var webAD=new Array(); 
var webADlink=new Array(); 
var webADmsg=new Array(); 
var adNum=3; 

webAD[0]="index/index_1.jpg"; 
webADlink[0]="index.asp"; 

webAD[1]="index/index_2.jpg"; 
webADlink[1]="index.asp"; 

webAD[2]="index/index_3.jpg"; 
webADlink[2]="index.asp"; 

webAD[3]="index/index_4.jpg"; 
webADlink[3]="index.asp"; 

var preloadedimages=new Array(); 
for (i=1;i<webAD.length;i++){ 
preloadedimages[i]=new Image(); 
preloadedimages[i].src=webAD[i]; 
} 

function setTransition(){ 
if (document.all){ 
webADrush.filters.revealTrans.Transition=23; 
webADrush.filters.revealTrans.apply(); 
} 
} 

function playTransition(){ 
if (document.all) 
webADrush.filters.revealTrans.play() 
} 

function jump2url(){ 
jumpUrl=webADlink[adNum]; 
//jumpTarget='_blank'; 
jumpTarget=''; 
if (jumpUrl != ''){ 
if (jumpTarget != '')window.open(jumpUrl,jumpTarget); 
else location.href=jumpUrl; 
} 
} 

function nextAd(){ 
if(adNum<webAD.length-1)adNum++ ; 
else adNum=0; 
setTransition(); 
document.images.webADrush.src=webAD[adNum]; 
playTransition(); 
theTimer=setTimeout("nextAd()", 6000); 
}