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) {
		services_about_over = newImage("../images/services-about-over.png");
		services_products_over = newImage("../images/services-products-over.png");
		services_contact_over = newImage("../images/services-contact-over.png");
		coating_over = newImage("../images/coating-over.png");
		diecutting_over = newImage("../images/diecutting-over.png");
		finishing_over = newImage("../images/finishing-over.png");
		knife_over = newImage("../images/knife-over.png");
		servicesoptions_18_coating_over = newImage("../images/servicesoptions_18-coating_.png");
		servicesoptions_18_diecutting_over = newImage("../images/servicesoptions_18-diecutti.png");
		servicesoptions_18_finishing_over = newImage("../images/servicesoptions_18-finishin.png");
		servicesoptions_18_knife_over = newImage("../images/servicesoptions_18-knife_ov.png");
		laminating_over = newImage("../images/laminating-over.png");
		rerolling_over = newImage("../images/rerolling-over.png");
		slitting_over = newImage("../images/slitting-over.png");
		slotting_over = newImage("../images/slotting-over.png");
		services_other_over = newImage("../images/services-other-over.png");
		preloadFlag = true;
	}
}