}
return cached;

};

/**

* A low-level selection function that works with Sizzle's compiled
*  selector functions
* @param {String|Function} selector A selector or a pre-compiled
*  selector function built with Sizzle.compile
* @param {Element} context
* @param {Array} [results]
* @param {Array} [seed] A set of elements to match against
*/

select = Sizzle.select = function( selector, context, results, seed ) {

var i, tokens, token, type, find,
        compiled = typeof selector === "function" && selector,
        match = !seed && tokenize( (selector = compiled.selector || selector) );

results = results || [];

// Try to minimize operations if there is only one selector in the list and no seed
// (the latter of which guarantees us context)
if ( match.length === 1 ) {

        // Reduce context if the leading compound selector is an ID
        tokens = match[0] = match[0].slice( 0 );
        if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
                        support.getById && context.nodeType === 9 && documentIsHTML &&
                        Expr.relative[ tokens[1].type ] ) {

                context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
                if ( !context ) {
                        return results;

                // Precompiled matchers will still verify ancestry, so step up a level
                } else if ( compiled ) {
                        context = context.parentNode;
                }

                selector = selector.slice( tokens.shift().value.length );
        }

        // Fetch a seed set for right-to-left matching
        i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
        while ( i-- ) {
                token = tokens[i];

                // Abort if we hit a combinator
                if ( Expr.relative[ (type = token.type) ] ) {
                        break;
                }
                if ( (find = Expr.find[ type ]) ) {
                        // Search, expanding context for leading sibling combinators
                        if ( (seed = find(
                                token.matches[0].replace( runescape, funescape ),
                                rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
                        )) ) {

                                // If seed is empty or no tokens remain, we can return early
                                tokens.splice( i, 1 );
                                selector = seed.length && toSelector( tokens );
                                if ( !selector ) {
                                        push.apply( results, seed );
                                        return results;
                                }

                                break;
                        }
                }
        }
}

// Compile and execute a filtering function if one is not provided
// Provide `match` to avoid retokenization if we modified the selector above
( compiled || compile( selector, match ) )(
        seed,
        context,
        !documentIsHTML,
        results,
        !context || rsibling.test( selector ) && testContext( context.parentNode ) || context
);
return results;

};

// One-time assignments

// Sort stability support.sortStable = expando.split(“”).sort( sortOrder ).join(“”) === expando;

// Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function support.detectDuplicates = !!hasDuplicate;

// Initialize against the default document setDocument();

// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* support.sortDetached = assert(function( div1 ) {

// Should return 1, but returns 4 (following)
return div1.compareDocumentPosition( document.createElement("div") ) & 1;

});

// Support: IE<8 // Prevent attribute/property “interpolation” // msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx if ( !assert(function( div ) {

div.innerHTML = "<a href='#'></a>";
return div.firstChild.getAttribute("href") === "#" ;

}) ) {

addHandle( "type|href|height|width", function( elem, name, isXML ) {
        if ( !isXML ) {
                return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
        }
});

}

// Support: IE<9 // Use defaultValue in place of getAttribute(“value”) if ( !support.attributes || !assert(function( div ) {

div.innerHTML = "<input/>";
div.firstChild.setAttribute( "value", "" );
return div.firstChild.getAttribute( "value" ) === "";

}) ) {

addHandle( "value", function( elem, name, isXML ) {
        if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
                return elem.defaultValue;
        }
});

}

// Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies if ( !assert(function( div ) {

return div.getAttribute("disabled") == null;

}) ) {

addHandle( booleans, function( elem, name, isXML ) {
        var val;
        if ( !isXML ) {
                return elem[ name ] === true ? name.toLowerCase() :
                                (val = elem.getAttributeNode( name )) && val.specified ?
                                val.value :
                        null;
        }
});

}

return Sizzle;

})( window );

jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; jQuery.expr[ “:” ] = jQuery.expr.pseudos; jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains;

var dir = function( elem, dir, until ) {

var matched = [],
        truncate = until !== undefined;

while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
        if ( elem.nodeType === 1 ) {
                if ( truncate && jQuery( elem ).is( until ) ) {
                        break;
                }
                matched.push( elem );
        }
}
return matched;

};

var siblings = function( n, elem ) {

var matched = [];

for ( ; n; n = n.nextSibling ) {
        if ( n.nodeType === 1 && n !== elem ) {
                matched.push( n );
        }
}

return matched;

};

var rneedsContext = jQuery.expr.match.needsContext;

var rsingleTag = ( /^<([w-]+)s*/?>(?:</1>|)$/ );

var risSimple = /^.[^:#[.,]*$/;

// Implement the identical functionality for filter and not function winnow( elements, qualifier, not ) {

if ( jQuery.isFunction( qualifier ) ) {
        return jQuery.grep( elements, function( elem, i ) {
                /* jshint -W018 */
                return !!qualifier.call( elem, i, elem ) !== not;
        } );

}

if ( qualifier.nodeType ) {
        return jQuery.grep( elements, function( elem ) {
                return ( elem === qualifier ) !== not;
        } );

}

if ( typeof qualifier === "string" ) {
        if ( risSimple.test( qualifier ) ) {
                return jQuery.filter( qualifier, elements, not );
        }

        qualifier = jQuery.filter( qualifier, elements );
}

return jQuery.grep( elements, function( elem ) {
        return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
} );

}

jQuery.filter = function( expr, elems, not ) {

var elem = elems[ 0 ];

if ( not ) {
        expr = ":not(" + expr + ")";
}

return elems.length === 1 && elem.nodeType === 1 ?
        jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
        jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
                return elem.nodeType === 1;
        } ) );

};

jQuery.fn.extend( {

find: function( selector ) {
        var i,
                len = this.length,
                ret = [],
                self = this;

        if ( typeof selector !== "string" ) {
                return this.pushStack( jQuery( selector ).filter( function() {
                        for ( i = 0; i < len; i++ ) {
                                if ( jQuery.contains( self[ i ], this ) ) {
                                        return true;
                                }
                        }
                } ) );
        }

        for ( i = 0; i < len; i++ ) {
                jQuery.find( selector, self[ i ], ret );
        }

        // Needed because $( selector, context ) becomes $( context ).find( selector )
        ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
        ret.selector = this.selector ? this.selector + " " + selector : selector;
        return ret;
},
filter: function( selector ) {
        return this.pushStack( winnow( this, selector || [], false ) );
},
not: function( selector ) {
        return this.pushStack( winnow( this, selector || [], true ) );
},
is: function( selector ) {
        return !!winnow(
                this,

                // If this is a positional/relative selector, check membership in the returned set
                // so $("p:first").is("p:last") won't return true for a doc with two "p".
                typeof selector === "string" && rneedsContext.test( selector ) ?
                        jQuery( selector ) :
                        selector || [],
                false
        ).length;
}

} );

// Initialize a jQuery object

// A central reference to the root jQuery(document) var rootjQuery,

// A simple way to check for HTML strings
// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
// Strict HTML recognition (#11290: must start with <)
rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,

init = jQuery.fn.init = function( selector, context, root ) {
        var match, elem;

        // HANDLE: $(""), $(null), $(undefined), $(false)
        if ( !selector ) {
                return this;
        }

        // Method init() accepts an alternate rootjQuery
        // so migrate can support jQuery.sub (gh-2101)
        root = root || rootjQuery;

        // Handle HTML strings
        if ( typeof selector === "string" ) {
                if ( selector[ 0 ] === "<" &&
                        selector[ selector.length - 1 ] === ">" &&
                        selector.length >= 3 ) {

                        // Assume that strings that start and end with <> are HTML and skip the regex check
                        match = [ null, selector, null ];

                } else {
                        match = rquickExpr.exec( selector );
                }

                // Match html or make sure no context is specified for #id
                if ( match && ( match[ 1 ] || !context ) ) {

                        // HANDLE: $(html) -> $(array)
                        if ( match[ 1 ] ) {
                                context = context instanceof jQuery ? context[ 0 ] : context;

                                // Option to run scripts is true for back-compat
                                // Intentionally let the error be thrown if parseHTML is not present
                                jQuery.merge( this, jQuery.parseHTML(
                                        match[ 1 ],
                                        context && context.nodeType ? context.ownerDocument || context : document,
                                        true
                                ) );

                                // HANDLE: $(html, props)
                                if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
                                        for ( match in context ) {

                                                // Properties of context are called as methods if possible
                                                if ( jQuery.isFunction( this[ match ] ) ) {
                                                        this[ match ]( context[ match ] );

                                                // ...and otherwise set as attributes
                                                } else {
                                                        this.attr( match, context[ match ] );
                                                }
                                        }
                                }

                                return this;

                        // HANDLE: $(#id)
                        } else {
                                elem = document.getElementById( match[ 2 ] );

                                // Support: Blackberry 4.6
                                // gEBID returns nodes no longer in the document (#6963)
                                if ( elem && elem.parentNode ) {

                                        // Inject the element directly into the jQuery object
                                        this.length = 1;
                                        this[ 0 ] = elem;
                                }

                                this.context = document;
                                this.selector = selector;
                                return this;
                        }

                // HANDLE: $(expr, $(...))
                } else if ( !context || context.jquery ) {
                        return ( context || root ).find( selector );

                // HANDLE: $(expr, context)
                // (which is just equivalent to: $(context).find(expr)
                } else {
                        return this.constructor( context ).find( selector );
                }

        // HANDLE: $(DOMElement)
        } else if ( selector.nodeType ) {
                this.context = this[ 0 ] = selector;
                this.length = 1;
                return this;

        // HANDLE: $(function)
        // Shortcut for document ready
        } else if ( jQuery.isFunction( selector ) ) {
                return root.ready !== undefined ?
                        root.ready( selector ) :

                        // Execute immediately if ready is not present
                        selector( jQuery );
        }

        if ( selector.selector !== undefined ) {
                this.selector = selector.selector;
                this.context = selector.context;
        }

        return jQuery.makeArray( selector, this );
};

// Give the init function the jQuery prototype for later instantiation init.prototype = jQuery.fn;

// Initialize central reference rootjQuery = jQuery( document );

var rparentsprev = /^(?:parents|prev(?:Until|All))/,

// Methods guaranteed to produce a unique set when starting from a unique set
guaranteedUnique = {
        children: true,
        contents: true,
        next: true,
        prev: true
};

jQuery.fn.extend( {

has: function( target ) {
        var targets = jQuery( target, this ),
                l = targets.length;

        return this.filter( function() {
                var i = 0;
                for ( ; i < l; i++ ) {
                        if ( jQuery.contains( this, targets[ i ] ) ) {
                                return true;
                        }
                }
        } );
},

closest: function( selectors, context ) {
        var cur,
                i = 0,
                l = this.length,
                matched = [],
                pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
                        jQuery( selectors, context || this.context ) :
                        0;

        for ( ; i < l; i++ ) {
                for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {

                        // Always skip document fragments
                        if ( cur.nodeType < 11 && ( pos ?
                                pos.index( cur ) > -1 :

                                // Don't pass non-elements to Sizzle
                                cur.nodeType === 1 &&
                                        jQuery.find.matchesSelector( cur, selectors ) ) ) {

                                matched.push( cur );
                                break;
                        }
                }
        }

        return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
},

// Determine the position of an element within the set
index: function( elem ) {

        // No argument, return index in parent
        if ( !elem ) {
                return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
        }

        // Index in selector
        if ( typeof elem === "string" ) {
                return indexOf.call( jQuery( elem ), this[ 0 ] );
        }

        // Locate the position of the desired element
        return indexOf.call( this,

                // If it receives a jQuery object, the first element is used
                elem.jquery ? elem[ 0 ] : elem
        );
},

add: function( selector, context ) {
        return this.pushStack(
                jQuery.uniqueSort(
                        jQuery.merge( this.get(), jQuery( selector, context ) )
                )
        );
},

addBack: function( selector ) {
        return this.add( selector == null ?
                this.prevObject : this.prevObject.filter( selector )
        );
}

} );

function sibling( cur, dir ) {

while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
return cur;

}

jQuery.each( {

parent: function( elem ) {
        var parent = elem.parentNode;
        return parent && parent.nodeType !== 11 ? parent : null;
},
parents: function( elem ) {
        return dir( elem, "parentNode" );
},
parentsUntil: function( elem, i, until ) {
        return dir( elem, "parentNode", until );
},
next: function( elem ) {
        return sibling( elem, "nextSibling" );
},
prev: function( elem ) {
        return sibling( elem, "previousSibling" );
},
nextAll: function( elem ) {
        return dir( elem, "nextSibling" );
},
prevAll: function( elem ) {
        return dir( elem, "previousSibling" );
},
nextUntil: function( elem, i, until ) {
        return dir( elem, "nextSibling", until );
},
prevUntil: function( elem, i, until ) {
        return dir( elem, "previousSibling", until );
},
siblings: function( elem ) {
        return siblings( ( elem.parentNode || {} ).firstChild, elem );
},
children: function( elem ) {
        return siblings( elem.firstChild );
},
contents: function( elem ) {
        return elem.contentDocument || jQuery.merge( [], elem.childNodes );
}

}, function( name, fn ) {

jQuery.fn[ name ] = function( until, selector ) {
        var matched = jQuery.map( this, fn, until );

        if ( name.slice( -5 ) !== "Until" ) {
                selector = until;
        }

        if ( selector && typeof selector === "string" ) {
                matched = jQuery.filter( selector, matched );
        }

        if ( this.length > 1 ) {

                // Remove duplicates
                if ( !guaranteedUnique[ name ] ) {
                        jQuery.uniqueSort( matched );
                }

                // Reverse order for parents* and prev-derivatives
                if ( rparentsprev.test( name ) ) {
                        matched.reverse();
                }
        }

        return this.pushStack( matched );
};

} ); var rnotwhite = ( /S+/g );

// Convert String-formatted options into Object-formatted ones function createOptions( options ) {

var object = {};
jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
        object[ flag ] = true;
} );
return object;

}

/*

* Create a callback list using the following parameters:
*
*      options: an optional list of space-separated options that will change how
*                      the callback list behaves or a more traditional option object
*
* By default a callback list will act like an event callback list and can be
* "fired" multiple times.
*
* Possible options:
*
*      once:                   will ensure the callback list can only be fired once (like a Deferred)
*
*      memory:                 will keep track of previous values and will call any callback added
*                                      after the list has been fired right away with the latest "memorized"
*                                      values (like a Deferred)
*
*      unique:                 will ensure a callback can only be added once (no duplicate in the list)
*
*      stopOnFalse:    interrupt callings when a callback returns false
*
*/

jQuery.Callbacks = function( options ) {

// Convert options from String-formatted to Object-formatted if needed
// (we check in cache first)
options = typeof options === "string" ?
        createOptions( options ) :
        jQuery.extend( {}, options );

var // Flag to know if list is currently firing
        firing,

        // Last fire value for non-forgettable lists
        memory,

        // Flag to know if list was already fired
        fired,

        // Flag to prevent firing
        locked,

        // Actual callback list
        list = [],

        // Queue of execution data for repeatable lists
        queue = [],

        // Index of currently firing callback (modified by add/remove as needed)
        firingIndex = -1,

        // Fire callbacks
        fire = function() {

                // Enforce single-firing
                locked = options.once;

                // Execute callbacks for all pending executions,
                // respecting firingIndex overrides and runtime changes
                fired = firing = true;
                for ( ; queue.length; firingIndex = -1 ) {
                        memory = queue.shift();
                        while ( ++firingIndex < list.length ) {

                                // Run callback and check for early termination
                                if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
                                        options.stopOnFalse ) {

                                        // Jump to end and forget the data so .add doesn't re-fire
                                        firingIndex = list.length;
                                        memory = false;
                                }
                        }
                }

                // Forget the data if we're done with it
                if ( !options.memory ) {
                        memory = false;
                }

                firing = false;

                // Clean up if we're done firing for good
                if ( locked ) {

                        // Keep an empty list if we have data for future add calls
                        if ( memory ) {
                                list = [];

                        // Otherwise, this object is spent
                        } else {
                                list = "";
                        }
                }
        },

        // Actual Callbacks object
        self = {

                // Add a callback or a collection of callbacks to the list
                add: function() {
                        if ( list ) {

                                // If we have memory from a past run, we should fire after adding
                                if ( memory && !firing ) {
                                        firingIndex = list.length - 1;
                                        queue.push( memory );
                                }

                                ( function add( args ) {
                                        jQuery.each( args, function( _, arg ) {
                                                if ( jQuery.isFunction( arg ) ) {
                                                        if ( !options.unique || !self.has( arg ) ) {
                                                                list.push( arg );
                                                        }
                                                } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) {

                                                        // Inspect recursively
                                                        add( arg );
                                                }
                                        } );
                                } )( arguments );

                                if ( memory && !firing ) {
                                        fire();
                                }
                        }
                        return this;
                },

                // Remove a callback from the list
                remove: function() {
                        jQuery.each( arguments, function( _, arg ) {
                                var index;
                                while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
                                        list.splice( index, 1 );

                                        // Handle firing indexes
                                        if ( index <= firingIndex ) {
                                                firingIndex--;
                                        }
                                }
                        } );
                        return this;
                },

                // Check if a given callback is in the list.
                // If no argument is given, return whether or not list has callbacks attached.
                has: function( fn ) {
                        return fn ?
                                jQuery.inArray( fn, list ) > -1 :
                                list.length > 0;
                },

                // Remove all callbacks from the list
                empty: function() {
                        if ( list ) {
                                list = [];
                        }
                        return this;
                },

                // Disable .fire and .add
                // Abort any current/pending executions
                // Clear all callbacks and values
                disable: function() {
                        locked = queue = [];
                        list = memory = "";
                        return this;
                },
                disabled: function() {
                        return !list;
                },

                // Disable .fire
                // Also disable .add unless we have memory (since it would have no effect)
                // Abort any pending executions
                lock: function() {
                        locked = queue = [];
                        if ( !memory ) {
                                list = memory = "";
                        }
                        return this;
                },
                locked: function() {
                        return !!locked;
                },

                // Call all callbacks with the given context and arguments
                fireWith: function( context, args ) {
                        if ( !locked ) {
                                args = args || [];
                                args = [ context, args.slice ? args.slice() : args ];
                                queue.push( args );
                                if ( !firing ) {
                                        fire();
                                }
                        }
                        return this;
                },

                // Call all the callbacks with the given arguments
                fire: function() {
                        self.fireWith( this, arguments );
                        return this;
                },

                // To know if the callbacks have already been called at least once
                fired: function() {
                        return !!fired;
                }
        };

return self;

};

jQuery.extend( {

Deferred: function( func ) {
        var tuples = [

                        // action, add listener, listener list, final state
                        [ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ],
                        [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ],
                        [ "notify", "progress", jQuery.Callbacks( "memory" ) ]
                ],
                state = "pending",
                promise = {
                        state: function() {
                                return state;
                        },
                        always: function() {
                                deferred.done( arguments ).fail( arguments );
                                return this;
                        },
                        then: function( /* fnDone, fnFail, fnProgress */ ) {
                                var fns = arguments;
                                return jQuery.Deferred( function( newDefer ) {
                                        jQuery.each( tuples, function( i, tuple ) {
                                                var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];

                                                // deferred[ done | fail | progress ] for forwarding actions to newDefer
                                                deferred[ tuple[ 1 ] ]( function() {
                                                        var returned = fn && fn.apply( this, arguments );
                                                        if ( returned && jQuery.isFunction( returned.promise ) ) {
                                                                returned.promise()
                                                                        .progress( newDefer.notify )
                                                                        .done( newDefer.resolve )
                                                                        .fail( newDefer.reject );
                                                        } else {
                                                                newDefer[ tuple[ 0 ] + "With" ](
                                                                        this === promise ? newDefer.promise() : this,
                                                                        fn ? [ returned ] : arguments
                                                                );
                                                        }
                                                } );
                                        } );
                                        fns = null;
                                } ).promise();
                        },

                        // Get a promise for this deferred
                        // If obj is provided, the promise aspect is added to the object
                        promise: function( obj ) {
                                return obj != null ? jQuery.extend( obj, promise ) : promise;
                        }
                },
                deferred = {};

        // Keep pipe for back-compat
        promise.pipe = promise.then;

        // Add list-specific methods
        jQuery.each( tuples, function( i, tuple ) {
                var list = tuple[ 2 ],
                        stateString = tuple[ 3 ];

                // promise[ done | fail | progress ] = list.add
                promise[ tuple[ 1 ] ] = list.add;

                // Handle state
                if ( stateString ) {
                        list.add( function() {

                                // state = [ resolved | rejected ]
                                state = stateString;

                        // [ reject_list | resolve_list ].disable; progress_list.lock
                        }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
                }

                // deferred[ resolve | reject | notify ]
                deferred[ tuple[ 0 ] ] = function() {
                        deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments );
                        return this;
                };
                deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
        } );

        // Make the deferred a promise
        promise.promise( deferred );

        // Call given func if any
        if ( func ) {
                func.call( deferred, deferred );
        }

        // All done!
        return deferred;
},

// Deferred helper
when: function( subordinate /* , ..., subordinateN */ ) {
        var i = 0,
                resolveValues = slice.call( arguments ),
                length = resolveValues.length,

                // the count of uncompleted subordinates
                remaining = length !== 1 ||
                        ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,

                // the master Deferred.
                // If resolveValues consist of only a single Deferred, just use that.
                deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

                // Update function for both resolve and progress values
                updateFunc = function( i, contexts, values ) {
                        return function( value ) {
                                contexts[ i ] = this;
                                values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
                                if ( values === progressValues ) {
                                        deferred.notifyWith( contexts, values );
                                } else if ( !( --remaining ) ) {
                                        deferred.resolveWith( contexts, values );
                                }
                        };
                },

                progressValues, progressContexts, resolveContexts;

        // Add listeners to Deferred subordinates; treat others as resolved
        if ( length > 1 ) {
                progressValues = new Array( length );
                progressContexts = new Array( length );
                resolveContexts = new Array( length );
                for ( ; i < length; i++ ) {
                        if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
                                resolveValues[ i ].promise()
                                        .progress( updateFunc( i, progressContexts, progressValues ) )
                                        .done( updateFunc( i, resolveContexts, resolveValues ) )
                                        .fail( deferred.reject );
                        } else {
                                --remaining;
                        }
                }
        }

        // If we're not waiting on anything, resolve the master
        if ( !remaining ) {
                deferred.resolveWith( resolveContexts, resolveValues );
        }

        return deferred.promise();
}

} );

// The deferred used on DOM ready var readyList;

jQuery.fn.ready = function( fn ) {

// Add the callback
jQuery.ready.promise().done( fn );

return this;

};

jQuery.extend( {

// Is the DOM ready to be used? Set to true once it occurs.
isReady: false,

// A counter to track how many items to wait for before
// the ready event fires. See #6781
readyWait: 1,

// Hold (or release) the ready event
holdReady: function( hold ) {
        if ( hold ) {
                jQuery.readyWait++;
        } else {
                jQuery.ready( true );
        }
},

// Handle when the DOM is ready
ready: function( wait ) {

        // Abort if there are pending holds or we're already ready
        if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
                return;
        }

        // Remember that the DOM is ready
        jQuery.isReady = true;

        // If a normal DOM Ready event fired, decrement, and wait if need be
        if ( wait !== true && --jQuery.readyWait > 0 ) {
                return;
        }

        // If there are functions bound, to execute
        readyList.resolveWith( document, [ jQuery ] );

        // Trigger any bound ready events
        if ( jQuery.fn.triggerHandler ) {
                jQuery( document ).triggerHandler( "ready" );
                jQuery( document ).off( "ready" );
        }
}

} );

/**

* The ready event handler and self cleanup method
*/

function completed() {

document.removeEventListener( "DOMContentLoaded", completed );
window.removeEventListener( "load", completed );
jQuery.ready();

}

jQuery.ready.promise = function( obj ) {

if ( !readyList ) {

        readyList = jQuery.Deferred();

        // Catch cases where $(document).ready() is called
        // after the browser event has already occurred.
        // Support: IE9-10 only
        // Older IE sometimes signals "interactive" too soon
        if ( document.readyState === "complete" ||
                ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {

                // Handle it asynchronously to allow scripts the opportunity to delay ready
                window.setTimeout( jQuery.ready );

        } else {

                // Use the handy event callback
                document.addEventListener( "DOMContentLoaded", completed );

                // A fallback to window.onload, that will always work
                window.addEventListener( "load", completed );
        }
}
return readyList.promise( obj );

};

// Kick off the DOM ready check even if the user does not jQuery.ready.promise();

// Multifunctional method to get and set values of a collection // The value/s can optionally be executed if it's a function var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {

var i = 0,
        len = elems.length,
        bulk = key == null;

// Sets many values
if ( jQuery.type( key ) === "object" ) {
        chainable = true;
        for ( i in key ) {
                access( elems, fn, i, key[ i ], true, emptyGet, raw );
        }

// Sets one value
} else if ( value !== undefined ) {
        chainable = true;

        if ( !jQuery.isFunction( value ) ) {
                raw = true;
        }

        if ( bulk ) {

                // Bulk operations run against the entire set
                if ( raw ) {
                        fn.call( elems, value );
                        fn = null;

                // ...except when executing function values
                } else {
                        bulk = fn;
                        fn = function( elem, key, value ) {
                                return bulk.call( jQuery( elem ), value );
                        };
                }
        }

        if ( fn ) {
                for ( ; i < len; i++ ) {
                        fn(
                                elems[ i ], key, raw ?
                                value :
                                value.call( elems[ i ], i, fn( elems[ i ], key ) )
                        );
                }
        }
}

return chainable ?
        elems :

        // Gets
        bulk ?
                fn.call( elems ) :
                len ? fn( elems[ 0 ], key ) : emptyGet;

}; var acceptData = function( owner ) {

// Accepts only:
//  - Node
//    - Node.ELEMENT_NODE
//    - Node.DOCUMENT_NODE
//  - Object
//    - Any
/* jshint -W018 */
return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );

};

function Data() {

this.expando = jQuery.expando + Data.uid++;

}

Data.uid = 1;

Data.prototype = {

register: function( owner, initial ) {
        var value = initial || {};

        // If it is a node unlikely to be stringify-ed or looped over
        // use plain assignment
        if ( owner.nodeType ) {
                owner[ this.expando ] = value;

        // Otherwise secure it in a non-enumerable, non-writable property
        // configurability must be true to allow the property to be
        // deleted with the delete operator
        } else {
                Object.defineProperty( owner, this.expando, {
                        value: value,
                        writable: true,
                        configurable: true
                } );
        }
        return owner[ this.expando ];
},
cache: function( owner ) {

        // We can accept data for non-element nodes in modern browsers,
        // but we should not, see #8335.
        // Always return an empty object.
        if ( !acceptData( owner ) ) {
                return {};
        }

        // Check if the owner object already has a cache
        var value = owner[ this.expando ];

        // If not, create one
        if ( !value ) {
                value = {};

                // We can accept data for non-element nodes in modern browsers,
                // but we should not, see #8335.
                // Always return an empty object.
                if ( acceptData( owner ) ) {

                        // If it is a node unlikely to be stringify-ed or looped over
                        // use plain assignment
                        if ( owner.nodeType ) {
                                owner[ this.expando ] = value;

                        // Otherwise secure it in a non-enumerable property
                        // configurable must be true to allow the property to be
                        // deleted when data is removed
                        } else {
                                Object.defineProperty( owner, this.expando, {
                                        value: value,
                                        configurable: true
                                } );
                        }
                }
        }

        return value;
},
set: function( owner, data, value ) {
        var prop,
                cache = this.cache( owner );

        // Handle: [ owner, key, value ] args
        if ( typeof data === "string" ) {
                cache[ data ] = value;

        // Handle: [ owner, { properties } ] args
        } else {

                // Copy the properties one-by-one to the cache object
                for ( prop in data ) {
                        cache[ prop ] = data[ prop ];
                }
        }
        return cache;
},
get: function( owner, key ) {
        return key === undefined ?
                this.cache( owner ) :
                owner[ this.expando ] && owner[ this.expando ][ key ];
},
access: function( owner, key, value ) {
        var stored;

        // In cases where either:
        //
        //   1. No key was specified
        //   2. A string key was specified, but no value provided
        //
        // Take the "read" path and allow the get method to determine
        // which value to return, respectively either:
        //
        //   1. The entire cache object
        //   2. The data stored at the key
        //
        if ( key === undefined ||
                        ( ( key && typeof key === "string" ) && value === undefined ) ) {

                stored = this.get( owner, key );

                return stored !== undefined ?
                        stored : this.get( owner, jQuery.camelCase( key ) );
        }

        // When the key is not a string, or both a key and value
        // are specified, set or extend (existing objects) with either:
        //
        //   1. An object of properties
        //   2. A key and value
        //
        this.set( owner, key, value );

        // Since the "set" path can have two possible entry points
        // return the expected data based on which path was taken[*]
        return value !== undefined ? value : key;
},
remove: function( owner, key ) {
        var i, name, camel,
                cache = owner[ this.expando ];

        if ( cache === undefined ) {
                return;
        }

        if ( key === undefined ) {
                this.register( owner );

        } else {

                // Support array or space separated string of keys
                if ( jQuery.isArray( key ) ) {

                        // If "name" is an array of keys...
                        // When data is initially created, via ("key", "val") signature,
                        // keys will be converted to camelCase.
                        // Since there is no way to tell _how_ a key was added, remove
                        // both plain key and camelCase key. #12786
                        // This will only penalize the array argument path.
                        name = key.concat( key.map( jQuery.camelCase ) );
                } else {
                        camel = jQuery.camelCase( key );

                        // Try the string as a key before any manipulation
                        if ( key in cache ) {
                                name = [ key, camel ];
                        } else {

                                // If a key with the spaces exists, use it.
                                // Otherwise, create an array by matching non-whitespace
                                name = camel;
                                name = name in cache ?
                                        [ name ] : ( name.match( rnotwhite ) || [] );
                        }
                }

                i = name.length;

                while ( i-- ) {
                        delete cache[ name[ i ] ];
                }
        }

        // Remove the expando if there's no more data
        if ( key === undefined || jQuery.isEmptyObject( cache ) ) {

                // Support: Chrome <= 35-45+
                // Webkit & Blink performance suffers when deleting properties
                // from DOM nodes, so set to undefined instead
                // https://code.google.com/p/chromium/issues/detail?id=378607
                if ( owner.nodeType ) {
                        owner[ this.expando ] = undefined;
                } else {
                        delete owner[ this.expando ];
                }
        }
},
hasData: function( owner ) {
        var cache = owner[ this.expando ];
        return cache !== undefined && !jQuery.isEmptyObject( cache );
}

}; var dataPriv = new Data();

var dataUser = new Data();

// Implementation Summary // // 1. Enforce API surface and semantic compatibility with 1.9.x branch // 2. Improve the module's maintainability by reducing the storage // paths to a single mechanism. // 3. Use the same single mechanism to support “private” and “user” data. // 4. Never expose “private” data to user code (TODO: Drop _data, _removeData) // 5. Avoid exposing implementation details on user objects (eg. expando properties) // 6. Provide a clear path for implementation upgrade to WeakMap in 2014

var rbrace = /^(?:{[wW]*}|[[wW]*])$/,

rmultiDash = /[A-Z]/g;

function dataAttr( elem, key, data ) {

var name;

// If nothing was found internally, try to fetch any
// data from the HTML5 data-* attribute
if ( data === undefined && elem.nodeType === 1 ) {
        name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
        data = elem.getAttribute( name );

        if ( typeof data === "string" ) {
                try {
                        data = data === "true" ? true :
                                data === "false" ? false :
                                data === "null" ? null :

                                // Only convert to a number if it doesn't change the string
                                +data + "" === data ? +data :
                                rbrace.test( data ) ? jQuery.parseJSON( data ) :
                                data;
                } catch ( e ) {}

                // Make sure we set the data so it isn't changed later
                dataUser.set( elem, key, data );
        } else {
                data = undefined;
        }
}
return data;

}

jQuery.extend( {

hasData: function( elem ) {
        return dataUser.hasData( elem ) || dataPriv.hasData( elem );
},

data: function( elem, name, data ) {
        return dataUser.access( elem, name, data );
},

removeData: function( elem, name ) {
        dataUser.remove( elem, name );
},

// TODO: Now that all calls to _data and _removeData have been replaced
// with direct calls to dataPriv methods, these can be deprecated.
_data: function( elem, name, data ) {
        return dataPriv.access( elem, name, data );
},

_removeData: function( elem, name ) {
        dataPriv.remove( elem, name );
}

} );

jQuery.fn.extend( {

data: function( key, value ) {
        var i, name, data,
                elem = this[ 0 ],
                attrs = elem && elem.attributes;

        // Gets all values
        if ( key === undefined ) {
                if ( this.length ) {
                        data = dataUser.get( elem );

                        if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
                                i = attrs.length;
                                while ( i-- ) {

                                        // Support: IE11+
                                        // The attrs elements can be null (#14894)
                                        if ( attrs[ i ] ) {
                                                name = attrs[ i ].name;
                                                if ( name.indexOf( "data-" ) === 0 ) {
                                                        name = jQuery.camelCase( name.slice( 5 ) );
                                                        dataAttr( elem, name, data[ name ] );
                                                }
                                        }
                                }
                                dataPriv.set( elem, "hasDataAttrs", true );
                        }
                }

                return data;
        }

        // Sets multiple values
        if ( typeof key === "object" ) {
                return this.each( function() {
                        dataUser.set( this, key );
                } );
        }

        return access( this, function( value ) {
                var data, camelKey;

                // The calling jQuery object (element matches) is not empty
                // (and therefore has an element appears at this[ 0 ]) and the
                // `value` parameter was not undefined. An empty jQuery object
                // will result in `undefined` for elem = this[ 0 ] which will
                // throw an exception if an attempt to read a data cache is made.
                if ( elem && value === undefined ) {

                        // Attempt to get data from the cache
                        // with the key as-is
                        data = dataUser.get( elem, key ) ||

                                // Try to find dashed key if it exists (gh-2779)
                                // This is for 2.2.x only
                                dataUser.get( elem, key.replace( rmultiDash, "-$&" ).toLowerCase() );

                        if ( data !== undefined ) {
                                return data;
                        }

                        camelKey = jQuery.camelCase( key );

                        // Attempt to get data from the cache
                        // with the key camelized
                        data = dataUser.get( elem, camelKey );
                        if ( data !== undefined ) {
                                return data;
                        }

                        // Attempt to "discover" the data in
                        // HTML5 custom data-* attrs
                        data = dataAttr( elem, camelKey, undefined );
                        if ( data !== undefined ) {
                                return data;
                        }

                        // We tried really hard, but the data doesn't exist.
                        return;
                }

                // Set the data...
                camelKey = jQuery.camelCase( key );
                this.each( function() {

                        // First, attempt to store a copy or reference of any
                        // data that might've been store with a camelCased key.
                        var data = dataUser.get( this, camelKey );

                        // For HTML5 data-* attribute interop, we have to
                        // store property names with dashes in a camelCase form.
                        // This might not apply to all properties...*
                        dataUser.set( this, camelKey, value );

                        // *... In the case of properties that might _actually_
                        // have dashes, we need to also store a copy of that
                        // unchanged property.
                        if ( key.indexOf( "-" ) > -1 && data !== undefined ) {
                                dataUser.set( this, key, value );
                        }
                } );
        }, null, value, arguments.length > 1, null, true );
},

removeData: function( key ) {
        return this.each( function() {
                dataUser.remove( this, key );
        } );
}

} );

jQuery.extend( {

queue: function( elem, type, data ) {
        var queue;

        if ( elem ) {
                type = ( type || "fx" ) + "queue";
                queue = dataPriv.get( elem, type );

                // Speed up dequeue by getting out quickly if this is just a lookup
                if ( data ) {
                        if ( !queue || jQuery.isArray( data ) ) {
                                queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
                        } else {
                                queue.push( data );
                        }
                }
                return queue || [];
        }
},

dequeue: function( elem, type ) {
        type = type || "fx";

        var queue = jQuery.queue( elem, type ),
                startLength = queue.length,
                fn = queue.shift(),
                hooks = jQuery._queueHooks( elem, type ),
                next = function() {
                        jQuery.dequeue( elem, type );
                };

        // If the fx queue is dequeued, always remove the progress sentinel
        if ( fn === "inprogress" ) {
                fn = queue.shift();
                startLength--;
        }

        if ( fn ) {

                // Add a progress sentinel to prevent the fx queue from being
                // automatically dequeued
                if ( type === "fx" ) {
                        queue.unshift( "inprogress" );
                }

                // Clear up the last queue stop function
                delete hooks.stop;
                fn.call( elem, next, hooks );
        }

        if ( !startLength && hooks ) {
                hooks.empty.fire();
        }
},

// Not public - generate a queueHooks object, or return the current one
_queueHooks: function( elem, type ) {
        var key = type + "queueHooks";
        return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
                empty: jQuery.Callbacks( "once memory" ).add( function() {
                        dataPriv.remove( elem, [ type + "queue", key ] );
                } )
        } );
}

} );

jQuery.fn.extend( {

queue: function( type, data ) {
        var setter = 2;

        if ( typeof type !== "string" ) {
                data = type;
                type = "fx";
                setter--;
        }

        if ( arguments.length < setter ) {
                return jQuery.queue( this[ 0 ], type );
        }

        return data === undefined ?
                this :
                this.each( function() {
                        var queue = jQuery.queue( this, type, data );

                        // Ensure a hooks for this queue
                        jQuery._queueHooks( this, type );

                        if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
                                jQuery.dequeue( this, type );
                        }
                } );
},
dequeue: function( type ) {
        return this.each( function() {
                jQuery.dequeue( this, type );
        } );
},
clearQueue: function( type ) {
        return this.queue( type || "fx", [] );
},

// Get a promise resolved when queues of a certain type
// are emptied (fx is the type by default)
promise: function( type, obj ) {
        var tmp,
                count = 1,
                defer = jQuery.Deferred(),
                elements = this,
                i = this.length,
                resolve = function() {
                        if ( !( --count ) ) {
                                defer.resolveWith( elements, [ elements ] );
                        }
                };

        if ( typeof type !== "string" ) {
                obj = type;
                type = undefined;
        }
        type = type || "fx";

        while ( i-- ) {
                tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
                if ( tmp && tmp.empty ) {
                        count++;
                        tmp.empty.add( resolve );
                }
        }
        resolve();
        return defer.promise( obj );
}

} ); var pnum = ( /[+-]?(?:d*.|)d+(?:[+-]?d+|)/ ).source;

var rcssNum = new RegExp( “^(?:([+-])=|)(” + pnum + “)([a-z%]*)$”, “i” );

var cssExpand = [ “Top”, “Right”, “Bottom”, “Left” ];

var isHidden = function( elem, el ) {

        // isHidden might be called from jQuery#filter function;
        // in that case, element will be second argument
        elem = el || elem;
        return jQuery.css( elem, "display" ) === "none" ||
                !jQuery.contains( elem.ownerDocument, elem );
};

function adjustCSS( elem, prop, valueParts, tween ) {

var adjusted,
        scale = 1,
        maxIterations = 20,
        currentValue = tween ?
                function() { return tween.cur(); } :
                function() { return jQuery.css( elem, prop, "" ); },
        initial = currentValue(),
        unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),

        // Starting value computation is required for potential unit mismatches
        initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
                rcssNum.exec( jQuery.css( elem, prop ) );

if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {

        // Trust units reported by jQuery.css
        unit = unit || initialInUnit[ 3 ];

        // Make sure we update the tween properties later on
        valueParts = valueParts || [];

        // Iteratively approximate from a nonzero starting point
        initialInUnit = +initial || 1;

        do {

                // If previous iteration zeroed out, double until we get *something*.
                // Use string for doubling so we don't accidentally see scale as unchanged below
                scale = scale || ".5";

                // Adjust and apply
                initialInUnit = initialInUnit / scale;
                jQuery.style( elem, prop, initialInUnit + unit );

        // Update scale, tolerating zero or NaN from tween.cur()
        // Break the loop if scale is unchanged or perfect, or if we've just had enough.
        } while (
                scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations
        );
}

if ( valueParts ) {
        initialInUnit = +initialInUnit || +initial || 0;

        // Apply relative offset (+=/-=) if specified
        adjusted = valueParts[ 1 ] ?
                initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
                +valueParts[ 2 ];
        if ( tween ) {
                tween.unit = unit;
                tween.start = initialInUnit;
                tween.end = adjusted;
        }
}
return adjusted;

} var rcheckableType = ( /^(?:checkbox|radio)$/i );

var rtagName = ( /<([w:-]+)/ );

var rscriptType = ( /^$|/(?:java|ecma)script/i );

// We have to close these tags to support XHTML (#13200) var wrapMap = {

// Support: IE9
option: [ 1, "<select multiple='multiple'>", "</select>" ],

// XHTML parsers do not magically insert elements in the
// same way that tag soup parsers do. So we cannot shorten
// this by omitting <tbody> or other required elements.
thead: [ 1, "<table>", "</table>" ],
col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
tr: [ 2, "<table><tbody>", "</tbody></table>" ],
td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],

_default: [ 0, "", "" ]

};

// Support: IE9 wrapMap.optgroup = wrapMap.option;

wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td;

function getAll( context, tag ) {

// Support: IE9-11+
// Use typeof to avoid zero-argument method invocation on host objects (#15151)
var ret = typeof context.getElementsByTagName !== "undefined" ?
                context.getElementsByTagName( tag || "*" ) :
                typeof context.querySelectorAll !== "undefined" ?
                        context.querySelectorAll( tag || "*" ) :
                [];

return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
        jQuery.merge( [ context ], ret ) :
        ret;

}

// Mark scripts as having already been evaluated function setGlobalEval( elems, refElements ) {

var i = 0,
        l = elems.length;

for ( ; i < l; i++ ) {
        dataPriv.set(
                elems[ i ],
                "globalEval",
                !refElements || dataPriv.get( refElements[ i ], "globalEval" )
        );
}

}

var rhtml = /<|&#?w+;/;

function buildFragment( elems, context, scripts, selection, ignored ) {

var elem, tmp, tag, wrap, contains, j,
        fragment = context.createDocumentFragment(),
        nodes = [],
        i = 0,
        l = elems.length;

for ( ; i < l; i++ ) {
        elem = elems[ i ];

        if ( elem || elem === 0 ) {

                // Add nodes directly
                if ( jQuery.type( elem ) === "object" ) {

                        // Support: Android<4.1, PhantomJS<2
                        // push.apply(_, arraylike) throws on ancient WebKit
                        jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );

                // Convert non-html into a text node
                } else if ( !rhtml.test( elem ) ) {
                        nodes.push( context.createTextNode( elem ) );

                // Convert html into DOM nodes
                } else {
                        tmp = tmp || fragment.appendChild( context.createElement( "div" ) );

                        // Deserialize a standard representation
                        tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
                        wrap = wrapMap[ tag ] || wrapMap._default;
                        tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];

                        // Descend through wrappers to the right content
                        j = wrap[ 0 ];
                        while ( j-- ) {
                                tmp = tmp.lastChild;
                        }

                        // Support: Android<4.1, PhantomJS<2
                        // push.apply(_, arraylike) throws on ancient WebKit
                        jQuery.merge( nodes, tmp.childNodes );

                        // Remember the top-level container
                        tmp = fragment.firstChild;

                        // Ensure the created nodes are orphaned (#12392)
                        tmp.textContent = "";
                }
        }
}

// Remove wrapper from fragment
fragment.textContent = "";

i = 0;
while ( ( elem = nodes[ i++ ] ) ) {

        // Skip elements already in the context collection (trac-4087)
        if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
                if ( ignored ) {
                        ignored.push( elem );
                }
                continue;
        }

        contains = jQuery.contains( elem.ownerDocument, elem );

        // Append to fragment
        tmp = getAll( fragment.appendChild( elem ), "script" );

        // Preserve script evaluation history
        if ( contains ) {
                setGlobalEval( tmp );
        }

        // Capture executables
        if ( scripts ) {
                j = 0;
                while ( ( elem = tmp[ j++ ] ) ) {
                        if ( rscriptType.test( elem.type || "" ) ) {
                                scripts.push( elem );
                        }
                }
        }
}

return fragment;

}

( function() {

var fragment = document.createDocumentFragment(),
        div = fragment.appendChild( document.createElement( "div" ) ),
        input = document.createElement( "input" );

// Support: Android 4.0-4.3, Safari<=5.1
// Check state lost if the name is set (#11217)
// Support: Windows Web Apps (WWA)
// `name` and `type` must use .setAttribute for WWA (#14901)
input.setAttribute( "type", "radio" );
input.setAttribute( "checked", "checked" );
input.setAttribute( "name", "t" );

div.appendChild( input );

// Support: Safari<=5.1, Android<4.2
// Older WebKit doesn't clone checked state correctly in fragments
support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;

// Support: IE<=11+
// Make sure textarea (and checkbox) defaultValue is properly cloned
div.innerHTML = "<textarea>x</textarea>";
support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;

} )();

var

rkeyEvent = /^key/,
rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
rtypenamespace = /^([^.]*)(?:\.(.+)|)/;

function returnTrue() {

return true;

}

function returnFalse() {

return false;

}

// Support: IE9 // See #13393 for more info function safeActiveElement() {

try {
        return document.activeElement;
} catch ( err ) { }

}

function on( elem, types, selector, data, fn, one ) {

var origFn, type;

// Types can be a map of types/handlers
if ( typeof types === "object" ) {

        // ( types-Object, selector, data )
        if ( typeof selector !== "string" ) {

                // ( types-Object, data )
                data = data || selector;
                selector = undefined;
        }
        for ( type in types ) {
                on( elem, type, selector, data, types[ type ], one );
        }
        return elem;
}

if ( data == null && fn == null ) {

        // ( types, fn )
        fn = selector;
        data = selector = undefined;
} else if ( fn == null ) {
        if ( typeof selector === "string" ) {

                // ( types, selector, fn )
                fn = data;
                data = undefined;
        } else {

                // ( types, data, fn )
                fn = data;
                data = selector;
                selector = undefined;
        }
}
if ( fn === false ) {
        fn = returnFalse;
} else if ( !fn ) {
        return elem;
}

if ( one === 1 ) {
        origFn = fn;
        fn = function( event ) {

                // Can use an empty set, since event contains the info
                jQuery().off( event );
                return origFn.apply( this, arguments );
        };

        // Use same guid so caller can remove using origFn
        fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
}
return elem.each( function() {
        jQuery.event.add( this, types, fn, data, selector );
} );

}

/*

* Helper functions for managing events -- not part of the public interface.
* Props to Dean Edwards' addEvent library for many of the ideas.
*/

jQuery.event = {

global: {},

add: function( elem, types, handler, data, selector ) {

        var handleObjIn, eventHandle, tmp,
                events, t, handleObj,
                special, handlers, type, namespaces, origType,
                elemData = dataPriv.get( elem );

        // Don't attach events to noData or text/comment nodes (but allow plain objects)
        if ( !elemData ) {
                return;
        }

        // Caller can pass in an object of custom data in lieu of the handler
        if ( handler.handler ) {
                handleObjIn = handler;
                handler = handleObjIn.handler;
                selector = handleObjIn.selector;
        }

        // Make sure that the handler has a unique ID, used to find/remove it later
        if ( !handler.guid ) {
                handler.guid = jQuery.guid++;
        }

        // Init the element's event structure and main handler, if this is the first
        if ( !( events = elemData.events ) ) {
                events = elemData.events = {};
        }
        if ( !( eventHandle = elemData.handle ) ) {
                eventHandle = elemData.handle = function( e ) {

                        // Discard the second event of a jQuery.event.trigger() and
                        // when an event is called after a page has unloaded
                        return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
                                jQuery.event.dispatch.apply( elem, arguments ) : undefined;
                };
        }

        // Handle multiple events separated by a space
        types = ( types || "" ).match( rnotwhite ) || [ "" ];
        t = types.length;
        while ( t-- ) {
                tmp = rtypenamespace.exec( types[ t ] ) || [];
                type = origType = tmp[ 1 ];
                namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();

                // There *must* be a type, no attaching namespace-only handlers
                if ( !type ) {
                        continue;
                }

                // If event changes its type, use the special event handlers for the changed type
                special = jQuery.event.special[ type ] || {};

                // If selector defined, determine special event api type, otherwise given type
                type = ( selector ? special.delegateType : special.bindType ) || type;

                // Update special based on newly reset type
                special = jQuery.event.special[ type ] || {};

                // handleObj is passed to all event handlers
                handleObj = jQuery.extend( {
                        type: type,
                        origType: origType,
                        data: data,
                        handler: handler,
                        guid: handler.guid,
                        selector: selector,
                        needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
                        namespace: namespaces.join( "." )
                }, handleObjIn );

                // Init the event handler queue if we're the first
                if ( !( handlers = events[ type ] ) ) {
                        handlers = events[ type ] = [];
                        handlers.delegateCount = 0;

                        // Only use addEventListener if the special events handler returns false
                        if ( !special.setup ||
                                special.setup.call( elem, data, namespaces, eventHandle ) === false ) {

                                if ( elem.addEventListener ) {
                                        elem.addEventListener( type, eventHandle );
                                }
                        }
                }

                if ( special.add ) {
                        special.add.call( elem, handleObj );

                        if ( !handleObj.handler.guid ) {
                                handleObj.handler.guid = handler.guid;
                        }
                }

                // Add to the element's handler list, delegates in front
                if ( selector ) {
                        handlers.splice( handlers.delegateCount++, 0, handleObj );
                } else {
                        handlers.push( handleObj );
                }

                // Keep track of which events have ever been used, for event optimization
                jQuery.event.global[ type ] = true;
        }

},

// Detach an event or set of events from an element
remove: function( elem, types, handler, selector, mappedTypes ) {

        var j, origCount, tmp,
                events, t, handleObj,
                special, handlers, type, namespaces, origType,
                elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );

        if ( !elemData || !( events = elemData.events ) ) {
                return;
        }

        // Once for each type.namespace in types; type may be omitted
        types = ( types || "" ).match( rnotwhite ) || [ "" ];
        t = types.length;
        while ( t-- ) {
                tmp = rtypenamespace.exec( types[ t ] ) || [];
                type = origType = tmp[ 1 ];
                namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();

                // Unbind all events (on this namespace, if provided) for the element
                if ( !type ) {
                        for ( type in events ) {
                                jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
                        }
                        continue;
                }

                special = jQuery.event.special[ type ] || {};
                type = ( selector ? special.delegateType : special.bindType ) || type;
                handlers = events[ type ] || [];
                tmp = tmp[ 2 ] &&
                        new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );

                // Remove matching events
                origCount = j = handlers.length;
                while ( j-- ) {
                        handleObj = handlers[ j ];

                        if ( ( mappedTypes || origType === handleObj.origType ) &&
                                ( !handler || handler.guid === handleObj.guid ) &&
                                ( !tmp || tmp.test( handleObj.namespace ) ) &&
                                ( !selector || selector === handleObj.selector ||
                                        selector === "**" && handleObj.selector ) ) {
                                handlers.splice( j, 1 );

                                if ( handleObj.selector ) {
                                        handlers.delegateCount--;
                                }
                                if ( special.remove ) {
                                        special.remove.call( elem, handleObj );
                                }
                        }
                }

                // Remove generic event handler if we removed something and no more handlers exist
                // (avoids potential for endless recursion during removal of special event handlers)
                if ( origCount && !handlers.length ) {
                        if ( !special.teardown ||
                                special.teardown.call( elem, namespaces, elemData.handle ) === false ) {

                                jQuery.removeEvent( elem, type, elemData.handle );
                        }

                        delete events[ type ];
                }
        }

        // Remove data and the expando if it's no longer used
        if ( jQuery.isEmptyObject( events ) ) {
                dataPriv.remove( elem, "handle events" );
        }
},

dispatch: function( event ) {

        // Make a writable jQuery.Event from the native event object
        event = jQuery.event.fix( event );

        var i, j, ret, matched, handleObj,
                handlerQueue = [],
                args = slice.call( arguments ),
                handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [],
                special = jQuery.event.special[ event.type ] || {};

        // Use the fix-ed jQuery.Event rather than the (read-only) native event
        args[ 0 ] = event;
        event.delegateTarget = this;

        // Call the preDispatch hook for the mapped type, and let it bail if desired
        if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
                return;
        }

        // Determine handlers
        handlerQueue = jQuery.event.handlers.call( this, event, handlers );

        // Run delegates first; they may want to stop propagation beneath us
        i = 0;
        while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
                event.currentTarget = matched.elem;

                j = 0;
                while ( ( handleObj = matched.handlers[ j++ ] ) &&
                        !event.isImmediatePropagationStopped() ) {

                        // Triggered event must either 1) have no namespace, or 2) have namespace(s)
                        // a subset or equal to those in the bound event (both can have no namespace).
                        if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) {

                                event.handleObj = handleObj;
                                event.data = handleObj.data;

                                ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
                                        handleObj.handler ).apply( matched.elem, args );

                                if ( ret !== undefined ) {
                                        if ( ( event.result = ret ) === false ) {
                                                event.preventDefault();
                                                event.stopPropagation();
                                        }
                                }
                        }
                }
        }

        // Call the postDispatch hook for the mapped type
        if ( special.postDispatch ) {
                special.postDispatch.call( this, event );
        }

        return event.result;
},

handlers: function( event, handlers ) {
        var i, matches, sel, handleObj,
                handlerQueue = [],
                delegateCount = handlers.delegateCount,
                cur = event.target;

        // Support (at least): Chrome, IE9
        // Find delegate handlers
        // Black-hole SVG <use> instance trees (#13180)
        //
        // Support: Firefox<=42+
        // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
        if ( delegateCount && cur.nodeType &&
                ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) {

                for ( ; cur !== this; cur = cur.parentNode || this ) {

                        // Don't check non-elements (#13208)
                        // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
                        if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) {
                                matches = [];
                                for ( i = 0; i < delegateCount; i++ ) {
                                        handleObj = handlers[ i ];

                                        // Don't conflict with Object.prototype properties (#13203)
                                        sel = handleObj.selector + " ";

                                        if ( matches[ sel ] === undefined ) {
                                                matches[ sel ] = handleObj.needsContext ?
                                                        jQuery( sel, this ).index( cur ) > -1 :
                                                        jQuery.find( sel, this, null, [ cur ] ).length;
                                        }
                                        if ( matches[ sel ] ) {
                                                matches.push( handleObj );
                                        }
                                }
                                if ( matches.length ) {
                                        handlerQueue.push( { elem: cur, handlers: matches } );
                                }
                        }
                }
        }

        // Add the remaining (directly-bound) handlers
        if ( delegateCount < handlers.length ) {
                handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } );
        }

        return handlerQueue;
},

// Includes some event props shared by KeyEvent and MouseEvent
props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " +
        "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ),

fixHooks: {},

keyHooks: {
        props: "char charCode key keyCode".split( " " ),
        filter: function( event, original ) {

                // Add which for key events
                if ( event.which == null ) {
                        event.which = original.charCode != null ? original.charCode : original.keyCode;
                }

                return event;
        }
},

mouseHooks: {
        props: ( "button buttons clientX clientY offsetX offsetY pageX pageY " +
                "screenX screenY toElement" ).split( " " ),
        filter: function( event, original ) {
                var eventDoc, doc, body,
                        button = original.button;

                // Calculate pageX/Y if missing and clientX/Y available
                if ( event.pageX == null && original.clientX != null ) {
                        eventDoc = event.target.ownerDocument || document;
                        doc = eventDoc.documentElement;
                        body = eventDoc.body;

                        event.pageX = original.clientX +
                                ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
                                ( doc && doc.clientLeft || body && body.clientLeft || 0 );
                        event.pageY = original.clientY +
                                ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) -
                                ( doc && doc.clientTop  || body && body.clientTop  || 0 );
                }

                // Add which for click: 1 === left; 2 === middle; 3 === right
                // Note: button is not normalized, so don't use it
                if ( !event.which && button !== undefined ) {
                        event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
                }

                return event;
        }
},

fix: function( event ) {
        if ( event[ jQuery.expando ] ) {
                return event;
        }

        // Create a writable copy of the event object and normalize some properties
        var i, prop, copy,
                type = event.type,
                originalEvent = event,
                fixHook = this.fixHooks[ type ];

        if ( !fixHook ) {
                this.fixHooks[ type ] = fixHook =
                        rmouseEvent.test( type ) ? this.mouseHooks :
                        rkeyEvent.test( type ) ? this.keyHooks :
                        {};
        }
        copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;

        event = new jQuery.Event( originalEvent );

        i = copy.length;
        while ( i-- ) {
                prop = copy[ i ];
                event[ prop ] = originalEvent[ prop ];
        }

        // Support: Cordova 2.5 (WebKit) (#13255)
        // All events should have a target; Cordova deviceready doesn't
        if ( !event.target ) {
                event.target = document;
        }

        // Support: Safari 6.0+, Chrome<28
        // Target should not be a text node (#504, #13143)
        if ( event.target.nodeType === 3 ) {
                event.target = event.target.parentNode;
        }

        return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
},

special: {
        load: {

                // Prevent triggered image.load events from bubbling to window.load
                noBubble: true
        },
        focus: {

                // Fire native event if possible so blur/focus sequence is correct
                trigger: function() {
                        if ( this !== safeActiveElement() && this.focus ) {
                                this.focus();
                                return false;
                        }
                },
                delegateType: "focusin"
        },
        blur: {
                trigger: function() {
                        if ( this === safeActiveElement() && this.blur ) {
                                this.blur();
                                return false;
                        }
                },
                delegateType: "focusout"
        },
        click: {

                // For checkbox, fire native event so checked state will be right
                trigger: function() {
                        if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
                                this.click();
                                return false;
                        }
                },

                // For cross-browser consistency, don't fire native .click() on links
                _default: function( event ) {
                        return jQuery.nodeName( event.target, "a" );
                }
        },

        beforeunload: {
                postDispatch: function( event ) {

                        // Support: Firefox 20+
                        // Firefox doesn't alert if the returnValue field is not set.
                        if ( event.result !== undefined && event.originalEvent ) {
                                event.originalEvent.returnValue = event.result;
                        }
                }
        }
}

};

jQuery.removeEvent = function( elem, type, handle ) {

// This "if" is needed for plain objects
if ( elem.removeEventListener ) {
        elem.removeEventListener( type, handle );
}

};

jQuery.Event = function( src, props ) {

// Allow instantiation without the 'new' keyword
if ( !( this instanceof jQuery.Event ) ) {
        return new jQuery.Event( src, props );
}

// Event object
if ( src && src.type ) {
        this.originalEvent = src;
        this.type = src.type;

        // Events bubbling up the document may have been marked as prevented
        // by a handler lower down the tree; reflect the correct value.
        this.isDefaultPrevented = src.defaultPrevented ||
                        src.defaultPrevented === undefined &&

                        // Support: Android<4.0
                        src.returnValue === false ?
                returnTrue :
                returnFalse;

// Event type
} else {
        this.type = src;
}

// Put explicitly provided properties onto the event object
if ( props ) {
        jQuery.extend( this, props );
}

// Create a timestamp if incoming event doesn't have one
this.timeStamp = src && src.timeStamp || jQuery.now();

// Mark it as fixed
this[ jQuery.expando ] = true;

};

// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = {

constructor: jQuery.Event,
isDefaultPrevented: returnFalse,
isPropagationStopped: returnFalse,
isImmediatePropagationStopped: returnFalse,
isSimulated: false,

preventDefault: function() {
        var e = this.originalEvent;

        this.isDefaultPrevented = returnTrue;

        if ( e && !this.isSimulated ) {
                e.preventDefault();
        }
},
stopPropagation: function() {
        var e = this.originalEvent;

        this.isPropagationStopped = returnTrue;

        if ( e && !this.isSimulated ) {
                e.stopPropagation();
        }
},
stopImmediatePropagation: function() {
        var e = this.originalEvent;

        this.isImmediatePropagationStopped = returnTrue;

        if ( e && !this.isSimulated ) {
                e.stopImmediatePropagation();
        }

        this.stopPropagation();
}

};

// Create mouseenter/leave events using mouseover/out and event-time checks // so that event delegation works in jQuery. // Do the same for pointerenter/pointerleave and pointerover/pointerout // // Support: Safari 7 only // Safari sends mouseenter too often; see: // code.google.com/p/chromium/issues/detail?id=470258 // for the description of the bug (it existed in older Chrome versions as well). jQuery.each( {

mouseenter: "mouseover",
mouseleave: "mouseout",
pointerenter: "pointerover",
pointerleave: "pointerout"

}, function( orig, fix ) {

jQuery.event.special[ orig ] = {
        delegateType: fix,
        bindType: fix,

        handle: function( event ) {
                var ret,
                        target = this,
                        related = event.relatedTarget,
                        handleObj = event.handleObj;

                // For mouseenter/leave call the handler if related is outside the target.
                // NB: No relatedTarget if the mouse left/entered the browser window
                if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
                        event.type = handleObj.origType;
                        ret = handleObj.handler.apply( this, arguments );
                        event.type = fix;
                }
                return ret;
        }
};

} );

jQuery.fn.extend( {

on: function( types, selector, data, fn ) {
        return on( this, types, selector, data, fn );
},
one: function( types, selector, data, fn ) {
        return on( this, types, selector, data, fn, 1 );
},
off: function( types, selector, fn ) {
        var handleObj, type;
        if ( types && types.preventDefault && types.handleObj ) {

                // ( event )  dispatched jQuery.Event
                handleObj = types.handleObj;
                jQuery( types.delegateTarget ).off(
                        handleObj.namespace ?
                                handleObj.origType + "." + handleObj.namespace :
                                handleObj.origType,
                        handleObj.selector,
                        handleObj.handler
                );
                return this;
        }
        if ( typeof types === "object" ) {

                // ( types-object [, selector] )
                for ( type in types ) {
                        this.off( type, selector, types[ type ] );
                }
                return this;
        }
        if ( selector === false || typeof selector === "function" ) {

                // ( types [, fn] )
                fn = selector;
                selector = undefined;
        }
        if ( fn === false ) {
                fn = returnFalse;
        }
        return this.each( function() {
                jQuery.event.remove( this, types, fn, selector );
        } );
}

} );

var

rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi,

// Support: IE 10-11, Edge 10240+
// In IE/Edge using regex groups here causes severe slowdowns.
// See https://connect.microsoft.com/IE/feedback/details/1736512/
rnoInnerhtml = /<script|<style|<link/i,

// checked="checked" or checked
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
rscriptTypeMasked = /^true\/(.*)/,
rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;

// Manipulating tables requires a tbody function manipulationTarget( elem, content ) {

return jQuery.nodeName( elem, "table" ) &&
        jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?

        elem.getElementsByTagName( "tbody" )[ 0 ] ||
                elem.appendChild( elem.ownerDocument.createElement( "tbody" ) ) :
        elem;

}

// Replace/restore the type attribute of script elements for safe DOM manipulation function disableScript( elem ) {

elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
return elem;

} function restoreScript( elem ) {

var match = rscriptTypeMasked.exec( elem.type );

if ( match ) {
        elem.type = match[ 1 ];
} else {
        elem.removeAttribute( "type" );
}

return elem;

}

function cloneCopyEvent( src, dest ) {

var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;

if ( dest.nodeType !== 1 ) {
        return;
}

// 1. Copy private data: events, handlers, etc.
if ( dataPriv.hasData( src ) ) {
        pdataOld = dataPriv.access( src );
        pdataCur = dataPriv.set( dest, pdataOld );
        events = pdataOld.events;

        if ( events ) {
                delete pdataCur.handle;
                pdataCur.events = {};

                for ( type in events ) {
                        for ( i = 0, l = events[ type ].length; i < l; i++ ) {
                                jQuery.event.add( dest, type, events[ type ][ i ] );
                        }
                }
        }
}

// 2. Copy user data
if ( dataUser.hasData( src ) ) {
        udataOld = dataUser.access( src );
        udataCur = jQuery.extend( {}, udataOld );

        dataUser.set( dest, udataCur );
}

}

// Fix IE bugs, see support tests function fixInput( src, dest ) {

var nodeName = dest.nodeName.toLowerCase();

// Fails to persist the checked state of a cloned checkbox or radio button.
if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
        dest.checked = src.checked;

// Fails to return the selected option to the default selected state when cloning options
} else if ( nodeName === "input" || nodeName === "textarea" ) {
        dest.defaultValue = src.defaultValue;
}

}

function domManip( collection, args, callback, ignored ) {

// Flatten any nested arrays
args = concat.apply( [], args );

var fragment, first, scripts, hasScripts, node, doc,
        i = 0,
        l = collection.length,
        iNoClone = l - 1,
        value = args[ 0 ],
        isFunction = jQuery.isFunction( value );

// We can't cloneNode fragments that contain checked, in WebKit
if ( isFunction ||
                ( l > 1 && typeof value === "string" &&
                        !support.checkClone && rchecked.test( value ) ) ) {
        return collection.each( function( index ) {
                var self = collection.eq( index );
                if ( isFunction ) {
                        args[ 0 ] = value.call( this, index, self.html() );
                }
                domManip( self, args, callback, ignored );
        } );
}

if ( l ) {
        fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
        first = fragment.firstChild;

        if ( fragment.childNodes.length === 1 ) {
                fragment = first;
        }

        // Require either new content or an interest in ignored elements to invoke the callback
        if ( first || ignored ) {
                scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
                hasScripts = scripts.length;

                // Use the original fragment for the last item
                // instead of the first because it can end up
                // being emptied incorrectly in certain situations (#8070).
                for ( ; i < l; i++ ) {
                        node = fragment;

                        if ( i !== iNoClone ) {
                                node = jQuery.clone( node, true, true );

                                // Keep references to cloned scripts for later restoration
                                if ( hasScripts ) {

                                        // Support: Android<4.1, PhantomJS<2
                                        // push.apply(_, arraylike) throws on ancient WebKit
                                        jQuery.merge( scripts, getAll( node, "script" ) );
                                }
                        }

                        callback.call( collection[ i ], node, i );
                }

                if ( hasScripts ) {
                        doc = scripts[ scripts.length - 1 ].ownerDocument;

                        // Reenable scripts
                        jQuery.map( scripts, restoreScript );

                        // Evaluate executable scripts on first document insertion
                        for ( i = 0; i < hasScripts; i++ ) {
                                node = scripts[ i ];
                                if ( rscriptType.test( node.type || "" ) &&
                                        !dataPriv.access( node, "globalEval" ) &&
                                        jQuery.contains( doc, node ) ) {

                                        if ( node.src ) {

                                                // Optional AJAX dependency, but won't run scripts if not present
                                                if ( jQuery._evalUrl ) {
                                                        jQuery._evalUrl( node.src );
                                                }
                                        } else {
                                                jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) );
                                        }
                                }
                        }
                }
        }
}

return collection;

}

function remove( elem, selector, keepData ) {

var node,
        nodes = selector ? jQuery.filter( selector, elem ) : elem,
        i = 0;

for ( ; ( node = nodes[ i ] ) != null; i++ ) {
        if ( !keepData && node.nodeType === 1 ) {
                jQuery.cleanData( getAll( node ) );
        }

        if ( node.parentNode ) {
                if ( keepData && jQuery.contains( node.ownerDocument, node ) ) {
                        setGlobalEval( getAll( node, "script" ) );
                }
                node.parentNode.removeChild( node );
        }
}

return elem;

}

jQuery.extend( {

htmlPrefilter: function( html ) {
        return html.replace( rxhtmlTag, "<$1></$2>" );
},

clone: function( elem, dataAndEvents, deepDataAndEvents ) {
        var i, l, srcElements, destElements,
                clone = elem.cloneNode( true ),
                inPage = jQuery.contains( elem.ownerDocument, elem );

        // Fix IE cloning issues
        if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
                        !jQuery.isXMLDoc( elem ) ) {

                // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
                destElements = getAll( clone );
                srcElements = getAll( elem );

                for ( i = 0, l = srcElements.length; i < l; i++ ) {
                        fixInput( srcElements[ i ], destElements[ i ] );
                }
        }

        // Copy the events from the original to the clone
        if ( dataAndEvents ) {
                if ( deepDataAndEvents ) {
                        srcElements = srcElements || getAll( elem );
                        destElements = destElements || getAll( clone );

                        for ( i = 0, l = srcElements.length; i < l; i++ ) {
                                cloneCopyEvent( srcElements[ i ], destElements[ i ] );
                        }
                } else {
                        cloneCopyEvent( elem, clone );
                }
        }

        // Preserve script evaluation history
        destElements = getAll( clone, "script" );
        if ( destElements.length > 0 ) {
                setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
        }

        // Return the cloned set
        return clone;
},

cleanData: function( elems ) {
        var data, elem, type,
                special = jQuery.event.special,
                i = 0;

        for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
                if ( acceptData( elem ) ) {
                        if ( ( data = elem[ dataPriv.expando ] ) ) {
                                if ( data.events ) {
                                        for ( type in data.events ) {
                                                if ( special[ type ] ) {
                                                        jQuery.event.remove( elem, type );

                                                // This is a shortcut to avoid jQuery.event.remove's overhead
                                                } else {
                                                        jQuery.removeEvent( elem, type, data.handle );
                                                }
                                        }
                                }

                                // Support: Chrome <= 35-45+
                                // Assign undefined instead of using delete, see Data#remove
                                elem[ dataPriv.expando ] = undefined;
                        }
                        if ( elem[ dataUser.expando ] ) {

                                // Support: Chrome <= 35-45+
                                // Assign undefined instead of using delete, see Data#remove
                                elem[ dataUser.expando ] = undefined;
                        }
                }
        }
}

} );

jQuery.fn.extend( {

// Keep domManip exposed until 3.0 (gh-2225)
domManip: domManip,

detach: function( selector ) {
        return remove( this, selector, true );
},

remove: function( selector ) {
        return remove( this, selector );
},

text: function( value ) {
        return access( this, function( value ) {
                return value === undefined ?
                        jQuery.text( this ) :
                        this.empty().each( function() {
                                if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                                        this.textContent = value;
                                }
                        } );
        }, null, value, arguments.length );
},

append: function() {
        return domManip( this, arguments, function( elem ) {
                if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                        var target = manipulationTarget( this, elem );
                        target.appendChild( elem );
                }
        } );
},

prepend: function() {
        return domManip( this, arguments, function( elem ) {
                if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                        var target = manipulationTarget( this, elem );
                        target.insertBefore( elem, target.firstChild );
                }
        } );
},

before: function() {
        return domManip( this, arguments, function( elem ) {
                if ( this.parentNode ) {
                        this.parentNode.insertBefore( elem, this );
                }
        } );
},

after: function() {
        return domManip( this, arguments, function( elem ) {
                if ( this.parentNode ) {
                        this.parentNode.insertBefore( elem, this.nextSibling );
                }
        } );
},

empty: function() {
        var elem,
                i = 0;

        for ( ; ( elem = this[ i ] ) != null; i++ ) {
                if ( elem.nodeType === 1 ) {

                        // Prevent memory leaks
                        jQuery.cleanData( getAll( elem, false ) );

                        // Remove any remaining nodes
                        elem.textContent = "";
                }
        }

        return this;
},

clone: function( dataAndEvents, deepDataAndEvents ) {
        dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
        deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

        return this.map( function() {
                return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
        } );
},

html: function( value ) {
        return access( this, function( value ) {
                var elem = this[ 0 ] || {},
                        i = 0,
                        l = this.length;

                if ( value === undefined && elem.nodeType === 1 ) {
                        return elem.innerHTML;
                }

                // See if we can take a shortcut and just use innerHTML
                if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
                        !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {

                        value = jQuery.htmlPrefilter( value );

                        try {
                                for ( ; i < l; i++ ) {
                                        elem = this[ i ] || {};

                                        // Remove element nodes and prevent memory leaks
                                        if ( elem.nodeType === 1 ) {
                                                jQuery.cleanData( getAll( elem, false ) );
                                                elem.innerHTML = value;
                                        }
                                }

                                elem = 0;

                        // If using innerHTML throws an exception, use the fallback method
                        } catch ( e ) {}
                }

                if ( elem ) {
                        this.empty().append( value );
                }
        }, null, value, arguments.length );
},

replaceWith: function() {
        var ignored = [];

        // Make the changes, replacing each non-ignored context element with the new content
        return domManip( this, arguments, function( elem ) {
                var parent = this.parentNode;

                if ( jQuery.inArray( this, ignored ) < 0 ) {
                        jQuery.cleanData( getAll( this ) );
                        if ( parent ) {
                                parent.replaceChild( elem, this );
                        }
                }

        // Force callback invocation
        }, ignored );
}

} );

jQuery.each( {

appendTo: "append",
prependTo: "prepend",
insertBefore: "before",
insertAfter: "after",
replaceAll: "replaceWith"

}, function( name, original ) {

jQuery.fn[ name ] = function( selector ) {
        var elems,
                ret = [],
                insert = jQuery( selector ),
                last = insert.length - 1,
                i = 0;

        for ( ; i <= last; i++ ) {
                elems = i === last ? this : this.clone( true );
                jQuery( insert[ i ] )[ original ]( elems );

                // Support: QtWebKit
                // .get() because push.apply(_, arraylike) throws
                push.apply( ret, elems.get() );
        }

        return this.pushStack( ret );
};

} );

var iframe,

elemdisplay = {

        // Support: Firefox
        // We have to pre-define these values for FF (#10227)
        HTML: "block",
        BODY: "block"
};

/**

* Retrieve the actual display of a element
* @param {String} name nodeName of the element
* @param {Object} doc Document object
*/

// Called only from within defaultDisplay function actualDisplay( name, doc ) {

var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),

        display = jQuery.css( elem[ 0 ], "display" );

// We don't have any data stored on the element,
// so use "detach" method as fast way to get rid of the element
elem.detach();

return display;

}

/**

* Try to determine the default display value of an element
* @param {String} nodeName
*/

function defaultDisplay( nodeName ) {

var doc = document,
        display = elemdisplay[ nodeName ];

if ( !display ) {
        display = actualDisplay( nodeName, doc );

        // If the simple way fails, read from inside an iframe
        if ( display === "none" || !display ) {

                // Use the already-created iframe if possible
                iframe = ( iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" ) )
                        .appendTo( doc.documentElement );

                // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
                doc = iframe[ 0 ].contentDocument;

                // Support: IE
                doc.write();
                doc.close();

                display = actualDisplay( nodeName, doc );
                iframe.detach();
        }

        // Store the correct default display
        elemdisplay[ nodeName ] = display;
}

return display;

} var rmargin = ( /^margin/ );

var rnumnonpx = new RegExp( “^(” + pnum + “)(?!px)+$”, “i” );

var getStyles = function( elem ) {

        // Support: IE<=11+, Firefox<=30+ (#15098, #14150)
        // IE throws on elements created in popups
        // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
        var view = elem.ownerDocument.defaultView;

        if ( !view || !view.opener ) {
                view = window;
        }

        return view.getComputedStyle( elem );
};

var swap = function( elem, options, callback, args ) {

var ret, name,
        old = {};

// Remember the old values, and insert the new ones
for ( name in options ) {
        old[ name ] = elem.style[ name ];
        elem.style[ name ] = options[ name ];
}

ret = callback.apply( elem, args || [] );

// Revert the old values
for ( name in options ) {
        elem.style[ name ] = old[ name ];
}

return ret;

};

var documentElement = document.documentElement;

( function() {

var pixelPositionVal, boxSizingReliableVal, pixelMarginRightVal, reliableMarginLeftVal,
        container = document.createElement( "div" ),
        div = document.createElement( "div" );

// Finish early in limited (non-browser) environments
if ( !div.style ) {
        return;
}

// Support: IE9-11+
// Style of cloned element affects source element cloned (#8908)
div.style.backgroundClip = "content-box";
div.cloneNode( true ).style.backgroundClip = "";
support.clearCloneStyle = div.style.backgroundClip === "content-box";

container.style.cssText = "border:0;width:8px;height:0;top:0;left:-9999px;" +
        "padding:0;margin-top:1px;position:absolute";
container.appendChild( div );

// Executing both pixelPosition & boxSizingReliable tests require only one layout
// so they're executed at the same time to save the second computation.
function computeStyleTests() {
        div.style.cssText =

                // Support: Firefox<29, Android 2.3
                // Vendor-prefix box-sizing
                "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;" +
                "position:relative;display:block;" +
                "margin:auto;border:1px;padding:1px;" +
                "top:1%;width:50%";
        div.innerHTML = "";
        documentElement.appendChild( container );

        var divStyle = window.getComputedStyle( div );
        pixelPositionVal = divStyle.top !== "1%";
        reliableMarginLeftVal = divStyle.marginLeft === "2px";
        boxSizingReliableVal = divStyle.width === "4px";

        // Support: Android 4.0 - 4.3 only
        // Some styles come back with percentage values, even though they shouldn't
        div.style.marginRight = "50%";
        pixelMarginRightVal = divStyle.marginRight === "4px";

        documentElement.removeChild( container );
}

jQuery.extend( support, {
        pixelPosition: function() {

                // This test is executed only once but we still do memoizing
                // since we can use the boxSizingReliable pre-computing.
                // No need to check if the test was already performed, though.
                computeStyleTests();
                return pixelPositionVal;
        },
        boxSizingReliable: function() {
                if ( boxSizingReliableVal == null ) {
                        computeStyleTests();
                }
                return boxSizingReliableVal;
        },
        pixelMarginRight: function() {

                // Support: Android 4.0-4.3
                // We're checking for boxSizingReliableVal here instead of pixelMarginRightVal
                // since that compresses better and they're computed together anyway.
                if ( boxSizingReliableVal == null ) {
                        computeStyleTests();
                }
                return pixelMarginRightVal;
        },
        reliableMarginLeft: function() {

                // Support: IE <=8 only, Android 4.0 - 4.3 only, Firefox <=3 - 37
                if ( boxSizingReliableVal == null ) {
                        computeStyleTests();
                }
                return reliableMarginLeftVal;
        },
        reliableMarginRight: function() {

                // Support: Android 2.3
                // Check if div with explicit width and no margin-right incorrectly
                // gets computed margin-right based on width of container. (#3333)
                // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                // This support function is only executed once so no memoizing is needed.
                var ret,
                        marginDiv = div.appendChild( document.createElement( "div" ) );

                // Reset CSS: box-sizing; display; margin; border; padding
                marginDiv.style.cssText = div.style.cssText =

                        // Support: Android 2.3
                        // Vendor-prefix box-sizing
                        "-webkit-box-sizing:content-box;box-sizing:content-box;" +
                        "display:block;margin:0;border:0;padding:0";
                marginDiv.style.marginRight = marginDiv.style.width = "0";
                div.style.width = "1px";
                documentElement.appendChild( container );

                ret = !parseFloat( window.getComputedStyle( marginDiv ).marginRight );

                documentElement.removeChild( container );
                div.removeChild( marginDiv );

                return ret;
        }
} );

} )();

function curCSS( elem, name, computed ) {

var width, minWidth, maxWidth, ret,
        style = elem.style;

computed = computed || getStyles( elem );
ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined;

// Support: Opera 12.1x only
// Fall back to style even without computed
// computed is undefined for elems on document fragments
if ( ( ret === "" || ret === undefined ) && !jQuery.contains( elem.ownerDocument, elem ) ) {
        ret = jQuery.style( elem, name );
}

// Support: IE9
// getPropertyValue is only needed for .css('filter') (#12537)
if ( computed ) {

        // A tribute to the "awesome hack by Dean Edwards"
        // Android Browser returns percentage for some values,
        // but width seems to be reliably pixels.
        // This is against the CSSOM draft spec:
        // http://dev.w3.org/csswg/cssom/#resolved-values
        if ( !support.pixelMarginRight() && rnumnonpx.test( ret ) && rmargin.test( name ) ) {

                // Remember the original values
                width = style.width;
                minWidth = style.minWidth;
                maxWidth = style.maxWidth;

                // Put in the new values to get a computed value out
                style.minWidth = style.maxWidth = style.width = ret;
                ret = computed.width;

                // Revert the changed values
                style.width = width;
                style.minWidth = minWidth;
                style.maxWidth = maxWidth;
        }
}

return ret !== undefined ?

        // Support: IE9-11+
        // IE returns zIndex value as an integer.
        ret + "" :
        ret;

}

function addGetHookIf( conditionFn, hookFn ) {

// Define the hook, we'll check on the first run if it's really needed.
return {
        get: function() {
                if ( conditionFn() ) {

                        // Hook not needed (or it's not possible to use it due
                        // to missing dependency), remove it.
                        delete this.get;
                        return;
                }

                // Hook needed; redefine it so that the support test is not executed again.
                return ( this.get = hookFn ).apply( this, arguments );
        }
};

}

var

// Swappable if display is none or starts with table
// except "table", "table-cell", or "table-caption"
// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
rdisplayswap = /^(none|table(?!-c[ea]).+)/,

cssShow = { position: "absolute", visibility: "hidden", display: "block" },
cssNormalTransform = {
        letterSpacing: "0",
        fontWeight: "400"
},

cssPrefixes = [ "Webkit", "O", "Moz", "ms" ],
emptyStyle = document.createElement( "div" ).style;

// Return a css property mapped to a potentially vendor prefixed property function vendorPropName( name ) {

// Shortcut for names that are not vendor prefixed
if ( name in emptyStyle ) {
        return name;
}

// Check for vendor prefixed names
var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
        i = cssPrefixes.length;

while ( i-- ) {
        name = cssPrefixes[ i ] + capName;
        if ( name in emptyStyle ) {
                return name;
        }
}

}

function setPositiveNumber( elem, value, subtract ) {

// Any relative (+/-) values have already been
// normalized at this point
var matches = rcssNum.exec( value );
return matches ?

        // Guard against undefined "subtract", e.g., when used as in cssHooks
        Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
        value;

}

function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {

var i = extra === ( isBorderBox ? "border" : "content" ) ?

        // If we already have the right measurement, avoid augmentation
        4 :

        // Otherwise initialize for horizontal or vertical properties
        name === "width" ? 1 : 0,

        val = 0;

for ( ; i < 4; i += 2 ) {

        // Both box models exclude margin, so add it if we want it
        if ( extra === "margin" ) {
                val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
        }

        if ( isBorderBox ) {

                // border-box includes padding, so remove it if we want content
                if ( extra === "content" ) {
                        val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
                }

                // At this point, extra isn't border nor margin, so remove border
                if ( extra !== "margin" ) {
                        val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
                }
        } else {

                // At this point, extra isn't content, so add padding
                val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );

                // At this point, extra isn't content nor padding, so add border
                if ( extra !== "padding" ) {
                        val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
                }
        }
}

return val;

}

function getWidthOrHeight( elem, name, extra ) {

// Start with offset property, which is equivalent to the border-box value
var valueIsBorderBox = true,
        val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
        styles = getStyles( elem ),
        isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";

// Some non-html elements return undefined for offsetWidth, so check for null/undefined
// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
if ( val <= 0 || val == null ) {

        // Fall back to computed then uncomputed css if necessary
        val = curCSS( elem, name, styles );
        if ( val < 0 || val == null ) {
                val = elem.style[ name ];
        }

        // Computed unit is not pixels. Stop here and return.
        if ( rnumnonpx.test( val ) ) {
                return val;
        }

        // Check for style in case a browser which returns unreliable values
        // for getComputedStyle silently falls back to the reliable elem.style
        valueIsBorderBox = isBorderBox &&
                ( support.boxSizingReliable() || val === elem.style[ name ] );

        // Normalize "", auto, and prepare for extra
        val = parseFloat( val ) || 0;
}

// Use the active box-sizing model to add/subtract irrelevant styles
return ( val +
        augmentWidthOrHeight(
                elem,
                name,
                extra || ( isBorderBox ? "border" : "content" ),
                valueIsBorderBox,
                styles
        )
) + "px";

}

function showHide( elements, show ) {

var display, elem, hidden,
        values = [],
        index = 0,
        length = elements.length;

for ( ; index < length; index++ ) {
        elem = elements[ index ];
        if ( !elem.style ) {
                continue;
        }

        values[ index ] = dataPriv.get( elem, "olddisplay" );
        display = elem.style.display;
        if ( show ) {

                // Reset the inline display of this element to learn if it is
                // being hidden by cascaded rules or not
                if ( !values[ index ] && display === "none" ) {
                        elem.style.display = "";
                }

                // Set elements which have been overridden with display: none
                // in a stylesheet to whatever the default browser style is
                // for such an element
                if ( elem.style.display === "" && isHidden( elem ) ) {
                        values[ index ] = dataPriv.access(
                                elem,
                                "olddisplay",
                                defaultDisplay( elem.nodeName )
                        );
                }
        } else {
                hidden = isHidden( elem );

                if ( display !== "none" || !hidden ) {
                        dataPriv.set(
                                elem,
                                "olddisplay",
                                hidden ? display : jQuery.css( elem, "display" )
                        );
                }
        }
}

// Set the display of most of the elements in a second loop
// to avoid the constant reflow
for ( index = 0; index < length; index++ ) {
        elem = elements[ index ];
        if ( !elem.style ) {
                continue;
        }
        if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
                elem.style.display = show ? values[ index ] || "" : "none";
        }
}

return elements;

}

jQuery.extend( {

// Add in style property hooks for overriding the default
// behavior of getting and setting a style property
cssHooks: {
        opacity: {
                get: function( elem, computed ) {
                        if ( computed ) {

                                // We should always get a number back from opacity
                                var ret = curCSS( elem, "opacity" );
                                return ret === "" ? "1" : ret;
                        }
                }
        }
},

// Don't automatically add "px" to these possibly-unitless properties
cssNumber: {
        "animationIterationCount": true,
        "columnCount": true,
        "fillOpacity": true,
        "flexGrow": true,
        "flexShrink": true,
        "fontWeight": true,
        "lineHeight": true,
        "opacity": true,
        "order": true,
        "orphans": true,
        "widows": true,
        "zIndex": true,
        "zoom": true
},

// Add in properties whose names you wish to fix before
// setting or getting the value
cssProps: {
        "float": "cssFloat"
},

// Get and set the style property on a DOM Node
style: function( elem, name, value, extra ) {

        // Don't set styles on text and comment nodes
        if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
                return;
        }

        // Make sure that we're working with the right name
        var ret, type, hooks,
                origName = jQuery.camelCase( name ),
                style = elem.style;

        name = jQuery.cssProps[ origName ] ||
                ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );

        // Gets hook for the prefixed version, then unprefixed version
        hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

        // Check if we're setting a value
        if ( value !== undefined ) {
                type = typeof value;

                // Convert "+=" or "-=" to relative numbers (#7345)
                if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
                        value = adjustCSS( elem, name, ret );

                        // Fixes bug #9237
                        type = "number";
                }

                // Make sure that null and NaN values aren't set (#7116)
                if ( value == null || value !== value ) {
                        return;
                }

                // If a number was passed in, add the unit (except for certain CSS properties)
                if ( type === "number" ) {
                        value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
                }

                // Support: IE9-11+
                // background-* props affect original clone's values
                if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
                        style[ name ] = "inherit";
                }

                // If a hook was provided, use that value, otherwise just set the specified value
                if ( !hooks || !( "set" in hooks ) ||
                        ( value = hooks.set( elem, value, extra ) ) !== undefined ) {

                        style[ name ] = value;
                }

        } else {

                // If a hook was provided get the non-computed value from there
                if ( hooks && "get" in hooks &&
                        ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {

                        return ret;
                }

                // Otherwise just get the value from the style object
                return style[ name ];
        }
},

css: function( elem, name, extra, styles ) {
        var val, num, hooks,
                origName = jQuery.camelCase( name );

        // Make sure that we're working with the right name
        name = jQuery.cssProps[ origName ] ||
                ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );

        // Try prefixed name followed by the unprefixed name
        hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

        // If a hook was provided get the computed value from there
        if ( hooks && "get" in hooks ) {
                val = hooks.get( elem, true, extra );
        }

        // Otherwise, if a way to get the computed value exists, use that
        if ( val === undefined ) {
                val = curCSS( elem, name, styles );
        }

        // Convert "normal" to computed value
        if ( val === "normal" && name in cssNormalTransform ) {
                val = cssNormalTransform[ name ];
        }

        // Make numeric if forced or a qualifier was provided and val looks numeric
        if ( extra === "" || extra ) {
                num = parseFloat( val );
                return extra === true || isFinite( num ) ? num || 0 : val;
        }
        return val;
}

} );

jQuery.each( [ “height”, “width” ], function( i, name ) {

jQuery.cssHooks[ name ] = {
        get: function( elem, computed, extra ) {
                if ( computed ) {

                        // Certain elements can have dimension info if we invisibly show them
                        // but it must have a current display style that would benefit
                        return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
                                elem.offsetWidth === 0 ?
                                        swap( elem, cssShow, function() {
                                                return getWidthOrHeight( elem, name, extra );
                                        } ) :
                                        getWidthOrHeight( elem, name, extra );
                }
        },

        set: function( elem, value, extra ) {
                var matches,
                        styles = extra && getStyles( elem ),
                        subtract = extra && augmentWidthOrHeight(
                                elem,
                                name,
                                extra,
                                jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
                                styles
                        );

                // Convert to pixels if value adjustment is needed
                if ( subtract && ( matches = rcssNum.exec( value ) ) &&
                        ( matches[ 3 ] || "px" ) !== "px" ) {

                        elem.style[ name ] = value;
                        value = jQuery.css( elem, name );
                }

                return setPositiveNumber( elem, value, subtract );
        }
};

} );

jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,

function( elem, computed ) {
        if ( computed ) {
                return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
                        elem.getBoundingClientRect().left -
                                swap( elem, { marginLeft: 0 }, function() {
                                        return elem.getBoundingClientRect().left;
                                } )
                        ) + "px";
        }
}

);

// Support: Android 2.3 jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight,

function( elem, computed ) {
        if ( computed ) {
                return swap( elem, { "display": "inline-block" },
                        curCSS, [ elem, "marginRight" ] );
        }
}

);

// These hooks are used by animate to expand properties jQuery.each( {

margin: "",
padding: "",
border: "Width"

}, function( prefix, suffix ) {

jQuery.cssHooks[ prefix + suffix ] = {
        expand: function( value ) {
                var i = 0,
                        expanded = {},

                        // Assumes a single number if not a string
                        parts = typeof value === "string" ? value.split( " " ) : [ value ];

                for ( ; i < 4; i++ ) {
                        expanded[ prefix + cssExpand[ i ] + suffix ] =
                                parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
                }

                return expanded;
        }
};

if ( !rmargin.test( prefix ) ) {
        jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
}

} );

jQuery.fn.extend( {

css: function( name, value ) {
        return access( this, function( elem, name, value ) {
                var styles, len,
                        map = {},
                        i = 0;

                if ( jQuery.isArray( name ) ) {
                        styles = getStyles( elem );
                        len = name.length;

                        for ( ; i < len; i++ ) {
                                map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
                        }

                        return map;
                }

                return value !== undefined ?
                        jQuery.style( elem, name, value ) :
                        jQuery.css( elem, name );
        }, name, value, arguments.length > 1 );
},
show: function() {
        return showHide( this, true );
},
hide: function() {
        return showHide( this );
},
toggle: function( state ) {
        if ( typeof state === "boolean" ) {
                return state ? this.show() : this.hide();
        }

        return this.each( function() {
                if ( isHidden( this ) ) {
                        jQuery( this ).show();
                } else {
                        jQuery( this ).hide();
                }
        } );
}

} );

function Tween( elem, options, prop, end, easing ) {

return new Tween.prototype.init( elem, options, prop, end, easing );

} jQuery.Tween = Tween;

Tween.prototype = {

constructor: Tween,
init: function( elem, options, prop, end, easing, unit ) {
        this.elem = elem;
        this.prop = prop;
        this.easing = easing || jQuery.easing._default;
        this.options = options;
        this.start = this.now = this.cur();
        this.end = end;
        this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
},
cur: function() {
        var hooks = Tween.propHooks[ this.prop ];

        return hooks && hooks.get ?
                hooks.get( this ) :
                Tween.propHooks._default.get( this );
},
run: function( percent ) {
        var eased,
                hooks = Tween.propHooks[ this.prop ];

        if ( this.options.duration ) {
                this.pos = eased = jQuery.easing[ this.easing ](
                        percent, this.options.duration * percent, 0, 1, this.options.duration
                );
        } else {
                this.pos = eased = percent;
        }
        this.now = ( this.end - this.start ) * eased + this.start;

        if ( this.options.step ) {
                this.options.step.call( this.elem, this.now, this );
        }

        if ( hooks && hooks.set ) {
                hooks.set( this );
        } else {
                Tween.propHooks._default.set( this );
        }
        return this;
}

};

Tween.prototype.init.prototype = Tween.prototype;

Tween.propHooks = {

_default: {
        get: function( tween ) {
                var result;

                // Use a property on the element directly when it is not a DOM element,
                // or when there is no matching style property that exists.
                if ( tween.elem.nodeType !== 1 ||
                        tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {
                        return tween.elem[ tween.prop ];
                }

                // Passing an empty string as a 3rd parameter to .css will automatically
                // attempt a parseFloat and fallback to a string if the parse fails.
                // Simple values such as "10px" are parsed to Float;
                // complex values such as "rotate(1rad)" are returned as-is.
                result = jQuery.css( tween.elem, tween.prop, "" );

                // Empty strings, null, undefined and "auto" are converted to 0.
                return !result || result === "auto" ? 0 : result;
        },
        set: function( tween ) {

                // Use step hook for back compat.
                // Use cssHook if its there.
                // Use .style if available and use plain properties where available.
                if ( jQuery.fx.step[ tween.prop ] ) {
                        jQuery.fx.step[ tween.prop ]( tween );
                } else if ( tween.elem.nodeType === 1 &&
                        ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null ||
                                jQuery.cssHooks[ tween.prop ] ) ) {
                        jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
                } else {
                        tween.elem[ tween.prop ] = tween.now;
                }
        }
}

};

// Support: IE9 // Panic based approach to setting things on disconnected nodes Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {

set: function( tween ) {
        if ( tween.elem.nodeType && tween.elem.parentNode ) {
                tween.elem[ tween.prop ] = tween.now;
        }
}

};

jQuery.easing = {

linear: function( p ) {
        return p;
},
swing: function( p ) {
        return 0.5 - Math.cos( p * Math.PI ) / 2;
},
_default: "swing"

};

jQuery.fx = Tween.prototype.init;

// Back Compat <1.8 extension point jQuery.fx.step = {};

var

fxNow, timerId,
rfxtypes = /^(?:toggle|show|hide)$/,
rrun = /queueHooks$/;

// Animations created synchronously will run synchronously function createFxNow() {

window.setTimeout( function() {
        fxNow = undefined;
} );
return ( fxNow = jQuery.now() );

}

// Generate parameters to create a standard animation function genFx( type, includeWidth ) {

var which,
        i = 0,
        attrs = { height: type };

// If we include width, step value is 1 to do all cssExpand values,
// otherwise step value is 2 to skip over Left and Right
includeWidth = includeWidth ? 1 : 0;
for ( ; i < 4 ; i += 2 - includeWidth ) {
        which = cssExpand[ i ];
        attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
}

if ( includeWidth ) {
        attrs.opacity = attrs.width = type;
}

return attrs;

}

function createTween( value, prop, animation ) {

var tween,
        collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
        index = 0,
        length = collection.length;
for ( ; index < length; index++ ) {
        if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {

                // We're done with this property
                return tween;
        }
}

}

function defaultPrefilter( elem, props, opts ) {

/* jshint validthis: true */
var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
        anim = this,
        orig = {},
        style = elem.style,
        hidden = elem.nodeType && isHidden( elem ),
        dataShow = dataPriv.get( elem, "fxshow" );

// Handle queue: false promises
if ( !opts.queue ) {
        hooks = jQuery._queueHooks( elem, "fx" );
        if ( hooks.unqueued == null ) {
                hooks.unqueued = 0;
                oldfire = hooks.empty.fire;
                hooks.empty.fire = function() {
                        if ( !hooks.unqueued ) {
                                oldfire();
                        }
                };
        }
        hooks.unqueued++;

        anim.always( function() {

                // Ensure the complete handler is called before this completes
                anim.always( function() {
                        hooks.unqueued--;
                        if ( !jQuery.queue( elem, "fx" ).length ) {
                                hooks.empty.fire();
                        }
                } );
        } );
}

// Height/width overflow pass
if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {

        // Make sure that nothing sneaks out
        // Record all 3 overflow attributes because IE9-10 do not
        // change the overflow attribute when overflowX and
        // overflowY are set to the same value
        opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];

        // Set display property to inline-block for height/width
        // animations on inline elements that are having width/height animated
        display = jQuery.css( elem, "display" );

        // Test default display if display is currently "none"
        checkDisplay = display === "none" ?
                dataPriv.get( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display;

        if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) {
                style.display = "inline-block";
        }
}

if ( opts.overflow ) {
        style.overflow = "hidden";
        anim.always( function() {
                style.overflow = opts.overflow[ 0 ];
                style.overflowX = opts.overflow[ 1 ];
                style.overflowY = opts.overflow[ 2 ];
        } );
}

// show/hide pass
for ( prop in props ) {
        value = props[ prop ];
        if ( rfxtypes.exec( value ) ) {
                delete props[ prop ];
                toggle = toggle || value === "toggle";
                if ( value === ( hidden ? "hide" : "show" ) ) {

                        // If there is dataShow left over from a stopped hide or show
                        // and we are going to proceed with show, we should pretend to be hidden
                        if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
                                hidden = true;
                        } else {
                                continue;
                        }
                }
                orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );

        // Any non-fx value stops us from restoring the original display value
        } else {
                display = undefined;
        }
}

if ( !jQuery.isEmptyObject( orig ) ) {
        if ( dataShow ) {
                if ( "hidden" in dataShow ) {
                        hidden = dataShow.hidden;
                }
        } else {
                dataShow = dataPriv.access( elem, "fxshow", {} );
        }

        // Store state if its toggle - enables .stop().toggle() to "reverse"
        if ( toggle ) {
                dataShow.hidden = !hidden;
        }
        if ( hidden ) {
                jQuery( elem ).show();
        } else {
                anim.done( function() {
                        jQuery( elem ).hide();
                } );
        }
        anim.done( function() {
                var prop;

                dataPriv.remove( elem, "fxshow" );
                for ( prop in orig ) {
                        jQuery.style( elem, prop, orig[ prop ] );
                }
        } );
        for ( prop in orig ) {
                tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );

                if ( !( prop in dataShow ) ) {
                        dataShow[ prop ] = tween.start;
                        if ( hidden ) {
                                tween.end = tween.start;
                                tween.start = prop === "width" || prop === "height" ? 1 : 0;
                        }
                }
        }

// If this is a noop like .hide().hide(), restore an overwritten display value
} else if ( ( display === "none" ? defaultDisplay( elem.nodeName ) : display ) === "inline" ) {
        style.display = display;
}

}

function propFilter( props, specialEasing ) {

var index, name, easing, value, hooks;

// camelCase, specialEasing and expand cssHook pass
for ( index in props ) {
        name = jQuery.camelCase( index );
        easing = specialEasing[ name ];
        value = props[ index ];
        if ( jQuery.isArray( value ) ) {
                easing = value[ 1 ];
                value = props[ index ] = value[ 0 ];
        }

        if ( index !== name ) {
                props[ name ] = value;
                delete props[ index ];
        }

        hooks = jQuery.cssHooks[ name ];
        if ( hooks && "expand" in hooks ) {
                value = hooks.expand( value );
                delete props[ name ];

                // Not quite $.extend, this won't overwrite existing keys.
                // Reusing 'index' because we have the correct "name"
                for ( index in value ) {
                        if ( !( index in props ) ) {
                                props[ index ] = value[ index ];
                                specialEasing[ index ] = easing;
                        }
                }
        } else {
                specialEasing[ name ] = easing;
        }
}

}

function Animation( elem, properties, options ) {

var result,
        stopped,
        index = 0,
        length = Animation.prefilters.length,
        deferred = jQuery.Deferred().always( function() {

                // Don't match elem in the :animated selector
                delete tick.elem;
        } ),
        tick = function() {
                if ( stopped ) {
                        return false;
                }
                var currentTime = fxNow || createFxNow(),
                        remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),

                        // Support: Android 2.3
                        // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
                        temp = remaining / animation.duration || 0,
                        percent = 1 - temp,
                        index = 0,
                        length = animation.tweens.length;

                for ( ; index < length ; index++ ) {
                        animation.tweens[ index ].run( percent );
                }

                deferred.notifyWith( elem, [ animation, percent, remaining ] );

                if ( percent < 1 && length ) {
                        return remaining;
                } else {
                        deferred.resolveWith( elem, [ animation ] );
                        return false;
                }
        },
        animation = deferred.promise( {
                elem: elem,
                props: jQuery.extend( {}, properties ),
                opts: jQuery.extend( true, {
                        specialEasing: {},
                        easing: jQuery.easing._default
                }, options ),
                originalProperties: properties,
                originalOptions: options,
                startTime: fxNow || createFxNow(),
                duration: options.duration,
                tweens: [],
                createTween: function( prop, end ) {
                        var tween = jQuery.Tween( elem, animation.opts, prop, end,
                                        animation.opts.specialEasing[ prop ] || animation.opts.easing );
                        animation.tweens.push( tween );
                        return tween;
                },
                stop: function( gotoEnd ) {
                        var index = 0,

                                // If we are going to the end, we want to run all the tweens
                                // otherwise we skip this part
                                length = gotoEnd ? animation.tweens.length : 0;
                        if ( stopped ) {
                                return this;
                        }
                        stopped = true;
                        for ( ; index < length ; index++ ) {
                                animation.tweens[ index ].run( 1 );
                        }

                        // Resolve when we played the last frame; otherwise, reject
                        if ( gotoEnd ) {
                                deferred.notifyWith( elem, [ animation, 1, 0 ] );
                                deferred.resolveWith( elem, [ animation, gotoEnd ] );
                        } else {
                                deferred.rejectWith( elem, [ animation, gotoEnd ] );
                        }
                        return this;
                }
        } ),
        props = animation.props;

propFilter( props, animation.opts.specialEasing );

for ( ; index < length ; index++ ) {
        result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
        if ( result ) {
                if ( jQuery.isFunction( result.stop ) ) {
                        jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
                                jQuery.proxy( result.stop, result );
                }
                return result;
        }
}

jQuery.map( props, createTween, animation );

if ( jQuery.isFunction( animation.opts.start ) ) {
        animation.opts.start.call( elem, animation );
}

jQuery.fx.timer(
        jQuery.extend( tick, {
                elem: elem,
                anim: animation,
                queue: animation.opts.queue
        } )
);

// attach callbacks from options
return animation.progress( animation.opts.progress )
        .done( animation.opts.done, animation.opts.complete )
        .fail( animation.opts.fail )
        .always( animation.opts.always );

}

jQuery.Animation = jQuery.extend( Animation, {

tweeners: {
        "*": [ function( prop, value ) {
                var tween = this.createTween( prop, value );
                adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
                return tween;
        } ]
},

tweener: function( props, callback ) {
        if ( jQuery.isFunction( props ) ) {
                callback = props;
                props = [ "*" ];
        } else {
                props = props.match( rnotwhite );
        }

        var prop,
                index = 0,
                length = props.length;

        for ( ; index < length ; index++ ) {
                prop = props[ index ];
                Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
                Animation.tweeners[ prop ].unshift( callback );
        }
},

prefilters: [ defaultPrefilter ],

prefilter: function( callback, prepend ) {
        if ( prepend ) {
                Animation.prefilters.unshift( callback );
        } else {
                Animation.prefilters.push( callback );
        }
}

} );

jQuery.speed = function( speed, easing, fn ) {

var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
        complete: fn || !fn && easing ||
                jQuery.isFunction( speed ) && speed,
        duration: speed,
        easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
};

opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ?
        opt.duration : opt.duration in jQuery.fx.speeds ?
                jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;

// Normalize opt.queue - true/undefined/null -> "fx"
if ( opt.queue == null || opt.queue === true ) {
        opt.queue = "fx";
}

// Queueing
opt.old = opt.complete;

opt.complete = function() {
        if ( jQuery.isFunction( opt.old ) ) {
                opt.old.call( this );
        }

        if ( opt.queue ) {
                jQuery.dequeue( this, opt.queue );
        }
};

return opt;

};

jQuery.fn.extend( {

fadeTo: function( speed, to, easing, callback ) {

        // Show any hidden elements after setting opacity to 0
        return this.filter( isHidden ).css( "opacity", 0 ).show()

                // Animate to the value specified
                .end().animate( { opacity: to }, speed, easing, callback );
},
animate: function( prop, speed, easing, callback ) {
        var empty = jQuery.isEmptyObject( prop ),
                optall = jQuery.speed( speed, easing, callback ),
                doAnimation = function() {

                        // Operate on a copy of prop so per-property easing won't be lost
                        var anim = Animation( this, jQuery.extend( {}, prop ), optall );

                        // Empty animations, or finishing resolves immediately
                        if ( empty || dataPriv.get( this, "finish" ) ) {
                                anim.stop( true );
                        }
                };
                doAnimation.finish = doAnimation;

        return empty || optall.queue === false ?
                this.each( doAnimation ) :
                this.queue( optall.queue, doAnimation );
},
stop: function( type, clearQueue, gotoEnd ) {
        var stopQueue = function( hooks ) {
                var stop = hooks.stop;
                delete hooks.stop;
                stop( gotoEnd );
        };

        if ( typeof type !== "string" ) {
                gotoEnd = clearQueue;
                clearQueue = type;
                type = undefined;
        }
        if ( clearQueue && type !== false ) {
                this.queue( type || "fx", [] );
        }

        return this.each( function() {
                var dequeue = true,
                        index = type != null && type + "queueHooks",
                        timers = jQuery.timers,
                        data = dataPriv.get( this );

                if ( index ) {
                        if ( data[ index ] && data[ index ].stop ) {
                                stopQueue( data[ index ] );
                        }
                } else {
                        for ( index in data ) {
                                if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
                                        stopQueue( data[ index ] );
                                }
                        }
                }

                for ( index = timers.length; index--; ) {
                        if ( timers[ index ].elem === this &&
                                ( type == null || timers[ index ].queue === type ) ) {

                                timers[ index ].anim.stop( gotoEnd );
                                dequeue = false;
                                timers.splice( index, 1 );
                        }
                }

                // Start the next in the queue if the last step wasn't forced.
                // Timers currently will call their complete callbacks, which
                // will dequeue but only if they were gotoEnd.
                if ( dequeue || !gotoEnd ) {
                        jQuery.dequeue( this, type );
                }
        } );
},
finish: function( type ) {
        if ( type !== false ) {
                type = type || "fx";
        }
        return this.each( function() {
                var index,
                        data = dataPriv.get( this ),
                        queue = data[ type + "queue" ],
                        hooks = data[ type + "queueHooks" ],
                        timers = jQuery.timers,
                        length = queue ? queue.length : 0;

                // Enable finishing flag on private data
                data.finish = true;

                // Empty the queue first
                jQuery.queue( this, type, [] );

                if ( hooks && hooks.stop ) {
                        hooks.stop.call( this, true );
                }

                // Look for any active animations, and finish them
                for ( index = timers.length; index--; ) {
                        if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
                                timers[ index ].anim.stop( true );
                                timers.splice( index, 1 );
                        }
                }

                // Look for any animations in the old queue and finish them
                for ( index = 0; index < length; index++ ) {
                        if ( queue[ index ] && queue[ index ].finish ) {
                                queue[ index ].finish.call( this );
                        }
                }

                // Turn off finishing flag
                delete data.finish;
        } );
}

} );

jQuery.each( [ “toggle”, “show”, “hide” ], function( i, name ) {

var cssFn = jQuery.fn[ name ];
jQuery.fn[ name ] = function( speed, easing, callback ) {
        return speed == null || typeof speed === "boolean" ?
                cssFn.apply( this, arguments ) :
                this.animate( genFx( name, true ), speed, easing, callback );
};

} );

// Generate shortcuts for custom animations jQuery.each( {

slideDown: genFx( "show" ),
slideUp: genFx( "hide" ),
slideToggle: genFx( "toggle" ),
fadeIn: { opacity: "show" },
fadeOut: { opacity: "hide" },
fadeToggle: { opacity: "toggle" }

}, function( name, props ) {

jQuery.fn[ name ] = function( speed, easing, callback ) {
        return this.animate( props, speed, easing, callback );
};

} );

jQuery.timers = []; jQuery.fx.tick = function() {

var timer,
        i = 0,
        timers = jQuery.timers;

fxNow = jQuery.now();

for ( ; i < timers.length; i++ ) {
        timer = timers[ i ];

        // Checks the timer has not already been removed
        if ( !timer() && timers[ i ] === timer ) {
                timers.splice( i--, 1 );
        }
}

if ( !timers.length ) {
        jQuery.fx.stop();
}
fxNow = undefined;

};

jQuery.fx.timer = function( timer ) {

jQuery.timers.push( timer );
if ( timer() ) {
        jQuery.fx.start();
} else {
        jQuery.timers.pop();
}

};

jQuery.fx.interval = 13; jQuery.fx.start = function() {

if ( !timerId ) {
        timerId = window.setInterval( jQuery.fx.tick, jQuery.fx.interval );
}

};

jQuery.fx.stop = function() {

window.clearInterval( timerId );

timerId = null;

};

jQuery.fx.speeds = {

slow: 600,
fast: 200,

// Default speed
_default: 400

};

// Based off of the plugin by Clint Helfers, with permission. // web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ jQuery.fn.delay = function( time, type ) {

time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
type = type || "fx";

return this.queue( type, function( next, hooks ) {
        var timeout = window.setTimeout( next, time );
        hooks.stop = function() {
                window.clearTimeout( timeout );
        };
} );

};

( function() {

var input = document.createElement( "input" ),
        select = document.createElement( "select" ),
        opt = select.appendChild( document.createElement( "option" ) );

input.type = "checkbox";

// Support: iOS<=5.1, Android<=4.2+
// Default value for a checkbox should be "on"
support.checkOn = input.value !== "";

// Support: IE<=11+
// Must access selectedIndex to make default options select
support.optSelected = opt.selected;

// Support: Android<=2.3
// Options inside disabled selects are incorrectly marked as disabled
select.disabled = true;
support.optDisabled = !opt.disabled;

// Support: IE<=11+
// An input loses its value after becoming a radio
input = document.createElement( "input" );
input.value = "t";
input.type = "radio";
support.radioValue = input.value === "t";

} )();

var boolHook,

attrHandle = jQuery.expr.attrHandle;

jQuery.fn.extend( {

attr: function( name, value ) {
        return access( this, jQuery.attr, name, value, arguments.length > 1 );
},

removeAttr: function( name ) {
        return this.each( function() {
                jQuery.removeAttr( this, name );
        } );
}

} );

jQuery.extend( {

attr: function( elem, name, value ) {
        var ret, hooks,
                nType = elem.nodeType;

        // Don't get/set attributes on text, comment and attribute nodes
        if ( nType === 3 || nType === 8 || nType === 2 ) {
                return;
        }

        // Fallback to prop when attributes are not supported
        if ( typeof elem.getAttribute === "undefined" ) {
                return jQuery.prop( elem, name, value );
        }

        // All attributes are lowercase
        // Grab necessary hook if one is defined
        if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
                name = name.toLowerCase();
                hooks = jQuery.attrHooks[ name ] ||
                        ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
        }

        if ( value !== undefined ) {
                if ( value === null ) {
                        jQuery.removeAttr( elem, name );
                        return;
                }

                if ( hooks && "set" in hooks &&
                        ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
                        return ret;
                }

                elem.setAttribute( name, value + "" );
                return value;
        }

        if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
                return ret;
        }

        ret = jQuery.find.attr( elem, name );

        // Non-existent attributes return null, we normalize to undefined
        return ret == null ? undefined : ret;
},

attrHooks: {
        type: {
                set: function( elem, value ) {
                        if ( !support.radioValue && value === "radio" &&
                                jQuery.nodeName( elem, "input" ) ) {
                                var val = elem.value;
                                elem.setAttribute( "type", value );
                                if ( val ) {
                                        elem.value = val;
                                }
                                return value;
                        }
                }
        }
},

removeAttr: function( elem, value ) {
        var name, propName,
                i = 0,
                attrNames = value && value.match( rnotwhite );

        if ( attrNames && elem.nodeType === 1 ) {
                while ( ( name = attrNames[ i++ ] ) ) {
                        propName = jQuery.propFix[ name ] || name;

                        // Boolean attributes get special treatment (#10870)
                        if ( jQuery.expr.match.bool.test( name ) ) {

                                // Set corresponding property to false
                                elem[ propName ] = false;
                        }

                        elem.removeAttribute( name );
                }
        }
}

} );

// Hooks for boolean attributes boolHook = {

set: function( elem, value, name ) {
        if ( value === false ) {

                // Remove boolean attributes when set to false
                jQuery.removeAttr( elem, name );
        } else {
                elem.setAttribute( name, name );
        }
        return name;
}

}; jQuery.each( jQuery.expr.match.bool.source.match( /w+/g ), function( i, name ) {

var getter = attrHandle[ name ] || jQuery.find.attr;

attrHandle[ name ] = function( elem, name, isXML ) {
        var ret, handle;
        if ( !isXML ) {

                // Avoid an infinite loop by temporarily removing this function from the getter
                handle = attrHandle[ name ];
                attrHandle[ name ] = ret;
                ret = getter( elem, name, isXML ) != null ?
                        name.toLowerCase() :
                        null;
                attrHandle[ name ] = handle;
        }
        return ret;
};

} );

var rfocusable = /^(?:input|select|textarea|button)$/i,

rclickable = /^(?:a|area)$/i;

jQuery.fn.extend( {

prop: function( name, value ) {
        return access( this, jQuery.prop, name, value, arguments.length > 1 );
},

removeProp: function( name ) {
        return this.each( function() {
                delete this[ jQuery.propFix[ name ] || name ];
        } );
}

} );

jQuery.extend( {

prop: function( elem, name, value ) {
        var ret, hooks,
                nType = elem.nodeType;

        // Don't get/set properties on text, comment and attribute nodes
        if ( nType === 3 || nType === 8 || nType === 2 ) {
                return;
        }

        if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {

                // Fix name and attach hooks
                name = jQuery.propFix[ name ] || name;
                hooks = jQuery.propHooks[ name ];
        }

        if ( value !== undefined ) {
                if ( hooks && "set" in hooks &&
                        ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
                        return ret;
                }

                return ( elem[ name ] = value );
        }

        if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
                return ret;
        }

        return elem[ name ];
},

propHooks: {
        tabIndex: {
                get: function( elem ) {

                        // elem.tabIndex doesn't always return the
                        // correct value when it hasn't been explicitly set
                        // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                        // Use proper attribute retrieval(#12072)
                        var tabindex = jQuery.find.attr( elem, "tabindex" );

                        return tabindex ?
                                parseInt( tabindex, 10 ) :
                                rfocusable.test( elem.nodeName ) ||
                                        rclickable.test( elem.nodeName ) && elem.href ?
                                                0 :
                                                -1;
                }
        }
},

propFix: {
        "for": "htmlFor",
        "class": "className"
}

} );

// Support: IE <=11 only // Accessing the selectedIndex property // forces the browser to respect setting selected // on the option // The getter ensures a default option is selected // when in an optgroup if ( !support.optSelected ) {

jQuery.propHooks.selected = {
        get: function( elem ) {
                var parent = elem.parentNode;
                if ( parent && parent.parentNode ) {
                        parent.parentNode.selectedIndex;
                }
                return null;
        },
        set: function( elem ) {
                var parent = elem.parentNode;
                if ( parent ) {
                        parent.selectedIndex;

                        if ( parent.parentNode ) {
                                parent.parentNode.selectedIndex;
                        }
                }
        }
};

}

jQuery.each( [

"tabIndex",
"readOnly",
"maxLength",
"cellSpacing",
"cellPadding",
"rowSpan",
"colSpan",
"useMap",
"frameBorder",
"contentEditable"

], function() {

jQuery.propFix[ this.toLowerCase() ] = this;

} );

var rclass = /[trnf]/g;

function getClass( elem ) {

return elem.getAttribute && elem.getAttribute( "class" ) || "";

}

jQuery.fn.extend( {

addClass: function( value ) {
        var classes, elem, cur, curValue, clazz, j, finalValue,
                i = 0;

        if ( jQuery.isFunction( value ) ) {
                return this.each( function( j ) {
                        jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
                } );
        }

        if ( typeof value === "string" && value ) {
                classes = value.match( rnotwhite ) || [];

                while ( ( elem = this[ i++ ] ) ) {
                        curValue = getClass( elem );
                        cur = elem.nodeType === 1 &&
                                ( " " + curValue + " " ).replace( rclass, " " );

                        if ( cur ) {
                                j = 0;
                                while ( ( clazz = classes[ j++ ] ) ) {
                                        if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
                                                cur += clazz + " ";
                                        }
                                }

                                // Only assign if different to avoid unneeded rendering.
                                finalValue = jQuery.trim( cur );
                                if ( curValue !== finalValue ) {
                                        elem.setAttribute( "class", finalValue );
                                }
                        }
                }
        }

        return this;
},

removeClass: function( value ) {
        var classes, elem, cur, curValue, clazz, j, finalValue,
                i = 0;

        if ( jQuery.isFunction( value ) ) {
                return this.each( function( j ) {
                        jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
                } );
        }

        if ( !arguments.length ) {
                return this.attr( "class", "" );
        }

        if ( typeof value === "string" && value ) {
                classes = value.match( rnotwhite ) || [];

                while ( ( elem = this[ i++ ] ) ) {
                        curValue = getClass( elem );

                        // This expression is here for better compressibility (see addClass)
                        cur = elem.nodeType === 1 &&
                                ( " " + curValue + " " ).replace( rclass, " " );

                        if ( cur ) {
                                j = 0;
                                while ( ( clazz = classes[ j++ ] ) ) {

                                        // Remove *all* instances
                                        while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
                                                cur = cur.replace( " " + clazz + " ", " " );
                                        }
                                }

                                // Only assign if different to avoid unneeded rendering.
                                finalValue = jQuery.trim( cur );
                                if ( curValue !== finalValue ) {
                                        elem.setAttribute( "class", finalValue );
                                }
                        }
                }
        }

        return this;
},

toggleClass: function( value, stateVal ) {
        var type = typeof value;

        if ( typeof stateVal === "boolean" && type === "string" ) {
                return stateVal ? this.addClass( value ) : this.removeClass( value );
        }

        if ( jQuery.isFunction( value ) ) {
                return this.each( function( i ) {
                        jQuery( this ).toggleClass(
                                value.call( this, i, getClass( this ), stateVal ),
                                stateVal
                        );
                } );
        }

        return this.each( function() {
                var className, i, self, classNames;

                if ( type === "string" ) {

                        // Toggle individual class names
                        i = 0;
                        self = jQuery( this );
                        classNames = value.match( rnotwhite ) || [];

                        while ( ( className = classNames[ i++ ] ) ) {

                                // Check each className given, space separated list
                                if ( self.hasClass( className ) ) {
                                        self.removeClass( className );
                                } else {
                                        self.addClass( className );
                                }
                        }

                // Toggle whole class name
                } else if ( value === undefined || type === "boolean" ) {
                        className = getClass( this );
                        if ( className ) {

                                // Store className if set
                                dataPriv.set( this, "__className__", className );
                        }

                        // If the element has a class name or if we're passed `false`,
                        // then remove the whole classname (if there was one, the above saved it).
                        // Otherwise bring back whatever was previously saved (if anything),
                        // falling back to the empty string if nothing was stored.
                        if ( this.setAttribute ) {
                                this.setAttribute( "class",
                                        className || value === false ?
                                        "" :
                                        dataPriv.get( this, "__className__" ) || ""
                                );
                        }
                }
        } );
},

hasClass: function( selector ) {
        var className, elem,
                i = 0;

        className = " " + selector + " ";
        while ( ( elem = this[ i++ ] ) ) {
                if ( elem.nodeType === 1 &&
                        ( " " + getClass( elem ) + " " ).replace( rclass, " " )
                                .indexOf( className ) > -1
                ) {
                        return true;
                }
        }

        return false;
}

} );

var rreturn = /r/g,

rspaces = /[\x20\t\r\n\f]+/g;

jQuery.fn.extend( {

val: function( value ) {
        var hooks, ret, isFunction,
                elem = this[ 0 ];

        if ( !arguments.length ) {
                if ( elem ) {
                        hooks = jQuery.valHooks[ elem.type ] ||
                                jQuery.valHooks[ elem.nodeName.toLowerCase() ];

                        if ( hooks &&
                                "get" in hooks &&
                                ( ret = hooks.get( elem, "value" ) ) !== undefined
                        ) {
                                return ret;
                        }

                        ret = elem.value;

                        return typeof ret === "string" ?

                                // Handle most common string cases
                                ret.replace( rreturn, "" ) :

                                // Handle cases where value is null/undef or number
                                ret == null ? "" : ret;
                }

                return;
        }

        isFunction = jQuery.isFunction( value );

        return this.each( function( i ) {
                var val;

                if ( this.nodeType !== 1 ) {
                        return;
                }

                if ( isFunction ) {
                        val = value.call( this, i, jQuery( this ).val() );
                } else {
                        val = value;
                }

                // Treat null/undefined as ""; convert numbers to string
                if ( val == null ) {
                        val = "";

                } else if ( typeof val === "number" ) {
                        val += "";

                } else if ( jQuery.isArray( val ) ) {
                        val = jQuery.map( val, function( value ) {
                                return value == null ? "" : value + "";
                        } );
                }

                hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];

                // If set returns undefined, fall back to normal setting
                if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
                        this.value = val;
                }
        } );
}

} );

jQuery.extend( {

valHooks: {
        option: {
                get: function( elem ) {

                        var val = jQuery.find.attr( elem, "value" );
                        return val != null ?
                                val :

                                // Support: IE10-11+
                                // option.text throws exceptions (#14686, #14858)
                                // Strip and collapse whitespace
                                // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
                                jQuery.trim( jQuery.text( elem ) ).replace( rspaces, " " );
                }
        },
        select: {
                get: function( elem ) {
                        var value, option,
                                options = elem.options,
                                index = elem.selectedIndex,
                                one = elem.type === "select-one" || index < 0,
                                values = one ? null : [],
                                max = one ? index + 1 : options.length,
                                i = index < 0 ?
                                        max :
                                        one ? index : 0;

                        // Loop through all the selected options
                        for ( ; i < max; i++ ) {
                                option = options[ i ];

                                // IE8-9 doesn't update selected after form reset (#2551)
                                if ( ( option.selected || i === index ) &&

                                                // Don't return options that are disabled or in a disabled optgroup
                                                ( support.optDisabled ?
                                                        !option.disabled : option.getAttribute( "disabled" ) === null ) &&
                                                ( !option.parentNode.disabled ||
                                                        !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {

                                        // Get the specific value for the option
                                        value = jQuery( option ).val();

                                        // We don't need an array for one selects
                                        if ( one ) {
                                                return value;
                                        }

                                        // Multi-Selects return an array
                                        values.push( value );
                                }
                        }

                        return values;
                },

                set: function( elem, value ) {
                        var optionSet, option,
                                options = elem.options,
                                values = jQuery.makeArray( value ),
                                i = options.length;

                        while ( i-- ) {
                                option = options[ i ];
                                if ( option.selected =
                                        jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
                                ) {
                                        optionSet = true;
                                }
                        }

                        // Force browsers to behave consistently when non-matching value is set
                        if ( !optionSet ) {
                                elem.selectedIndex = -1;
                        }
                        return values;
                }
        }
}

} );

// Radios and checkboxes getter/setter jQuery.each( [ “radio”, “checkbox” ], function() {

jQuery.valHooks[ this ] = {
        set: function( elem, value ) {
                if ( jQuery.isArray( value ) ) {
                        return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
                }
        }
};
if ( !support.checkOn ) {
        jQuery.valHooks[ this ].get = function( elem ) {
                return elem.getAttribute( "value" ) === null ? "on" : elem.value;
        };
}

} );

// Return jQuery for attributes-only inclusion

var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/;

jQuery.extend( jQuery.event, {

trigger: function( event, data, elem, onlyHandlers ) {

        var i, cur, tmp, bubbleType, ontype, handle, special,
                eventPath = [ elem || document ],
                type = hasOwn.call( event, "type" ) ? event.type : event,
                namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];

        cur = tmp = elem = elem || document;

        // Don't do events on text and comment nodes
        if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
                return;
        }

        // focus/blur morphs to focusin/out; ensure we're not firing them right now
        if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
                return;
        }

        if ( type.indexOf( "." ) > -1 ) {

                // Namespaced trigger; create a regexp to match event type in handle()
                namespaces = type.split( "." );
                type = namespaces.shift();
                namespaces.sort();
        }
        ontype = type.indexOf( ":" ) < 0 && "on" + type;

        // Caller can pass in a jQuery.Event object, Object, or just an event type string
        event = event[ jQuery.expando ] ?
                event :
                new jQuery.Event( type, typeof event === "object" && event );

        // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
        event.isTrigger = onlyHandlers ? 2 : 3;
        event.namespace = namespaces.join( "." );
        event.rnamespace = event.namespace ?
                new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
                null;

        // Clean up the event in case it is being reused
        event.result = undefined;
        if ( !event.target ) {
                event.target = elem;
        }

        // Clone any incoming data and prepend the event, creating the handler arg list
        data = data == null ?
                [ event ] :
                jQuery.makeArray( data, [ event ] );

        // Allow special events to draw outside the lines
        special = jQuery.event.special[ type ] || {};
        if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
                return;
        }

        // Determine event propagation path in advance, per W3C events spec (#9951)
        // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
        if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {

                bubbleType = special.delegateType || type;
                if ( !rfocusMorph.test( bubbleType + type ) ) {
                        cur = cur.parentNode;
                }
                for ( ; cur; cur = cur.parentNode ) {
                        eventPath.push( cur );
                        tmp = cur;
                }

                // Only add window if we got to document (e.g., not plain obj or detached DOM)
                if ( tmp === ( elem.ownerDocument || document ) ) {
                        eventPath.push( tmp.defaultView || tmp.parentWindow || window );
                }
        }

        // Fire handlers on the event path
        i = 0;
        while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {

                event.type = i > 1 ?
                        bubbleType :
                        special.bindType || type;

                // jQuery handler
                handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
                        dataPriv.get( cur, "handle" );
                if ( handle ) {
                        handle.apply( cur, data );
                }

                // Native handler
                handle = ontype && cur[ ontype ];
                if ( handle && handle.apply && acceptData( cur ) ) {
                        event.result = handle.apply( cur, data );
                        if ( event.result === false ) {
                                event.preventDefault();
                        }
                }
        }
        event.type = type;

        // If nobody prevented the default action, do it now
        if ( !onlyHandlers && !event.isDefaultPrevented() ) {

                if ( ( !special._default ||
                        special._default.apply( eventPath.pop(), data ) === false ) &&
                        acceptData( elem ) ) {

                        // Call a native DOM method on the target with the same name name as the event.
                        // Don't do default actions on window, that's where global variables be (#6170)
                        if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) {

                                // Don't re-trigger an onFOO event when we call its FOO() method
                                tmp = elem[ ontype ];

                                if ( tmp ) {
                                        elem[ ontype ] = null;
                                }

                                // Prevent re-triggering of the same event, since we already bubbled it above
                                jQuery.event.triggered = type;
                                elem[ type ]();
                                jQuery.event.triggered = undefined;

                                if ( tmp ) {
                                        elem[ ontype ] = tmp;
                                }
                        }
                }
        }

        return event.result;
},

// Piggyback on a donor event to simulate a different one
// Used only for `focus(in | out)` events
simulate: function( type, elem, event ) {
        var e = jQuery.extend(
                new jQuery.Event(),
                event,
                {
                        type: type,
                        isSimulated: true
                }
        );

        jQuery.event.trigger( e, null, elem );
}

} );

jQuery.fn.extend( {

trigger: function( type, data ) {
        return this.each( function() {
                jQuery.event.trigger( type, data, this );
        } );
},
triggerHandler: function( type, data ) {
        var elem = this[ 0 ];
        if ( elem ) {
                return jQuery.event.trigger( type, data, elem, true );
        }
}

} );

jQuery.each( ( “blur focus focusin focusout load resize scroll unload click dblclick ” +

"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
"change select submit keydown keypress keyup error contextmenu" ).split( " " ),
function( i, name ) {

// Handle event binding
jQuery.fn[ name ] = function( data, fn ) {
        return arguments.length > 0 ?
                this.on( name, null, data, fn ) :
                this.trigger( name );
};

} );

jQuery.fn.extend( {

hover: function( fnOver, fnOut ) {
        return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
}

} );

support.focusin = “onfocusin” in window;

// Support: Firefox // Firefox doesn't have focus(in | out) events // Related ticket - bugzilla.mozilla.org/show_bug.cgi?id=687787 // // Support: Chrome, Safari // focus(in | out) events fire after focus & blur events, // which is spec violation - www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order // Related ticket - code.google.com/p/chromium/issues/detail?id=449857 if ( !support.focusin ) {

jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {

        // Attach a single capturing handler on the document while someone wants focusin/focusout
        var handler = function( event ) {
                jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
        };

        jQuery.event.special[ fix ] = {
                setup: function() {
                        var doc = this.ownerDocument || this,
                                attaches = dataPriv.access( doc, fix );

                        if ( !attaches ) {
                                doc.addEventListener( orig, handler, true );
                        }
                        dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
                },
                teardown: function() {
                        var doc = this.ownerDocument || this,
                                attaches = dataPriv.access( doc, fix ) - 1;

                        if ( !attaches ) {
                                doc.removeEventListener( orig, handler, true );
                                dataPriv.remove( doc, fix );

                        } else {
                                dataPriv.access( doc, fix, attaches );
                        }
                }
        };
} );

} var location = window.location;

var nonce = jQuery.now();

var rquery = ( /?/ );

// Support: Android 2.3 // Workaround failure to string-cast null input jQuery.parseJSON = function( data ) {

return JSON.parse( data + "" );

};

// Cross-browser xml parsing jQuery.parseXML = function( data ) {

var xml;
if ( !data || typeof data !== "string" ) {
        return null;
}

// Support: IE9
try {
        xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
} catch ( e ) {
        xml = undefined;
}

if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
        jQuery.error( "Invalid XML: " + data );
}
return xml;

};

var

rhash = /#.*$/,
rts = /([?&])_=[^&]*/,
rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,

// #7653, #8125, #8152: local protocol detection
rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
rnoContent = /^(?:GET|HEAD)$/,
rprotocol = /^\/\//,

/* Prefilters
 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
 * 2) These are called:
 *    - BEFORE asking for a transport
 *    - AFTER param serialization (s.data is a string if s.processData is true)
 * 3) key is the dataType
 * 4) the catchall symbol "*" can be used
 * 5) execution will start with transport dataType and THEN continue down to "*" if needed
 */
prefilters = {},

/* Transports bindings
 * 1) key is the dataType
 * 2) the catchall symbol "*" can be used
 * 3) selection will start with transport dataType and THEN go to "*" if needed
 */
transports = {},

// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
allTypes = "*/".concat( "*" ),

// Anchor tag for parsing the document origin
originAnchor = document.createElement( "a" );
originAnchor.href = location.href;

// Base “constructor” for jQuery.ajaxPrefilter and jQuery.ajaxTransport function addToPrefiltersOrTransports( structure ) {

// dataTypeExpression is optional and defaults to "*"
return function( dataTypeExpression, func ) {

        if ( typeof dataTypeExpression !== "string" ) {
                func = dataTypeExpression;
                dataTypeExpression = "*";
        }

        var dataType,
                i = 0,
                dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];

        if ( jQuery.isFunction( func ) ) {

                // For each dataType in the dataTypeExpression
                while ( ( dataType = dataTypes[ i++ ] ) ) {

                        // Prepend if requested
                        if ( dataType[ 0 ] === "+" ) {
                                dataType = dataType.slice( 1 ) || "*";
                                ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );

                        // Otherwise append
                        } else {
                                ( structure[ dataType ] = structure[ dataType ] || [] ).push( func );
                        }
                }
        }
};

}

// Base inspection function for prefilters and transports function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {

var inspected = {},
        seekingTransport = ( structure === transports );

function inspect( dataType ) {
        var selected;
        inspected[ dataType ] = true;
        jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
                var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
                if ( typeof dataTypeOrTransport === "string" &&
                        !seekingTransport && !inspected[ dataTypeOrTransport ] ) {

                        options.dataTypes.unshift( dataTypeOrTransport );
                        inspect( dataTypeOrTransport );
                        return false;
                } else if ( seekingTransport ) {
                        return !( selected = dataTypeOrTransport );
                }
        } );
        return selected;
}

return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );

}

// A special extend for ajax options // that takes “flat” options (not to be deep extended) // Fixes #9887 function ajaxExtend( target, src ) {

var key, deep,
        flatOptions = jQuery.ajaxSettings.flatOptions || {};

for ( key in src ) {
        if ( src[ key ] !== undefined ) {
                ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
        }
}
if ( deep ) {
        jQuery.extend( true, target, deep );
}

return target;

}

/* Handles responses to an ajax request:

* - finds the right dataType (mediates between content-type and expected dataType)
* - returns the corresponding response
*/

function ajaxHandleResponses( s, jqXHR, responses ) {

var ct, type, finalDataType, firstDataType,
        contents = s.contents,
        dataTypes = s.dataTypes;

// Remove auto dataType and get content-type in the process
while ( dataTypes[ 0 ] === "*" ) {
        dataTypes.shift();
        if ( ct === undefined ) {
                ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" );
        }
}

// Check if we're dealing with a known content-type
if ( ct ) {
        for ( type in contents ) {
                if ( contents[ type ] && contents[ type ].test( ct ) ) {
                        dataTypes.unshift( type );
                        break;
                }
        }
}

// Check to see if we have a response for the expected dataType
if ( dataTypes[ 0 ] in responses ) {
        finalDataType = dataTypes[ 0 ];
} else {

        // Try convertible dataTypes
        for ( type in responses ) {
                if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) {
                        finalDataType = type;
                        break;
                }
                if ( !firstDataType ) {
                        firstDataType = type;
                }
        }

        // Or just use first one
        finalDataType = finalDataType || firstDataType;
}

// If we found a dataType
// We add the dataType to the list if needed
// and return the corresponding response
if ( finalDataType ) {
        if ( finalDataType !== dataTypes[ 0 ] ) {
                dataTypes.unshift( finalDataType );
        }
        return responses[ finalDataType ];
}

}

/* Chain conversions given the request and the original response

* Also sets the responseXXX fields on the jqXHR instance
*/

function ajaxConvert( s, response, jqXHR, isSuccess ) {

var conv2, current, conv, tmp, prev,
        converters = {},

        // Work with a copy of dataTypes in case we need to modify it for conversion
        dataTypes = s.dataTypes.slice();

// Create converters map with lowercased keys
if ( dataTypes[ 1 ] ) {
        for ( conv in s.converters ) {
                converters[ conv.toLowerCase() ] = s.converters[ conv ];
        }
}

current = dataTypes.shift();

// Convert to each sequential dataType
while ( current ) {

        if ( s.responseFields[ current ] ) {
                jqXHR[ s.responseFields[ current ] ] = response;
        }

        // Apply the dataFilter if provided
        if ( !prev && isSuccess && s.dataFilter ) {
                response = s.dataFilter( response, s.dataType );
        }

        prev = current;
        current = dataTypes.shift();

        if ( current ) {

        // There's only work to do if current dataType is non-auto
                if ( current === "*" ) {

                        current = prev;

                // Convert response if prev dataType is non-auto and differs from current
                } else if ( prev !== "*" && prev !== current ) {

                        // Seek a direct converter
                        conv = converters[ prev + " " + current ] || converters[ "* " + current ];

                        // If none found, seek a pair
                        if ( !conv ) {
                                for ( conv2 in converters ) {

                                        // If conv2 outputs current
                                        tmp = conv2.split( " " );
                                        if ( tmp[ 1 ] === current ) {

                                                // If prev can be converted to accepted input
                                                conv = converters[ prev + " " + tmp[ 0 ] ] ||
                                                        converters[ "* " + tmp[ 0 ] ];
                                                if ( conv ) {

                                                        // Condense equivalence converters
                                                        if ( conv === true ) {
                                                                conv = converters[ conv2 ];

                                                        // Otherwise, insert the intermediate dataType
                                                        } else if ( converters[ conv2 ] !== true ) {
                                                                current = tmp[ 0 ];
                                                                dataTypes.unshift( tmp[ 1 ] );
                                                        }
                                                        break;
                                                }
                                        }
                                }
                        }

                        // Apply converter (if not an equivalence)
                        if ( conv !== true ) {

                                // Unless errors are allowed to bubble, catch and return them
                                if ( conv && s.throws ) {
                                        response = conv( response );
                                } else {
                                        try {
                                                response = conv( response );
                                        } catch ( e ) {
                                                return {
                                                        state: "parsererror",
                                                        error: conv ? e : "No conversion from " + prev + " to " + current
                                                };
                                        }
                                }
                        }
                }
        }
}

return { state: "success", data: response };

}

jQuery.extend( {

// Counter for holding the number of active queries
active: 0,

// Last-Modified header cache for next request
lastModified: {},
etag: {},

ajaxSettings: {
        url: location.href,
        type: "GET",
        isLocal: rlocalProtocol.test( location.protocol ),
        global: true,
        processData: true,
        async: true,
        contentType: "application/x-www-form-urlencoded; charset=UTF-8",
        /*
        timeout: 0,
        data: null,
        dataType: null,
        username: null,
        password: null,
        cache: null,
        throws: false,
        traditional: false,
        headers: {},
        */

        accepts: {
                "*": allTypes,
                text: "text/plain",
                html: "text/html",
                xml: "application/xml, text/xml",
                json: "application/json, text/javascript"
        },

        contents: {
                xml: /\bxml\b/,
                html: /\bhtml/,
                json: /\bjson\b/
        },

        responseFields: {
                xml: "responseXML",
                text: "responseText",
                json: "responseJSON"
        },

        // Data converters
        // Keys separate source (or catchall "*") and destination types with a single space
        converters: {

                // Convert anything to text
                "* text": String,

                // Text to html (true = no transformation)
                "text html": true,

                // Evaluate text as a json expression
                "text json": jQuery.parseJSON,

                // Parse text as xml
                "text xml": jQuery.parseXML
        },

        // For options that shouldn't be deep extended:
        // you can add your own custom options here if
        // and when you create one that shouldn't be
        // deep extended (see ajaxExtend)
        flatOptions: {
                url: true,
                context: true
        }
},

// Creates a full fledged settings object into target
// with both ajaxSettings and settings fields.
// If target is omitted, writes into ajaxSettings.
ajaxSetup: function( target, settings ) {
        return settings ?

                // Building a settings object
                ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :

                // Extending ajaxSettings
                ajaxExtend( jQuery.ajaxSettings, target );
},

ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
ajaxTransport: addToPrefiltersOrTransports( transports ),

// Main method
ajax: function( url, options ) {

        // If url is an object, simulate pre-1.5 signature
        if ( typeof url === "object" ) {
                options = url;
                url = undefined;
        }

        // Force options to be an object
        options = options || {};

        var transport,

                // URL without anti-cache param
                cacheURL,

                // Response headers
                responseHeadersString,
                responseHeaders,

                // timeout handle
                timeoutTimer,

                // Url cleanup var
                urlAnchor,

                // To know if global events are to be dispatched
                fireGlobals,

                // Loop variable
                i,

                // Create the final options object
                s = jQuery.ajaxSetup( {}, options ),

                // Callbacks context
                callbackContext = s.context || s,

                // Context for global events is callbackContext if it is a DOM node or jQuery collection
                globalEventContext = s.context &&
                        ( callbackContext.nodeType || callbackContext.jquery ) ?
                                jQuery( callbackContext ) :
                                jQuery.event,

                // Deferreds
                deferred = jQuery.Deferred(),
                completeDeferred = jQuery.Callbacks( "once memory" ),

                // Status-dependent callbacks
                statusCode = s.statusCode || {},

                // Headers (they are sent all at once)
                requestHeaders = {},
                requestHeadersNames = {},

                // The jqXHR state
                state = 0,

                // Default abort message
                strAbort = "canceled",

                // Fake xhr
                jqXHR = {
                        readyState: 0,

                        // Builds headers hashtable if needed
                        getResponseHeader: function( key ) {
                                var match;
                                if ( state === 2 ) {
                                        if ( !responseHeaders ) {
                                                responseHeaders = {};
                                                while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
                                                        responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
                                                }
                                        }
                                        match = responseHeaders[ key.toLowerCase() ];
                                }
                                return match == null ? null : match;
                        },

                        // Raw string
                        getAllResponseHeaders: function() {
                                return state === 2 ? responseHeadersString : null;
                        },

                        // Caches the header
                        setRequestHeader: function( name, value ) {
                                var lname = name.toLowerCase();
                                if ( !state ) {
                                        name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
                                        requestHeaders[ name ] = value;
                                }
                                return this;
                        },

                        // Overrides response content-type header
                        overrideMimeType: function( type ) {
                                if ( !state ) {
                                        s.mimeType = type;
                                }
                                return this;
                        },

                        // Status-dependent callbacks
                        statusCode: function( map ) {
                                var code;
                                if ( map ) {
                                        if ( state < 2 ) {
                                                for ( code in map ) {

                                                        // Lazy-add the new callback in a way that preserves old ones
                                                        statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
                                                }
                                        } else {

                                                // Execute the appropriate callbacks
                                                jqXHR.always( map[ jqXHR.status ] );
                                        }
                                }
                                return this;
                        },

                        // Cancel the request
                        abort: function( statusText ) {
                                var finalText = statusText || strAbort;
                                if ( transport ) {
                                        transport.abort( finalText );
                                }
                                done( 0, finalText );
                                return this;
                        }
                };

        // Attach deferreds
        deferred.promise( jqXHR ).complete = completeDeferred.add;
        jqXHR.success = jqXHR.done;
        jqXHR.error = jqXHR.fail;

        // Remove hash character (#7531: and string promotion)
        // Add protocol if not provided (prefilters might expect it)
        // Handle falsy url in the settings object (#10093: consistency with old signature)
        // We also use the url parameter if available
        s.url = ( ( url || s.url || location.href ) + "" ).replace( rhash, "" )
                .replace( rprotocol, location.protocol + "//" );

        // Alias method option to type as per ticket #12004
        s.type = options.method || options.type || s.method || s.type;

        // Extract dataTypes list
        s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];

        // A cross-domain request is in order when the origin doesn't match the current origin.
        if ( s.crossDomain == null ) {
                urlAnchor = document.createElement( "a" );

                // Support: IE8-11+
                // IE throws exception if url is malformed, e.g. http://example.com:80x/
                try {
                        urlAnchor.href = s.url;

                        // Support: IE8-11+
                        // Anchor's host property isn't correctly set when s.url is relative
                        urlAnchor.href = urlAnchor.href;
                        s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
                                urlAnchor.protocol + "//" + urlAnchor.host;
                } catch ( e ) {

                        // If there is an error parsing the URL, assume it is crossDomain,
                        // it can be rejected by the transport if it is invalid
                        s.crossDomain = true;
                }
        }

        // Convert data if not already a string
        if ( s.data && s.processData && typeof s.data !== "string" ) {
                s.data = jQuery.param( s.data, s.traditional );
        }

        // Apply prefilters
        inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );

        // If request was aborted inside a prefilter, stop there
        if ( state === 2 ) {
                return jqXHR;
        }

        // We can fire global events as of now if asked to
        // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
        fireGlobals = jQuery.event && s.global;

        // Watch for a new set of requests
        if ( fireGlobals && jQuery.active++ === 0 ) {
                jQuery.event.trigger( "ajaxStart" );
        }

        // Uppercase the type
        s.type = s.type.toUpperCase();

        // Determine if request has content
        s.hasContent = !rnoContent.test( s.type );

        // Save the URL in case we're toying with the If-Modified-Since
        // and/or If-None-Match header later on
        cacheURL = s.url;

        // More options handling for requests with no content
        if ( !s.hasContent ) {

                // If data is available, append data to url
                if ( s.data ) {
                        cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data );

                        // #9682: remove data so that it's not used in an eventual retry
                        delete s.data;
                }

                // Add anti-cache in url if needed
                if ( s.cache === false ) {
                        s.url = rts.test( cacheURL ) ?

                                // If there is already a '_' parameter, set its value
                                cacheURL.replace( rts, "$1_=" + nonce++ ) :

                                // Otherwise add one to the end
                                cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++;
                }
        }

        // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
        if ( s.ifModified ) {
                if ( jQuery.lastModified[ cacheURL ] ) {
                        jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
                }
                if ( jQuery.etag[ cacheURL ] ) {
                        jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
                }
        }

        // Set the correct header, if data is being sent
        if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
                jqXHR.setRequestHeader( "Content-Type", s.contentType );
        }

        // Set the Accepts header for the server, depending on the dataType
        jqXHR.setRequestHeader(
                "Accept",
                s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
                        s.accepts[ s.dataTypes[ 0 ] ] +
                                ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
                        s.accepts[ "*" ]
        );

        // Check for headers option
        for ( i in s.headers ) {
                jqXHR.setRequestHeader( i, s.headers[ i ] );
        }

        // Allow custom headers/mimetypes and early abort
        if ( s.beforeSend &&
                ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {

                // Abort if not done already and return
                return jqXHR.abort();
        }

        // Aborting is no longer a cancellation
        strAbort = "abort";

        // Install callbacks on deferreds
        for ( i in { success: 1, error: 1, complete: 1 } ) {
                jqXHR[ i ]( s[ i ] );
        }

        // Get transport
        transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );

        // If no transport, we auto-abort
        if ( !transport ) {
                done( -1, "No Transport" );
        } else {
                jqXHR.readyState = 1;

                // Send global event
                if ( fireGlobals ) {
                        globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
                }

                // If request was aborted inside ajaxSend, stop there
                if ( state === 2 ) {
                        return jqXHR;
                }

                // Timeout
                if ( s.async && s.timeout > 0 ) {
                        timeoutTimer = window.setTimeout( function() {
                                jqXHR.abort( "timeout" );
                        }, s.timeout );
                }

                try {
                        state = 1;
                        transport.send( requestHeaders, done );
                } catch ( e ) {

                        // Propagate exception as error if not done
                        if ( state < 2 ) {
                                done( -1, e );

                        // Simply rethrow otherwise
                        } else {
                                throw e;
                        }
                }
        }

        // Callback for when everything is done
        function done( status, nativeStatusText, responses, headers ) {
                var isSuccess, success, error, response, modified,
                        statusText = nativeStatusText;

                // Called once
                if ( state === 2 ) {
                        return;
                }

                // State is "done" now
                state = 2;

                // Clear timeout if it exists
                if ( timeoutTimer ) {
                        window.clearTimeout( timeoutTimer );
                }

                // Dereference transport for early garbage collection
                // (no matter how long the jqXHR object will be used)
                transport = undefined;

                // Cache response headers
                responseHeadersString = headers || "";

                // Set readyState
                jqXHR.readyState = status > 0 ? 4 : 0;

                // Determine if successful
                isSuccess = status >= 200 && status < 300 || status === 304;

                // Get response data
                if ( responses ) {
                        response = ajaxHandleResponses( s, jqXHR, responses );
                }

                // Convert no matter what (that way responseXXX fields are always set)
                response = ajaxConvert( s, response, jqXHR, isSuccess );

                // If successful, handle type chaining
                if ( isSuccess ) {

                        // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                        if ( s.ifModified ) {
                                modified = jqXHR.getResponseHeader( "Last-Modified" );
                                if ( modified ) {
                                        jQuery.lastModified[ cacheURL ] = modified;
                                }
                                modified = jqXHR.getResponseHeader( "etag" );
                                if ( modified ) {
                                        jQuery.etag[ cacheURL ] = modified;
                                }
                        }

                        // if no content
                        if ( status === 204 || s.type === "HEAD" ) {
                                statusText = "nocontent";

                        // if not modified
                        } else if ( status === 304 ) {
                                statusText = "notmodified";

                        // If we have data, let's convert it
                        } else {
                                statusText = response.state;
                                success = response.data;
                                error = response.error;
                                isSuccess = !error;
                        }
                } else {

                        // Extract error from statusText and normalize for non-aborts
                        error = statusText;
                        if ( status || !statusText ) {
                                statusText = "error";
                                if ( status < 0 ) {
                                        status = 0;
                                }
                        }
                }

                // Set data for the fake xhr object
                jqXHR.status = status;
                jqXHR.statusText = ( nativeStatusText || statusText ) + "";

                // Success/Error
                if ( isSuccess ) {
                        deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
                } else {
                        deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
                }

                // Status-dependent callbacks
                jqXHR.statusCode( statusCode );
                statusCode = undefined;

                if ( fireGlobals ) {
                        globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
                                [ jqXHR, s, isSuccess ? success : error ] );
                }

                // Complete
                completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );

                if ( fireGlobals ) {
                        globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );

                        // Handle the global AJAX counter
                        if ( !( --jQuery.active ) ) {
                                jQuery.event.trigger( "ajaxStop" );
                        }
                }
        }

        return jqXHR;
},

getJSON: function( url, data, callback ) {
        return jQuery.get( url, data, callback, "json" );
},

getScript: function( url, callback ) {
        return jQuery.get( url, undefined, callback, "script" );
}

} );

jQuery.each( [ “get”, “post” ], function( i, method ) {

jQuery[ method ] = function( url, data, callback, type ) {

        // Shift arguments if data argument was omitted
        if ( jQuery.isFunction( data ) ) {
                type = type || callback;
                callback = data;
                data = undefined;
        }

        // The url can be an options object (which then must have .url)
        return jQuery.ajax( jQuery.extend( {
                url: url,
                type: method,
                dataType: type,
                data: data,
                success: callback
        }, jQuery.isPlainObject( url ) && url ) );
};

} );

jQuery._evalUrl = function( url ) {

return jQuery.ajax( {
        url: url,

        // Make this explicit, since user can override this through ajaxSetup (#11264)
        type: "GET",
        dataType: "script",
        async: false,
        global: false,
        "throws": true
} );

};

jQuery.fn.extend( {

wrapAll: function( html ) {
        var wrap;

        if ( jQuery.isFunction( html ) ) {
                return this.each( function( i ) {
                        jQuery( this ).wrapAll( html.call( this, i ) );
                } );
        }

        if ( this[ 0 ] ) {

                // The elements to wrap the target around
                wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );

                if ( this[ 0 ].parentNode ) {
                        wrap.insertBefore( this[ 0 ] );
                }

                wrap.map( function() {
                        var elem = this;

                        while ( elem.firstElementChild ) {
                                elem = elem.firstElementChild;
                        }

                        return elem;
                } ).append( this );
        }

        return this;
},

wrapInner: function( html ) {
        if ( jQuery.isFunction( html ) ) {
                return this.each( function( i ) {
                        jQuery( this ).wrapInner( html.call( this, i ) );
                } );
        }

        return this.each( function() {
                var self = jQuery( this ),
                        contents = self.contents();

                if ( contents.length ) {
                        contents.wrapAll( html );

                } else {
                        self.append( html );
                }
        } );
},

wrap: function( html ) {
        var isFunction = jQuery.isFunction( html );

        return this.each( function( i ) {
                jQuery( this ).wrapAll( isFunction ? html.call( this, i ) : html );
        } );
},

unwrap: function() {
        return this.parent().each( function() {
                if ( !jQuery.nodeName( this, "body" ) ) {
                        jQuery( this ).replaceWith( this.childNodes );
                }
        } ).end();
}

} );

jQuery.expr.filters.hidden = function( elem ) {

return !jQuery.expr.filters.visible( elem );

}; jQuery.expr.filters.visible = function( elem ) {

// Support: Opera <= 12.12
// Opera reports offsetWidths and offsetHeights less than zero on some elements
// Use OR instead of AND as the element is not visible if either is true
// See tickets #10406 and #13132
return elem.offsetWidth > 0 || elem.offsetHeight > 0 || elem.getClientRects().length > 0;

};

var r20 = /%20/g,

rbracket = /\[\]$/,
rCRLF = /\r?\n/g,
rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
rsubmittable = /^(?:input|select|textarea|keygen)/i;

function buildParams( prefix, obj, traditional, add ) {

var name;

if ( jQuery.isArray( obj ) ) {

        // Serialize array item.
        jQuery.each( obj, function( i, v ) {
                if ( traditional || rbracket.test( prefix ) ) {

                        // Treat each array item as a scalar.
                        add( prefix, v );

                } else {

                        // Item is non-scalar (array or object), encode its numeric index.
                        buildParams(
                                prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
                                v,
                                traditional,
                                add
                        );
                }
        } );

} else if ( !traditional && jQuery.type( obj ) === "object" ) {

        // Serialize object item.
        for ( name in obj ) {
                buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
        }

} else {

        // Serialize scalar item.
        add( prefix, obj );
}

}

// Serialize an array of form elements or a set of // key/values into a query string jQuery.param = function( a, traditional ) {

var prefix,
        s = [],
        add = function( key, value ) {

                // If value is a function, invoke it and return its value
                value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
                s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
        };

// Set traditional to true for jQuery <= 1.3.2 behavior.
if ( traditional === undefined ) {
        traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
}

// If an array was passed in, assume that it is an array of form elements.
if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {

        // Serialize the form elements
        jQuery.each( a, function() {
                add( this.name, this.value );
        } );

} else {

        // If traditional, encode the "old" way (the way 1.3.2 or older
        // did it), otherwise encode params recursively.
        for ( prefix in a ) {
                buildParams( prefix, a[ prefix ], traditional, add );
        }
}

// Return the resulting serialization
return s.join( "&" ).replace( r20, "+" );

};

jQuery.fn.extend( {

serialize: function() {
        return jQuery.param( this.serializeArray() );
},
serializeArray: function() {
        return this.map( function() {

                // Can add propHook for "elements" to filter or add form elements
                var elements = jQuery.prop( this, "elements" );
                return elements ? jQuery.makeArray( elements ) : this;
        } )
        .filter( function() {
                var type = this.type;

                // Use .is( ":disabled" ) so that fieldset[disabled] works
                return this.name && !jQuery( this ).is( ":disabled" ) &&
                        rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
                        ( this.checked || !rcheckableType.test( type ) );
        } )
        .map( function( i, elem ) {
                var val = jQuery( this ).val();

                return val == null ?
                        null :
                        jQuery.isArray( val ) ?
                                jQuery.map( val, function( val ) {
                                        return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
                                } ) :
                                { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
        } ).get();
}

} );

jQuery.ajaxSettings.xhr = function() {

try {
        return new window.XMLHttpRequest();
} catch ( e ) {}

};

var xhrSuccessStatus = {

        // File protocol always yields status code 0, assume 200
        0: 200,

        // Support: IE9
        // #1450: sometimes IE returns 1223 when it should be 204
        1223: 204
},
xhrSupported = jQuery.ajaxSettings.xhr();

support.cors = !!xhrSupported && ( “withCredentials” in xhrSupported ); support.ajax = xhrSupported = !!xhrSupported;

jQuery.ajaxTransport( function( options ) {

var callback, errorCallback;

// Cross domain only allowed if supported through XMLHttpRequest
if ( support.cors || xhrSupported && !options.crossDomain ) {
        return {
                send: function( headers, complete ) {
                        var i,
                                xhr = options.xhr();

                        xhr.open(
                                options.type,
                                options.url,
                                options.async,
                                options.username,
                                options.password
                        );

                        // Apply custom fields if provided
                        if ( options.xhrFields ) {
                                for ( i in options.xhrFields ) {
                                        xhr[ i ] = options.xhrFields[ i ];
                                }
                        }

                        // Override mime type if needed
                        if ( options.mimeType && xhr.overrideMimeType ) {
                                xhr.overrideMimeType( options.mimeType );
                        }

                        // X-Requested-With header
                        // For cross-domain requests, seeing as conditions for a preflight are
                        // akin to a jigsaw puzzle, we simply never set it to be sure.
                        // (it can always be set on a per-request basis or even using ajaxSetup)
                        // For same-domain requests, won't change header if already provided.
                        if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
                                headers[ "X-Requested-With" ] = "XMLHttpRequest";
                        }

                        // Set headers
                        for ( i in headers ) {
                                xhr.setRequestHeader( i, headers[ i ] );
                        }

                        // Callback
                        callback = function( type ) {
                                return function() {
                                        if ( callback ) {
                                                callback = errorCallback = xhr.onload =
                                                        xhr.onerror = xhr.onabort = xhr.onreadystatechange = null;

                                                if ( type === "abort" ) {
                                                        xhr.abort();
                                                } else if ( type === "error" ) {

                                                        // Support: IE9
                                                        // On a manual native abort, IE9 throws
                                                        // errors on any property access that is not readyState
                                                        if ( typeof xhr.status !== "number" ) {
                                                                complete( 0, "error" );
                                                        } else {
                                                                complete(

                                                                        // File: protocol always yields status 0; see #8605, #14207
                                                                        xhr.status,
                                                                        xhr.statusText
                                                                );
                                                        }
                                                } else {
                                                        complete(
                                                                xhrSuccessStatus[ xhr.status ] || xhr.status,
                                                                xhr.statusText,

                                                                // Support: IE9 only
                                                                // IE9 has no XHR2 but throws on binary (trac-11426)
                                                                // For XHR2 non-text, let the caller handle it (gh-2498)
                                                                ( xhr.responseType || "text" ) !== "text"  ||
                                                                typeof xhr.responseText !== "string" ?
                                                                        { binary: xhr.response } :
                                                                        { text: xhr.responseText },
                                                                xhr.getAllResponseHeaders()
                                                        );
                                                }
                                        }
                                };
                        };

                        // Listen to events
                        xhr.onload = callback();
                        errorCallback = xhr.onerror = callback( "error" );

                        // Support: IE9
                        // Use onreadystatechange to replace onabort
                        // to handle uncaught aborts
                        if ( xhr.onabort !== undefined ) {
                                xhr.onabort = errorCallback;
                        } else {
                                xhr.onreadystatechange = function() {

                                        // Check readyState before timeout as it changes
                                        if ( xhr.readyState === 4 ) {

                                                // Allow onerror to be called first,
                                                // but that will not handle a native abort
                                                // Also, save errorCallback to a variable
                                                // as xhr.onerror cannot be accessed
                                                window.setTimeout( function() {
                                                        if ( callback ) {
                                                                errorCallback();
                                                        }
                                                } );
                                        }
                                };
                        }

                        // Create the abort callback
                        callback = callback( "abort" );

                        try {

                                // Do send the request (this may raise an exception)
                                xhr.send( options.hasContent && options.data || null );
                        } catch ( e ) {

                                // #14683: Only rethrow if this hasn't been notified as an error yet
                                if ( callback ) {
                                        throw e;
                                }
                        }
                },

                abort: function() {
                        if ( callback ) {
                                callback();
                        }
                }
        };
}

} );

// Install script dataType jQuery.ajaxSetup( {

accepts: {
        script: "text/javascript, application/javascript, " +
                "application/ecmascript, application/x-ecmascript"
},
contents: {
        script: /\b(?:java|ecma)script\b/
},
converters: {
        "text script": function( text ) {
                jQuery.globalEval( text );
                return text;
        }
}

} );

// Handle cache's special case and crossDomain jQuery.ajaxPrefilter( “script”, function( s ) {

if ( s.cache === undefined ) {
        s.cache = false;
}
if ( s.crossDomain ) {
        s.type = "GET";
}

} );

// Bind script tag hack transport jQuery.ajaxTransport( “script”, function( s ) {

// This transport only deals with cross domain requests
if ( s.crossDomain ) {
        var script, callback;
        return {
                send: function( _, complete ) {
                        script = jQuery( "<script>" ).prop( {
                                charset: s.scriptCharset,
                                src: s.url
                        } ).on(
                                "load error",
                                callback = function( evt ) {
                                        script.remove();
                                        callback = null;
                                        if ( evt ) {
                                                complete( evt.type === "error" ? 404 : 200, evt.type );
                                        }
                                }
                        );

                        // Use native DOM manipulation to avoid our domManip AJAX trickery
                        document.head.appendChild( script[ 0 ] );
                },
                abort: function() {
                        if ( callback ) {
                                callback();
                        }
                }
        };
}

} );

var oldCallbacks = [],

rjsonp = /(=)\?(?=&|$)|\?\?/;

// Default jsonp settings jQuery.ajaxSetup( {

jsonp: "callback",
jsonpCallback: function() {
        var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
        this[ callback ] = true;
        return callback;
}

} );

// Detect, normalize options and install callbacks for jsonp requests jQuery.ajaxPrefilter( “json jsonp”, function( s, originalSettings, jqXHR ) {

var callbackName, overwritten, responseContainer,
        jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
                "url" :
                typeof s.data === "string" &&
                        ( s.contentType || "" )
                                .indexOf( "application/x-www-form-urlencoded" ) === 0 &&
                        rjsonp.test( s.data ) && "data"
        );

// Handle iff the expected data type is "jsonp" or we have a parameter to set
if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {

        // Get callback name, remembering preexisting value associated with it
        callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
                s.jsonpCallback() :
                s.jsonpCallback;

        // Insert callback into url or form data
        if ( jsonProp ) {
                s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
        } else if ( s.jsonp !== false ) {
                s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
        }

        // Use data converter to retrieve json after script execution
        s.converters[ "script json" ] = function() {
                if ( !responseContainer ) {
                        jQuery.error( callbackName + " was not called" );
                }
                return responseContainer[ 0 ];
        };

        // Force json dataType
        s.dataTypes[ 0 ] = "json";

        // Install callback
        overwritten = window[ callbackName ];
        window[ callbackName ] = function() {
                responseContainer = arguments;
        };

        // Clean-up function (fires after converters)
        jqXHR.always( function() {

                // If previous value didn't exist - remove it
                if ( overwritten === undefined ) {
                        jQuery( window ).removeProp( callbackName );

                // Otherwise restore preexisting value
                } else {
                        window[ callbackName ] = overwritten;
                }

                // Save back as free
                if ( s[ callbackName ] ) {

                        // Make sure that re-using the options doesn't screw things around
                        s.jsonpCallback = originalSettings.jsonpCallback;

                        // Save the callback name for future use
                        oldCallbacks.push( callbackName );
                }

                // Call if it was a function and we have a response
                if ( responseContainer && jQuery.isFunction( overwritten ) ) {
                        overwritten( responseContainer[ 0 ] );
                }

                responseContainer = overwritten = undefined;
        } );

        // Delegate to script
        return "script";
}

} );

// Argument “data” should be string of html // context (optional): If specified, the fragment will be created in this context, // defaults to document // keepScripts (optional): If true, will include scripts passed in the html string jQuery.parseHTML = function( data, context, keepScripts ) {

if ( !data || typeof data !== "string" ) {
        return null;
}
if ( typeof context === "boolean" ) {
        keepScripts = context;
        context = false;
}
context = context || document;

var parsed = rsingleTag.exec( data ),
        scripts = !keepScripts && [];

// Single tag
if ( parsed ) {
        return [ context.createElement( parsed[ 1 ] ) ];
}

parsed = buildFragment( [ data ], context, scripts );

if ( scripts && scripts.length ) {
        jQuery( scripts ).remove();
}

return jQuery.merge( [], parsed.childNodes );

};

// Keep a copy of the old load method var _load = jQuery.fn.load;

/**

* Load a url into a page
*/

jQuery.fn.load = function( url, params, callback ) {

if ( typeof url !== "string" && _load ) {
        return _load.apply( this, arguments );
}

var selector, type, response,
        self = this,
        off = url.indexOf( " " );

if ( off > -1 ) {
        selector = jQuery.trim( url.slice( off ) );
        url = url.slice( 0, off );
}

// If it's a function
if ( jQuery.isFunction( params ) ) {

        // We assume that it's the callback
        callback = params;
        params = undefined;

// Otherwise, build a param string
} else if ( params && typeof params === "object" ) {
        type = "POST";
}

// If we have elements to modify, make the request
if ( self.length > 0 ) {
        jQuery.ajax( {
                url: url,

                // If "type" variable is undefined, then "GET" method will be used.
                // Make value of this field explicit since
                // user can override it through ajaxSetup method
                type: type || "GET",
                dataType: "html",
                data: params
        } ).done( function( responseText ) {

                // Save response for use in complete callback
                response = arguments;

                self.html( selector ?

                        // If a selector was specified, locate the right elements in a dummy div
                        // Exclude scripts to avoid IE 'Permission Denied' errors
                        jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :

                        // Otherwise use the full result
                        responseText );

        // If the request succeeds, this function gets "data", "status", "jqXHR"
        // but they are ignored because response was set above.
        // If it fails, this function gets "jqXHR", "status", "error"
        } ).always( callback && function( jqXHR, status ) {
                self.each( function() {
                        callback.apply( this, response || [ jqXHR.responseText, status, jqXHR ] );
                } );
        } );
}

return this;

};

// Attach a bunch of functions for handling common AJAX events jQuery.each( [

"ajaxStart",
"ajaxStop",
"ajaxComplete",
"ajaxError",
"ajaxSuccess",
"ajaxSend"

], function( i, type ) {

jQuery.fn[ type ] = function( fn ) {
        return this.on( type, fn );
};

} );

jQuery.expr.filters.animated = function( elem ) {

return jQuery.grep( jQuery.timers, function( fn ) {
        return elem === fn.elem;
} ).length;

};

/**

* Gets a window from an element
*/

function getWindow( elem ) {

return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;

}

jQuery.offset = {

setOffset: function( elem, options, i ) {
        var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
                position = jQuery.css( elem, "position" ),
                curElem = jQuery( elem ),
                props = {};

        // Set position first, in-case top/left are set even on static elem
        if ( position === "static" ) {
                elem.style.position = "relative";
        }

        curOffset = curElem.offset();
        curCSSTop = jQuery.css( elem, "top" );
        curCSSLeft = jQuery.css( elem, "left" );
        calculatePosition = ( position === "absolute" || position === "fixed" ) &&
                ( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;

        // Need to be able to calculate position if either
        // top or left is auto and position is either absolute or fixed
        if ( calculatePosition ) {
                curPosition = curElem.position();
                curTop = curPosition.top;
                curLeft = curPosition.left;

        } else {
                curTop = parseFloat( curCSSTop ) || 0;
                curLeft = parseFloat( curCSSLeft ) || 0;
        }

        if ( jQuery.isFunction( options ) ) {

                // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
                options = options.call( elem, i, jQuery.extend( {}, curOffset ) );
        }

        if ( options.top != null ) {
                props.top = ( options.top - curOffset.top ) + curTop;
        }
        if ( options.left != null ) {
                props.left = ( options.left - curOffset.left ) + curLeft;
        }

        if ( "using" in options ) {
                options.using.call( elem, props );

        } else {
                curElem.css( props );
        }
}

};

jQuery.fn.extend( {

offset: function( options ) {
        if ( arguments.length ) {
                return options === undefined ?
                        this :
                        this.each( function( i ) {
                                jQuery.offset.setOffset( this, options, i );
                        } );
        }

        var docElem, win,
                elem = this[ 0 ],
                box = { top: 0, left: 0 },
                doc = elem && elem.ownerDocument;

        if ( !doc ) {
                return;
        }

        docElem = doc.documentElement;

        // Make sure it's not a disconnected DOM node
        if ( !jQuery.contains( docElem, elem ) ) {
                return box;
        }

        box = elem.getBoundingClientRect();
        win = getWindow( doc );
        return {
                top: box.top + win.pageYOffset - docElem.clientTop,
                left: box.left + win.pageXOffset - docElem.clientLeft
        };
},

position: function() {
        if ( !this[ 0 ] ) {
                return;
        }

        var offsetParent, offset,
                elem = this[ 0 ],
                parentOffset = { top: 0, left: 0 };

        // Fixed elements are offset from window (parentOffset = {top:0, left: 0},
        // because it is its only offset parent
        if ( jQuery.css( elem, "position" ) === "fixed" ) {

                // Assume getBoundingClientRect is there when computed position is fixed
                offset = elem.getBoundingClientRect();

        } else {

                // Get *real* offsetParent
                offsetParent = this.offsetParent();

                // Get correct offsets
                offset = this.offset();
                if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
                        parentOffset = offsetParent.offset();
                }

                // Add offsetParent borders
                parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
                parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
        }

        // Subtract parent offsets and element margins
        return {
                top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
                left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
        };
},

// This method will return documentElement in the following cases:
// 1) For the element inside the iframe without offsetParent, this method will return
//    documentElement of the parent window
// 2) For the hidden or detached element
// 3) For body or html element, i.e. in case of the html node - it will return itself
//
// but those exceptions were never presented as a real life use-cases
// and might be considered as more preferable results.
//
// This logic, however, is not guaranteed and can change at any point in the future
offsetParent: function() {
        return this.map( function() {
                var offsetParent = this.offsetParent;

                while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
                        offsetParent = offsetParent.offsetParent;
                }

                return offsetParent || documentElement;
        } );
}

} );

// Create scrollLeft and scrollTop methods jQuery.each( { scrollLeft: “pageXOffset”, scrollTop: “pageYOffset” }, function( method, prop ) {

var top = "pageYOffset" === prop;

jQuery.fn[ method ] = function( val ) {
        return access( this, function( elem, method, val ) {
                var win = getWindow( elem );

                if ( val === undefined ) {
                        return win ? win[ prop ] : elem[ method ];
                }

                if ( win ) {
                        win.scrollTo(
                                !top ? val : win.pageXOffset,
                                top ? val : win.pageYOffset
                        );

                } else {
                        elem[ method ] = val;
                }
        }, method, val, arguments.length );
};

} );

// Support: Safari<7-8+, Chrome<37-44+ // Add the top/left cssHooks using jQuery.fn.position // Webkit bug: bugs.webkit.org/show_bug.cgi?id=29084 // Blink bug: code.google.com/p/chromium/issues/detail?id=229280 // getComputedStyle returns percent when specified for top/left/bottom/right; // rather than make the css module depend on the offset module, just check for it here jQuery.each( [ “top”, “left” ], function( i, prop ) {

jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
        function( elem, computed ) {
                if ( computed ) {
                        computed = curCSS( elem, prop );

                        // If curCSS returns percentage, fallback to offset
                        return rnumnonpx.test( computed ) ?
                                jQuery( elem ).position()[ prop ] + "px" :
                                computed;
                }
        }
);

} );

// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods jQuery.each( { Height: “height”, Width: “width” }, function( name, type ) {

jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name },
        function( defaultExtra, funcName ) {

        // Margin is only for outerHeight, outerWidth
        jQuery.fn[ funcName ] = function( margin, value ) {
                var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
                        extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );

                return access( this, function( elem, type, value ) {
                        var doc;

                        if ( jQuery.isWindow( elem ) ) {

                                // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
                                // isn't a whole lot we can do. See pull request at this URL for discussion:
                                // https://github.com/jquery/jquery/pull/764
                                return elem.document.documentElement[ "client" + name ];
                        }

                        // Get document width or height
                        if ( elem.nodeType === 9 ) {
                                doc = elem.documentElement;

                                // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
                                // whichever is greatest
                                return Math.max(
                                        elem.body[ "scroll" + name ], doc[ "scroll" + name ],
                                        elem.body[ "offset" + name ], doc[ "offset" + name ],
                                        doc[ "client" + name ]
                                );
                        }

                        return value === undefined ?

                                // Get width or height on the element, requesting but not forcing parseFloat
                                jQuery.css( elem, type, extra ) :

                                // Set width or height on the element
                                jQuery.style( elem, type, value, extra );
                }, type, chainable ? margin : undefined, chainable, null );
        };
} );

} );

jQuery.fn.extend( {

bind: function( types, data, fn ) {
        return this.on( types, null, data, fn );
},
unbind: function( types, fn ) {
        return this.off( types, null, fn );
},

delegate: function( selector, types, data, fn ) {
        return this.on( types, selector, data, fn );
},
undelegate: function( selector, types, fn ) {

        // ( namespace ) or ( selector, types [, fn] )
        return arguments.length === 1 ?
                this.off( selector, "**" ) :
                this.off( types, selector || "**", fn );
},
size: function() {
        return this.length;
}

} );

jQuery.fn.andSelf = jQuery.fn.addBack;

// Register as a named AMD module, since jQuery can be concatenated with other // files that may use define, but not via a proper concatenation script that // understands anonymous AMD modules. A named AMD is safest and most robust // way to register. Lowercase jquery is used because AMD module names are // derived from file names, and jQuery is normally delivered in a lowercase // file name. Do this after creating the global so that if an AMD module wants // to call noConflict to hide this version of jQuery, it will work.

// Note that for maximum portability, libraries that are not jQuery should // declare themselves as anonymous modules, and avoid setting a global if an // AMD loader is present. jQuery is a special case. For more information, see // github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon

if ( typeof define === “function” && define.amd ) {

define( "jquery", [], function() {
        return jQuery;
} );

}

var

// Map over jQuery in case of overwrite
_jQuery = window.jQuery,

// Map over the $ in case of overwrite
_$ = window.$;

jQuery.noConflict = function( deep ) {

if ( window.$ === jQuery ) {
        window.$ = _$;
}

if ( deep && window.jQuery === jQuery ) {
        window.jQuery = _jQuery;
}

return jQuery;

};

// Expose jQuery and $ identifiers, even in AMD // (#7102#comment:10, github.com/jquery/jquery/pull/557) // and CommonJS for browser emulators (#13566) if ( !noGlobal ) {

window.jQuery = window.$ = jQuery;

}

return jQuery; }));

},{}]},{},[1]);