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把鼠标移到图片上可以看到渐变的效果
日期:2005-06-18   人气:   【字体: 】【收藏此文


<!-- 网页特效代码由[中国WEB开发者网络:http://www.ChinaWebDev.com]提供! -->
<!-- 要实现此效果需要 2 个步骤: -->

<!-- 第 1 步: -->
<!-- 把下面的代码加到<HEAD></HEAD>区域中: -->

<script language="JavaScript">
// Flash Image Extension for Dreamwever ,by webjx.com(tslxg@hotmail.com)
nereidFadeObjects = new Object();
nereidFadeTimers = new Object();
function nereidFade(object, destOp, rate, delta){
if (!document.all)
return
if (object != "[object]"){ //do this so I can take a string too
setTimeout("nereidFade("+object+","+destOp+","+rate+","+delta+")",0);
return;
}
clearTimeout(nereidFadeTimers[object.sourceIndex]);
diff = destOp-object.filters.alpha.opacity;
direction = 1;
if (object.filters.alpha.opacity > destOp){
direction = -1;
}
delta=Math.min(direction*diff,delta);
object.filters.alpha.opacity+=direction*delta;
if (object.filters.alpha.opacity != destOp){
nereidFadeObjects[object.sourceIndex]=object;
nereidFadeTimers[object.sourceIndex]=setTimeout("nereidFade(nereidFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
}
}
</script>




<!-- 第 2 步: -->
<!-- 把下面的代码加到<BODY></BODY>区域中: -->

<div align="center">
<a href="http://www.webasp.net" target="_blank"><img border="0" src="/images/logo.gif" onMouseOut=nereidFade(this,50,10,5) onMouseOver=nereidFade(this,100,10,5) style="FILTER: alpha(opacity=55)"></a>
</div>