var post = document.getElementById('post');

postTransform(items){

items.onmousedown = clickStart;
items.addEventListener('touchstart', clickStart);
items.addEventListener('touchend', clickEnd);
var posX1;
function clickStart(e){
    e = e || window.event;
    e.preventDefault();
    posInitial = e.clientX;
    if (e.type == 'touchstart') {
    posX1 = e.touches[0].clientX;
    }
    items.style.transform = "none";
}
function clickEnd(e){
    items.style.transform = "none";
}

} postTransform(post);