var bannerAD=new Array(); 
var bannerADlink=new Array(); 
var adNum=0; 

bannerAD[0]='upLoad/shuye.jpg'; bannerADlink[0]='news/20070713211407.html';bannerAD[1]='upLoad/yanchong.jpg'; bannerADlink[1]='news/20070619211023.html';bannerAD[2]='upLoad/4_Blue hills.jpg'; bannerADlink[2]='news/20070606210723.html';

var preloadedimages=new Array(); 

for (i=1;i<bannerAD.length;i++){ 
preloadedimages=new Image(); 
preloadedimages.src=bannerAD; 
} 

function setTransition(){ 
if (document.all){ 
document.getElementById("bannerADrotator").filters.revealTrans.Transition=Math.floor(Math.random()*23); 
document.getElementById("bannerADrotator").filters.revealTrans.apply(); 
} 
} 

function playTransition(){ 
if (document.all) 
document.getElementById("bannerADrotator").filters.revealTrans.play() 
} 

function nextAd(){ 
if(adNum<bannerAD.length-1)adNum++ ; 
else adNum=0; 
setTransition(); 
document.getElementById("bannerADrotator").src=bannerAD[adNum]; 
playTransition(); 
theTimer=setTimeout("nextAd()", 5000); 
} 

function jump2url(){ 
jumpUrl=bannerADlink[adNum]; 
jumpTarget='_blank'; 
if (jumpUrl != ''){ 
if (jumpTarget != '')window.open(jumpUrl,jumpTarget); 
else location.href=jumpUrl; 
} 
} 
function displayStatusMsg() { 
document.returnvalue = true; 
}