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_page_over = newImage("http://discount-table-linen.com/images/home-page-over.jpg");
		about_us_over = newImage("http://discount-table-linen.com/images/about-us-over.jpg");
		linen_over = newImage("http://discount-table-linen.com/images/linen-over.jpg");
		offers_over = newImage("http://discount-table-linen.com/images/offers-over.jpg");
		support_over = newImage("http://discount-table-linen.com/images/support-over.jpg");
		contact_over = newImage("http://discount-table-linen.com/images/contact-over.jpg");
		preloadFlag = true;
	}
}