<style type="text/css">       #win {              width: 98%;             position: absolute;                  display: none;          float:left;          }                       /*控制关闭按钮的位置*/         #close {          margin-left: 155px;          cursor: pointer;         }     </style>

 <script  type="text/javascript">     function showwin() {         $("#win").fadeIn("slow");        }     function hide() {        $("#win").fadeOut("slow");       } </script>

 <div id="win">               <div id="title">                   <table  style="width:100%; background:#78b3ef"  cellpadding="4" cellspacing="1" >                   <tr>                      <td>ID</td>                      <td>网站名</td>                      <td>域名</td>                      <td>百度收录</td>                      <td>是否存在链接</td>                      <td>操 作  <span id="close" onclick="hide()">关闭</span>   </td>                   </tr>                   <tr  style="background:#FFFFFF;">                      <td><span id="w_id"></span></td>                      <td><input id="txt_title" type="text" style="width: 237px" /></td>                      <td><input id="txt_classurl" type="text" style="width: 259px" /></td>                      <td><span id="w_baidu"></span></td>                      <td><input id="txt_exist" type="text" style="width: 83px" /></td>                      <td><input id="Button1" type="button" value="修 改" onclick="w_modify()" /></td>                   </tr>                   <tr style="background:#FFFFFF;"><td colspan="6"><a href="Default.aspx">返回首页</a></td></tr>                </table>             </div>           </div>