案例：jQuery UI案例     状态：可编辑再运行    进入竖版
 运行结果　
AخA
 
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<!doctype html>
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<html lang="en">
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<head>
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  <meta charset="utf-8">
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  <title>可放置小部件（Droppable Widget）演示</title>
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  <link rel="stylesheet" href="/css/jqu1.10.4/jquery-ui.min.css">
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  <style>
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  #draggable {
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    width: 100px;
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    height: 100px;
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    background: #ccc;
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  }
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  #droppable {
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    position: absolute;
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    left: 250px;
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    top: 0;
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    width: 125px;
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    height: 125px;
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    background: #999;
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    color: #fff;
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    padding: 10px;
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  }
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  </style>
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  <script src="/js/jqu/jquery.min1.10.2.js"></script>
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  <script src="/js/jqu/jquery-ui.min1.10.4.js"></script>
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</head>
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<body>
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<div id="droppable">请放置到这里！</div>
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<div id="draggable">请拖拽我！</div>
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<script>
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$( "#draggable" ).draggable();
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$( "#droppable" ).droppable({
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  drop: function() {
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    alert( "dropped" );
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  }
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});
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</script>
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</body>
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</html>