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) {
		dun_over = newImage("images/toy_icons/dunstan.gif");
		del_over = newImage("images/toy_icons/delilah.gif");
		dar_over = newImage("images/toy_icons/darwin.gif");
		des_over = newImage("images/toy_icons/destiny.gif");
		dor_over = newImage("images/toy_icons/dorric.gif");
		dex_over = newImage("images/toy_icons/dexter.gif");
		dav_over = newImage("images/toy_icons/dave.gif");
		theatre_over = newImage("images/toy_icons/theatre.gif");
		home_over = newImage("images/toy_nav/home-over.gif");
		customers_over = newImage("images/toy_nav/customers-over.gif");
		press_over = newImage("images/toy_nav/press-over.gif");
		cart_over = newImage("images/toy_nav/cart-over.gif");
		art_over = newImage("images/toy_nav/art-over.gif");
		coming_over = newImage("images/toy_nav/coming-over.gif");
		toy_prev_over = newImage("images/toy_prev-over.gif");
		toy_next_over = newImage("images/toy_next-over.gif");
		preloadFlag = true;
	}
}