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CSS Div实现探照灯效果

2014-12-01 14:14 323 查看
<html>

<head>

<title>探照灯</title>

<style type="text/css">

<!--

body{

 background-color:#000000;

}

div{

 filter:light;

 width:300px;  /* 这句必须得有 */

}

-->

</style>

   </head>

<body>

<script language="javascript">

function MouseMove(){

 //移动点光源

 point.filters[0].MoveLight(0,window.event.x-10,window.event.y-20,70,1);

}

</script>

<div onmousemove="javascript:MouseMove()" id="point">

<img src="building.jpg">

</div>

<script language="javascript">

 //添加点光源

 point.filters.light(0).addPoint(0,0,70,240,240,0,100);

 //point.filters.light(0).addPoint(0,0,100,0,150,255,100);

</script>

</body>
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