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) {
		menu_home_over = newImage("../images/menu_home-over.gif");
		menu_collection_over = newImage("../images/menu_collection-over.gif");
		menu_info_over = newImage("../images/menu_info-over.gif");
		menu_weblog_over = newImage("../images/menu_weblog-over.gif");
		menu_home_over = newImage("../images/menu-home-over.gif");
		menu_info_over = newImage("../images/menu-info-over.gif");
		menu_cliant_over = newImage("../images/menu-cliant-over.gif");
		menu_weblog_over = newImage("../images/menu-weblog-over.gif");
		menu2_lalu_over = newImage("../images/menu2-lalu-over.gif");
		menu2_kammer_over = newImage("../images/menu2-kammer-over.gif");
		menu2_webshop_over = newImage("../images/menu2-webshop-over.gif");
		preloadFlag = true;
	}
}