jquery弹出层

 1   <script language="javascript" type="text/javascript">
 2 
 3         function hideView() {
 4             $("#signup").hide();
 5             $("#lean_overlay").fadeOut(200);
 6         }
 7 
 8         function ShowView() {
 9             var sig = $("#signup").outerWidth();
10             var _3 = $("<div id='lean_overlay'></div>");
11             $("body").append(_3);
12             $("#signup").css(
13                 {
14                     "display": "block",
15                     "position": "fixed",
16                     "opacity": 0,
17                     "z-index": 11000,
18                     "left": 50 + "%",
19                     "margin-left": -(sig / 2) + "px",
20                     "top": "200" + "px",
21                     "padding": "15px",
22                     "-webkit-border-radius": "10px"
23 
24                 });
25             $("#lean_overlay").click(hideView);
26             $("#signup").fadeTo(200, 1);
27             $("#lean_overlay").fadeTo(200, 0.5);
28         }
29 
30     </script>
31     <style type="text/css">
32         #lean_overlay
33         {
34             position: fixed;
35             z-index: 10000;
36             top: 0px;
37             left: 0px;
38             height: 100%;
39             width: 100%;
40             background: #000;
41             display: none;
42         }
43         #signup
44         {
45             width: 402px;
46             padding-bottom: 2px;
47             display: none;
48             background: #FFF;
49             border-radius: 5px;
50             -moz-border-radius: 5px;
51             -webkit-border-radius: 5px;
52             box-shadow: 0px 0px 4px rgba(0,0,0,0.7);
53             -webkit-box-shadow: 0 0 4px rgba(0,0,0,0.7);
54             -moz-box-shadow: 0 0px 4px rgba(0,0,0,0.7);
55         }
56     </style>

Body中代码 

  <a onclick="ShowView()" href="<%=BaseUrl+"Pages/mysubjectView.aspx?e_id="+rowTemp[i]["id"].ToString() %>"
2                                     target="fview">
3                                     <img src="../admin/images/detail.GIF" />

                                 </a> 

 <a onclick="ShowView()" href="<%=BaseUrl+"Pages/mysubjectView.aspx?e_id="+rowTemp[i]["id"].ToString() %>" target="fview"><img src="../admin/images/detail.GIF" />  </a