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) {
		btn_newArrivals_over = newImage("/images/btn_newArrivals-over.jpg");
		btn_jewelry_over = newImage("/images/btn_jewelry-over.jpg");
		btn_coloredGems_over = newImage("/images/btn_coloredGems-over.jpg");
		btn_specialOccasions_over = newImage("/images/btn_specialOccasions-over.jpg");
		btn_giftEcards_over = newImage("/images/btn_giftEcards-over.jpg");
		btn_giftIdeas_over = newImage("/images/btn_giftIdeas-over.jpg");
		btn_extraValueItems_over = newImage("/images/btn_extraValueItems-over.jpg");
		preloadFlag = true;
	}
}