名称：

渐渐隐去和显现的效果

实例：
　

<div style="position:absolute;left:200;top:85;width:400;height:200;background-
color:yellow;
color:blue;font-size:20px;border:solid black;" id="main"><div id="Inner1" style="position:relative;left:20%;top:35%;width:60%;height:30%; filter:blendTrans(duration=3);"><p align="center">演示区域</p>
</div><div id="control" style="position:absolute;left:180;top:160">
<dd><input type="button" value="开始" onclick="toggleMultimedia();"> </dd>
</div></div>

将下面的代码加到html文件的最后

<script language="JavaScript">
var curObj=Inner1,i=0;
words=new Array(3);
words[0]="<p align=center>渐渐隐去</p>";
words[1]="<p align=center>慢慢浮现</p>";
words[2]="<p align=center>这就是Blend的效果</p>";

function toggleMultimedia() {
curObj.innerHTML=words[i];
if (curObj.filters(0).status == 2) {
curObj.filters(0).Stop();
if (curObj.style.visibility == "hidden")
curObj.style.visibility = "visible";
else
curObj.style.visibility = "hidden";
window.setTimeout("toggleMultimedia()", 1);
}
//准备开始
curObj.filters(0).Apply();

if (curObj.style.visibility == "hidden")
{curObj.style.visibility = "visible";}
else
{curObj.style.visibility = "hidden";
if (i==2) i=-1;
i=i+1;}

//开始
curObj.filters(0).Play();
window.setTimeout("toggleMultimedia()",4000);
}
</script>