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

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

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_over = newImage("/images/rdmarket_home_over.gif");
		product_lines_over = newImage("/images/rdmarket_product_lines_over.gif");
		request_info_over = newImage("/images/rdmarket_request_info_over.gif");
		contact_us_over = newImage("/images/rdmarket_contact_us_over.gif");
		news_updates_over = newImage("/images/rdmarket_news_updates_over.gif");
		preloadFlag = true;
	}
}