var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		pre_hotel_Over = newImage('imgs/mainnav/hotel_Over.jpg');
		pre_restaurant_Over = newImage('imgs/mainnav/restaurant_Over.jpg');
		pre_seminare_Over = newImage('imgs/mainnav/seminare_Over.jpg');
		pre_zimmer_Over = newImage('imgs/mainnav/zimmer_Over.jpg');
		pre_kontakt_Over = newImage('imgs/mainnav/kontakt_Over.jpg');
		preloadFlag = true;
	}
}