图片之间的切换

<script language=JavaScript><!--var imgUrl=new Array();var imgLink=new Array();var adNum=0;var jumpUrl="http://sports.tom.com/";imgLink[1]="http://sports.tom.com/gnzt/2005yg/";imgLink[2]="http://sports.tom.com/zhty/";imgUrl[1]="http://img.sports.tom.com/img/assets/200509/050927071818sportsgnzt200592701.jpg";imgUrl[2]="http://img.sports.tom.com/img/assets/200509/050927075953zt20050926107.jpg";var imgPre=new Array();var j=0;for (i=1;i<=imgUrl.length-1;i++) {if(imgLink[i]!="") {j++;} else {break;}}function playTran(){if (document.all)imgInit.filters.revealTrans.play();}var key=0;function nextAd(){if(adNum<j)adNum++ ;else adNum=1;if( key==0 ){key=1;} else if (document.all){imgInit.filters.revealTrans.Transition=6;imgInit.filters.revealTrans.apply();playTran();}document.images.imgInit.src=imgUrl[adNum];jumpUrl=imgLink[adNum];theTimer=setTimeout("nextAd()", 7000);}function goUrl(){ jumpTarget='_blank';if (jumpUrl != ''){if (jumpTarget != '') window.open(jumpUrl,jumpTarget);else location.href=jumpUrl;}}//--></script><a href="javascript:goUrl()"><img style="FILTER: revealTrans(duration=2,transition=6);border:1 solid black" src="javascript:nextAd()" width=300 border=0 name=imgInit height="210"></a></body></html>详细出处参考：http://www.jb51.net/article/132.htm