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<html xmlns="http://www.w3.org/1999/xhtml">

<head>

   <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

   <title>无标题文档</title>

   <style type="text/css">

     .Div {   width:500px;   height:300px;   margin:-150px 0px 0px -250px;   position:absolute;   top:50%;   left:50%;   background:red; }

  </style>

</head>

<body>

    <div class="Div"></div>

</body>

</html>

<script type="text/javascript">

    function sortNumber(a,b) {

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     }

    var arr = new Array(6) arr[0] = "10" arr[1] = "5" arr[2] = "40" arr[3] = "25" arr[4] = "1000" arr[5] = "1"

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