function iA() {
this.length = iA.arguments.length;
  for (var i = 0; i < this.length; i++) {
  this[i] = iA.arguments[i];
  }
}

link = new iA(
"http://www.roulette101.biz/go/wh.php",
"http://www.roulette101.biz/go/rb-freespins.php",
"http://www.roulette101.biz/go/rushmore.php",
"http://www.roulette101.biz/go/mc.php",
"http://www.roulette101.biz/go/vo.php"
);

image = new iA(
"http://serve.williamhillcasino.com/promoLoadDisplay?member=usaige&campaign=DEFAULT&channel=DEFAULT&zone=717452661&lp=328057915",
"http://www.ClickedyClick.com/ads/rbc/120x60_01c.gif",
"http://a.c-planet.net/b/4610.gif",
"http://www.casinocoins.com/show.php?c=13771&s=1942",
"http://www.smartplayers.net/images/vco120x60-500-US.gif"
);

var curdate = new Date();
var rnd = curdate.getSeconds() % image.length;
var Href  = link[rnd];
var Src = image[rnd];

document.write('<a href=\"' +Href+ '\" target=_blank><img border=0 src=\"'+Src+'\" width=120 height=60></a>');