<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title> New Document </title>
<script src="styles/default/js/jquery-2.1.0.min.js"></script>
</head>
<style type="text/css">
.modle {
width: 100px;
cursor: pointer;
text-align: center;
}
#popmenu {
display: none;
position: absolute;
width: 100px;
height: 100px;
margin-top: 10px;
margin-left: 10px;
border: 1px solid black;
background-color: white
}
</style>
<body>
<div class="modle">
click me
</div>
<div id="popmenu">
内容
</div>
</body>
<script type="text/javascript">
var menu = document.getElementById("popmenu");
$(".modle").click(function(event) {
e = event ? event : window.event;
t = e.target || e.srcElement;
menu.style.left = getPointerX(e) + "px";
menu.style.top = getPointerY(e) + "px";
menu.style.display = "block";
});
function getPointerX(event) {
return event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft));
}
function getPointerY(event) {
return event.pageY || (event.clientY + (document.documentElement.scrollTop
|| document.body.scrollTop));
}
</script>
</html>
原文：http://my.oschina.net/furw/blog/525775