js代码

<script type="text/javascript" src="js/jquery-2.1.1.min.js"></script>
<script type="text/javascript" src='js/jquery-ui.min.js'></script>
<script type="text/javascript">
$('.add-to-cart').on('click', function () {
	var cart = $('.shopping-cart');
	var imgtodrag = $(this).parent('.item').find('img').eq(0);
	if (imgtodrag) {
		var imgclone = imgtodrag.clone().offset({
			top: imgtodrag.offset().top,
			left: imgtodrag.offset().left
		}).css({
			'opacity': '0.5',
			'position': 'absolute',
			'height': '150px',
			'width': '150px',
			'z-index': '100'
		}).appendTo($('body')).animate({
			'top': cart.offset().top + 10,
			'left': cart.offset().left + 10,
			'width': 75,
			'height': 75
		}, 1000, 'easeInOutExpo');
		setTimeout(function () {
			cart.effect('shake', { times: 2 }, 200);
		}, 1500);
		imgclone.animate({
			'width': 0,
			'height': 0
		}, function () {
			$(this).detach();
		});
	}
});
</script>