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) {
		hotel1_over = newImage("images/hotel1-over.jpg");
		restaurant1_over = newImage("images/restaurant1-over.jpg");
		zimmer1_over = newImage("images/zimmer1-over.jpg");
		preise1_over = newImage("images/preise1-over.jpg");
		umgebung1_over = newImage("images/umgebung1-over.jpg");
		angebote1_over = newImage("images/angebote1-over.jpg");
		kontakt1_over = newImage("images/kontakt1-over.jpg");
		anreise1_over = newImage("images/anreise1-over.jpg");
		preloadFlag = true;
	}
}