js变换图盘

<script language=JavaScript>

var imgUrl=new Array();

var imgLink=new Array();

var adNum=0;

imgUrl[1]="http://1.jpg";

imgLink[1]="http://www.forasp.cn";

imgUrl[2]="http://3.jpg";

imgLink[2]="http://www.forasp.cn";

imgUrl[3]="http://3.jpg";

imgLink[3]="http://www.forasp.cn";

imgUrl[4]="http://4.jpg";

imgLink[4]="http://www.forasp.cn";

var imgPre=new Array();

for (i=1;i<4;i++){

imgPre<i>=new Image();

imgPre[i].src=imgUrl[i];

}

function setTransition(){

if (document.all){

imgUrlrotator.filters.revealTrans.Transition=Math.floor(Math.random()*20);

imgUrlrotator.filters.revealTrans.apply();

}

}

function playTransition(){

if (document.all)

imgUrlrotator.filters.revealTrans.play()

}

function nextAd(){

if(adNum<imgUrl.length-1)adNum++ ;

else adNum=1;

setTransition();

document.images.imgUrlrotator.src=imgUrl[adNum];

playTransition();

theTimer=setTimeout("nextAd()", 6000);

}

function jump2url(){

jumpUrl=imgLink[adNum];

jumpTarget='_blank';

if (jumpUrl != ''){

if (jumpTarget != '')window.open(jumpUrl,jumpTarget);

else location.href=jumpUrl;

}

}

function displayStatusMsg() {

status=imgLink[adNum];

document.returnValue = true;

}

</script>

<a onMouseOver="displayStatusMsg();return document.returnValue"

href="javascript:jump2url()"><img

style="FILTER: revealTrans(duration=2,transition=20);border:1 solid gray;" height=242

src="javascript:nextAd()" width=191

name=imgUrlrotator></a>

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