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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>彈窗</title>
<style type="text/css">
body{margin:0;padding:0;}
#bg{background:#000;position:absolute;left:0;top:0;filter:"Alpha(opacity=20)";opacity:0.2;display:none;}
#win{width:200px;height:200px;position:absolute;left:50%;top:50%;margin:-100px -100px 0;border:4px #F00 solid;background:#FFF;display:none;}
</style>
</head>
<body>
<a href="javascript:;" onclick="WinTip()">彈出</a>
<div id="bg"></div>
<div id="win"><a href="javascript:;" onclick="WinTip()">關(guān)閉</a></div>
</body>
<script type="application/javascript">
var $=function(id){return document.getElementById(id);}
function WinTip(){
var win=new WinSize();
var Tip=$("bg");
Tip.style.width=win.W+"px";
Tip.style.height=win.H+"px";
if(Tip.style.display=="block"){
Tip.style.display="none";
$("win").style.display="none";
}else{
Tip.style.display="block";
$("win").style.display="block";
}
}
function WinSize() //函數(shù)：獲取尺寸
{
var winWidth = 0;
var winHeight = 0;
if (window.innerWidth)
winWidth = window.innerWidth;
else if ((document.body) && (document.body.clientWidth))
winWidth = document.body.clientWidth;
if (window.innerHeight)
winHeight = window.innerHeight;
else if ((document.body) && (document.body.clientHeight))
winHeight = document.body.clientHeight;
if (document.documentElement && document.documentElement.clientHeight && document.documentElement.clientWidth)
{winHeight = document.documentElement.clientHeight;
winWidth = document.documentElement.clientWidth;}
return{"W":winWidth,"H":winHeight}
}
</script>
</html></td>
</tr>
</table>
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