<!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=gb2312" />
<title>Drag</title>
<style>
* { font-size:12px; font-family:Verdana,宋体; }
html { margin:0px; padding:0px; overflow:auto; }
body { margin:0px; padding:15px; background-color:buttonface; }
#w { position:absolute; width:480px; height:270px; overflow:hidden; border:2px groove #281; cursor:default; -moz-user-select:none; }
#t { line-height:20px; height:20px; width:480px; overflow:hidden; background-color:#27C; color:white; font-weight:bold; border-bottom:1px outset blue; text-align:center; }
#winBody { height:248px; width:480px; overflow-x:hidden; overflow-y:auto; border-top:1px inset blue; padding:10px; text-indent:10px; background-color:white; }
</style>
</head>
<body>
<div id="w">
	<div id="t">Demo Win - Drag me</div>
	<div id="winBody">Hello world</div>
</div>
</body>
<script>
(function(o,s,x,y,d){
	s = o.style;
	d = document;
	o.onselectstart = function(){ return false; }; //阻止选择
	o.onmousedown = function(e){
		e = e||event;
		x = e.clientX-o.offsetLeft;
		y = e.clientY-o.offsetTop;
		d.onmousemove = function(e){
			e = e||event;
			s.left = e.clientX - x + "px";
			s.top = e.clientY - y + "px";
		}
		d.onmouseup = function(){ d.onmouseup = d.onmousemove = ""; }
	}
})(document.getElementById("w"))
</script>
</html>�