var max = 10;
var nrImages = 4;
function makeImages() {
this[0] = "http://www.linkbucks.com/tmpl/mint/img/728_90link_bucks.gif";
this[1] = "http://img2.depositfiles.com/adroot/df/referral/728.gif";
this[2] = "http://www.hqsbrasil.xpg.com.br/site/parceiros/linkbee.jpg";
this[3] = "http://www.hqsbrasil.xpg.com.br/site/parceiros/uploading.jpg";
this[4] = "imagem5.gif";
this[5] = "imagem6.gif";
this.length = nrImages;
}
function makeLinks() {
this[0] = "http://www.linkbucks.com/referral/122823";
this[1] = "http://depositfiles.com/signup.php?ref=superhq";
this[2] = "http://linkbee.com/17598";
this[3] = "http://uploading.com/partners/765385/";
this[4] = "http://www.link5.com.br";
this[5] = "http://www.link6.com.br";
this.length = nrImages;

}
var vetImages = new makeImages();
var vetLinks = new makeLinks();
var x = Math.round(Math.random()*max);
var y = max / nrImages;
for(var cont = 1;cont*y<= max;cont++) {
if (x <= (cont*y)) {
document.write("<a href="+vetLinks[cont-1]+" target=_blank><img src="+vetImages[cont-1]+" border=0></a>");
break;
}
}