function rotateBanners( loginstate )
{
	arImages = new Array();

	if (loginstate == "member" )
	{
		arImages[0] = new Image(468,60);
		arImages[0].src = "/images/banners/member.gif";
		arImages[0].location = "#";

		arImages[1] = new Image(468,60);
		arImages[1].src = "/images/banners/member2.gif";
		arImages[1].location = "#";
	}
	else // non=member ads here
	{
		arImages[0] = new Image(468,60);
		arImages[0].src = "/images/banners/club_magnify.gif";
		arImages[0].location = "/projects/index.html";

		arImages[1] = new Image(468,60);
		arImages[1].src = "/images/banners/join_now_applet.gif";
		arImages[1].location = "/auth/register";

		arImages[2] = new Image(468,60);
		arImages[2].src = "/images/banners/kids_hey_kids.gif";
		arImages[2].location = "/promo/index.html";

		arImages[3] = new Image(468,60);
		arImages[3].src = "/images/banners/teachers_tool.gif";
		arImages[3].location = "/promo/index.html";

	}
}

rotateBanners.prototype.Loadpage = function()
{
	imageNum = Math.round((arImages.length-1)*Math.random());
	imagesource = arImages[imageNum].src;
	imageUrl = arImages[imageNum].location;
	this.location = imageUrl;
	if (window.document.bannerad) {
	    window.document.bannerad.src = imagesource;
	}
}

rotateBanners.prototype.Changepage = function()
{
	location = this.location;
}