本帖最后由 q510473863 于 2011-07-26 11:29:48 编辑

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  1.   

    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title></title>
    <script type="text/javascript">
        window.onload = function(){
            document.getElementById("coord").onclick=function(){
                var coord = document.getElementById("coord");
                var content = document.getElementById("content");
                var l = parseInt(coord.offsetLeft);
                var t = parseInt(coord.offsetTop);
                content.style.top=t+parseInt(coord.offsetHeight)+"px";
                content.style.left=l+"px";
            }
        }
    </script>
    </head>
    <body>
    <div id="content" style="width:500px;border:2px solid #336699;position:absolute;">&nbsp;</div>
    <div id="coord" style="top:300px;left:500px; width:34px;height:23px; border:2px solid #0066cc;position:absolute; background:#fff;"></div>
    </body>
    </html>