//imgFrame显示层，imgbox显示的内容

<div id="imgFrame">            <div><a href="javascript:close();">关闭</a></div>              <div id="imgbox"></div>     </div> 
//img路径　　<img src=http://www.mamicode.com/‘<%#(Eval("picture","{0}").ToString()=="")?"../images/noimg.gif":Eval("picture")%>‘ width="90" height="50" onclick="showOriginal(‘<%#Eval("picture")%>‘,event);">//层的关闭按钮方法function close() {    document.getElementById("imgFrame").style.display = "none";         }    //层显示的方法function showOriginal(img,e) {//    document.getElementById("imgFrame").style.top =   mousePos(e).x;//    document.getElementById("imgFrame").style.left =   mousePos(e).y;//    document.getElementById("imgFrame").style.zIndex=1000;//    document.getElementById("imgFrame").style.position = "absolute";    if(img != "" && img != null)    {        document.getElementById("imgFrame").style.display = "block";        document.getElementById("imgbox").innerHTML = "<img src=http://www.mamicode.com/‘" + img + "‘ width=\"500\" height=\"500\" />";        }    else    {        document.getElementById("imgFrame").style.display = "block";        document.getElementById("imgbox").innerHTML = "<img src=http://www.mamicode.com/‘../images/noimg.gif‘ width=/"500\" height=\"500\" />";        }}