rnd.today=new Date();
rnd.seed=rnd.today.getTime();

function rnd() {
rnd.seed = (rnd.seed*9301+49297) % 233280;
return rnd.seed/(233280.0);
};
function rand(number) {
return Math.ceil(rnd()*number);
};
var imgUrl=new Array(); 
var imgLink=new Array(); 
var i=0;
var adNum;

function nextAd(){
adNum=rand(i)
document.images.imgInit.src=imgUrl[adNum];
}

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