<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript">
function popView(event){
event = event||window.event;
var obj = document.getElementById("popDiv");
obj.style.display="block";
if(document.documentElement){
obj.style.top = event.clientY + document.documentElement.scrollTop+"px";
obj.style.left =event.clientX + document.documentElement.scrollLeft+"px";
}
else
{
obj.style.top = event.pageY+"px";
obj.style.left = event.pageX+"px";
}
}
function close(){
var obj = document.getElementById("popDiv");
obj.style.display="none";
}
</script>
</head>
<body onmousedown="close()">
<div style="width:500px;height:2000px;border:1px solid #666;" onclick="popView(event)"></div>
<div id="popDiv" style="width:200px;height:200px;border:1px solid #999;position:absolute;display:none;background:#999;"></div>
</body>
</html>
演示查看：demo1.html
