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) {
		home_over = newImage("images/home-over.jpg");
		feature_properties_over = newImage("images/feature_properties-over.jpg");
		links_over = newImage("images/links-over.jpg");
		mortgage_calculator_over = newImage("images/mortgage_calculator-over.jpg");
		buying_over = newImage("images/buying-over.jpg");
		selling_over = newImage("images/selling-over.jpg");
		home_evaluation_over = newImage("images/home_evaluation-over.jpg");
		vreb_newsletter_over = newImage("images/vreb_newsletter-over.jpg");
		drive_by_request_form_over = newImage("images/drive_by_request_form-over.jpg");
		about_deedrie_over = newImage("images/about_deedrie-over.jpg");
		testimonials_over = newImage("images/testimonials-over.jpg");
		contact_over = newImage("images/contact-over.jpg");
		preloadFlag = true;
	}
}