drag事件

<!DOCTYPE HTML>
<html>
<head>
   <title>拖动事件</title>
   <style>
       *{padding: 0;margin:0}
       body{font-size:14px;font-family: "微软雅黑";background:#333}
       #box1{width:60px;height:80px;background:#888;text-align:center;border:1px solid #ccc;}
       #box2{width:320px;height:420px;background:#fff;position:absolute;right:0;bottom:0}
   </style>
</head>
<body>

   <div );
           }, false);
           /*目标元素事件 End*/
       };

   </script>
</body>
</html>

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