function addRotater(siteRoot)
{
	var Images = new Array(2);
	Images[0] = new Array(2);
	Images[1] = new Array(2);
	Images[2] = new Array(2);

	Images[0][0] = siteRoot + 'images/banner_5.gif';
	Images[0][1] = 'http://download.microsoft.com/download/6/9/f/69f8c76b-198e-4114-9c12-f0b13e4d7e4e/WP_Unlimited_Potential.pdf';

	Images[1][0] = siteRoot + 'images/3-PiL-promo-Banner_v3.jpg';
	Images[1][1] = 'http://www.microsoft.com/education/PartnersinLearning/2007ProgressReport.mspx';
	
	Images[2][0] = siteRoot + 'images/banner_5.gif';
	Images[2][1] = 'http://download.microsoft.com/download/6/9/f/69f8c76b-198e-4114-9c12-f0b13e4d7e4e/WP_Unlimited_Potential.pdf';

	findAddImage(Images);

}


function rotateAdd(link, image, linkhref)
{
	link.innerHTML = "<img src=\"" + image + "\" border=\"0\" />";
	link.href = linkhref;
}

function findA(par, image, link)
{
	var acount = 0;
	var child;
	for(i=0;i<par.childNodes.length;i++)
	{
		child = par.childNodes[i];
		if(child)
		{
			if(child.tagName.toLowerCase() == 'a')
			{
				acount++;
				if(acount == 1)
				{
					rotateAdd(child, image, link);
					break;					
				}				
			}
		}
	}
}

function findAddImage(Images)
{
	var start = document.cookie.indexOf("adddefault=");
	var adddefault = Math.round(Math.random() * 10) % (Images.length + 1);

	if(adddefault == 0)
	{
	return;
	}

	adddefault--;
	
	image = Images[adddefault][0];
	link = Images[adddefault][1];

	var menu = document.getElementById("mnpMenuTop");
	if(menu)
	{
		var par = menu.parentNode;
		var child;
		for(i=0;i<par.childNodes.length;i++)
		{
			child = par.childNodes[i];
			if(child)
			{
				if(child.className == "mnpAds")
				{
					findA(child.childNodes[0], image, link);
					break;
				}
				else
				{
					child = null;
				}
			}
		}
	}
}