<script type="text/javascript">
document.getElementById('light_div').filters[0].addcone(0,0,0,60,60,115,132,214,100,100);
<body onload="setlight()">
图像:"landscape.jpg" 没有光照效果:<br />
<img src="/img/eg_landscape.jpg" width="160" height="120" />
<div id="light_div" style="filter:light(enabled=1);">
<img src="/img/eg_landscape.jpg" width="160" height="120" />