| 模板案例(1yyg) 
 DIV:
 加入购物车按纽(抛物线起点):
 <span class="addcart">加入购物车</span>
 购物车盒子列表(抛物线终点):
 <div class="sidebar">
 <div class="cart">
 <i id="end"><em></em></i>
 <span>购物车</span>
 </div>
 </div>
 
 CSS:
 .flyer,#end{ display:inline-block; width:20px; height:20px; font-size:0; background:url(2016.png) no-repeat 0 -400px;}
 .sidebar{ position: fixed; top: 0; right: 0; background: #000; width: 35px; height: 100%; font-size: 12px; color: #fff; text-align:center; background:url(sentence.gif) #5c5550 no-repeat;}
 .sidebar .cart{line-height:22px; width:20px; font-size:14px; font-weight:bold; margin:0 auto; margin-top:300px;}
 
 JS:
 <script type="text/javascript" src="SysThemes/js/jquery.js"></script>
 <script type="text/javascript" src="systhemes/js/jquery.fly.js"></script>
 jQuery(window).ready(function(e){
 jQuery('.addcart').on('click',AddCart);
 })
 function AddCart(event){
 var pos = $('#end').position(), offset=$('#end').offset(), flyer = $('<div class="flyer"></div>');
 flyer.fly({ start:{ left: event.clientX, top: event.clientY }, end:{ left: offset.left, top: pos.top, width: 20, height: 20 },onEnd: function(){ cart(); this.destory();/*销毁抛物体*/}});
 }
 
 
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