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) {
		feature_properties_over = newImage("images/feature_properties-over.jpg");
		home_search_over = newImage("images/home_search-over.jpg");
		search_mls_over = newImage("images/search_mls-over.jpg");
		id24_7_emails_over = newImage("images/24_7_emails-over.jpg");
		check_new_listings_over = newImage("images/check_new_listings-over.jpg");
		home_evaluation_over = newImage("images/home_evaluation-over.jpg");
		selling_over = newImage("images/selling-over.jpg");
		mortgage_calculator_over = newImage("images/mortgage_calculator-over.jpg");
		links_over = newImage("images/links-over.jpg");
		newsletter_over = newImage("images/newsletter-over.jpg");
		preloadFlag = true;
	}
}