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(imageDir) {
	if (document.images) {
	
		var navDir = imageDir + "nav/";
		
		ultimate_discs_over = newImage(navDir + "ultimate-discs-over.gif");
		ultimate_bundles_over = newImage(navDir + "ultimate-bundles-over.gif");
		ultimate_accessories_over = newImage(navDir + "ultimate-accessories-over.gif");
		golf_innova_over = newImage(navDir + "golf-innova-over.gif");
		golf_discraft_over = newImage(navDir + "golf-discraft-over.gif");
		golf_millennium_over = newImage(navDir + "golf-millennium-over.gif");
		golf_bundles_over = newImage(navDir + "golf-bundles-over.gif");
		golf_bags_over = newImage(navDir + "golf-bags-over.gif");
		golf_targets_over = newImage(navDir + "golf-targets-over.gif");
		golf_accessories_over = newImage(navDir + "golf-accessories-over.gif");
		other_freestyle_over = newImage(navDir + "other-freestyle-over.gif");
		other_dog_over = newImage(navDir + "other-dog-over.gif");
		other_lighted_over = newImage(navDir + "other-lighted-over.gif");
		other_recreation_over = newImage(navDir + "other-recreation-over.gif");
		other_aerobies_over = newImage(navDir + "other-aerobies-over.gif");
		other_boomerangs_over = newImage(navDir + "other-boomerangs-over.gif");
		info_company_over = newImage(navDir + "info-company-over.gif");
		info_disc_sports_over = newImage(navDir + "info-disc-sports-over.gif");
		info_how_to_order_over = newImage(navDir + "info-how-to-order-over.gif");
		info_shipping_over = newImage(navDir + "info-shipping-over.gif");
		info_customer_service_over = newImage(navDir + "info-customer-service-over.gif");
		info_order_tracking_over = newImage(navDir + "info-order-tracking-over.gif");
		info_mailing_list_over = newImage(navDir + "info-mailing-list-over.gif");
		info_contact_over = newImage(navDir + "info-contact-over.gif");

		tell_me_more_over = newImage(imageDir + "home/tell-me-more-over.gif");

		preloadFlag = true;
	}
}