function rand(number)
{
 return Math.ceil(Math.random()*number);
}
var key=0;
var rndnum=6;

function nextAd(){
    rndnum=rand(10);
	if(adNum<jj)adNum++ ;
	else adNum=1;
	
	if( key==0 ){
		key=1;
	}
	document.all["imgInit"].background=imgUrl[adNum];
document.getElementById("pictitle").innerText=imgTitle[adNum];
	theTimer=setTimeout("nextAd()", 20000);
}

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