var main_nav = document.querySelector('#main-nav'); var toggle_menu = document.querySelector('#toggle-menu');

toggle_menu.addEventListener('click', function(e){

e.preventDefault();
e.stopPropagation();
this.classList.toggle('open');
main_nav.classList.toggle('open');

});

document.querySelector('body').addEventListener('click', function(e){

main_nav.classList.remove('open');
toggle_menu.classList.remove('open');

});

var tables = document.querySelectorAll('table'); tables.forEach(function(t){

th = t.querySelectorAll('thead th');
tr = t.querySelectorAll('tbody tr');
tr.forEach(function(e){
  th.forEach(function(e2, i){
    e.children[i].setAttribute('data-title', e2.innerHTML);
  });
});

});