/*
Mark W. - Navigational Preload Script
Javascript function to preload images for top navigation
*/

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("{$ImagesDir}/nav/Home-over.gif");
		Specials_over = newImage("{$ImagesDir}/nav/Specials-over.gif");
		Rewards_over = newImage("{$ImagesDir}/nav/Rewards-over.gif");
		Help_over = newImage("{$ImagesDir}/nav/Help-over.gif");
		FAQS_over = newImage("{$ImagesDir}/nav/FAQS-over.gif");
		Site_Map_over = newImage("{$ImagesDir}/nav/Site-Map-over.gif");
		Shipping_over = newImage("{$ImagesDir}/nav/Shipping-over.gif");
		Check_Out_over = newImage("{$ImagesDir}/nav/Check-Out-over.gif");
		preloadFlag = true;
	}
}