function adArray() {
	for (i=0; i*2<adArray.arguments.length; i++) {
		this[i] = new Object();
		this[i].src = adArray.arguments[i*2];
		this[i].alt = adArray.arguments[i*2+1];
	}
	this.length = i;
}

function getAdNum(ads) {
	dat = new Date();
	dat = (dat.getTime()+"").charAt(2);
	if (dat.length == 1)
	{
		//number below is one less than the number of images in the array
		ad_num =  Math.round(Math.random()*(ads.length-1));
		
		if (ad_num == -1)
		{
		    ad_num =0;
		}
	}
	else
	{
		ad_num = 0;
	}
	return ad_num;
}

function setCallOut(ads)
{
    var ad_num = getAdNum(ads); 
    document.write('<p id="partner_logo"><a href="/partners.aspx"><img src="' + ads[ad_num].src + '" id="partnerLogoImage" /></a></p>');
    link_num = document.links.length-1;
    setTimeout("rotateSponsor()",10000);
}

function rotateSponsor() {
	if (document.images) {
		//number below is one less than the number of images in the array
		ad_num += 1 // Math.round(Math.random()*20);
		
		if (ad_num >= this.ads.length)
			ad_num = 0;
			
		var partnerLogoImage = document.getElementById('partnerLogoImage');
		partnerLogoImage.src = ads[ad_num].src;
		setTimeout("rotateSponsor()",10000);
	}
}