// JavaScript Document
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) {
		nav_dairy_over = newImage("graphics/nav/nav_dairy_over.gif");
		nav_breads_over = newImage("graphics/nav/nav_breads_over.gif");
		nav_breads_over = newImage("graphics/nav/nav_meats_over.gif");
		nav_meats_over = newImage("graphics/nav/nav_beverages_over.gif");
		nav_meals_over = newImage("graphics/nav/nav_meals_over.gif");
		nav_desserts_over = newImage("graphics/nav/nav_desserts_over.gif");
		nav_hom_over = newImage("graphics/nav/nav_home_over.gif");
		
		//nav-dairy-off = newImage("graphics/nav/nav-dairy-off.jpg");
		//nav-breads-off = newImage("graphics/nav/nav-breads-off.jpg");
		//nav-breads-off = newImage("graphics/nav/nav-meats-off.jpg");
		//nav-meats-off = newImage("graphics/nav/nav-beverages-off.jpg");
		//nav-meals-off = newImage("graphics/nav/nav-meals-off.jpg");
		//nav-desserts-off = newImage("graphics/nav/nav-desserts-off.jpg");
		//nav-hom-off = newImage("graphics/nav/nav-home-off.jpg");
		
		preloadFlag = true;
	}
}