function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		webowner_over = newImage("images/webowner-over.gif");
		advertiser_over = newImage("images/advertiser-over.gif");
		blogger_over = newImage("images/blogger-over.gif");
  signAdvertiser = newImage("img/signAdvertiser.jpg");
  signAdvertiser_over = newImage("img/signAdvertiserUp.jpg");
  signAffiliate = newImage("img/signAffiliate.jpg");
  signAffiliater_over = newImage("img/signAffiliateUp.jpg");
  signBlogger = newImage("img/signBlogger.jpg");
  signBlogger_over = newImage("img/signBloggerUp.jpg");
		preloadFlag = true;
	}
}