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) {
		temp_about_over = newImage("/files/temp_about-over.gif");
		temp_requestquote_over = newImage("/files/temp_requestquote-over.gif");
		temp_products_over = newImage("/files/temp_products-over.gif");
		temp_warranty_over = newImage("/files/temp_warranty-over.gif");
		temp_news_over = newImage("/files/temp_news-over.gif");
		temp_contact_over = newImage("/files/temp_contact-over.gif");
		preloadFlag = true;
	}
}