function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		image_01_over = newImage("http://www.septemthillis.sk/bilder/menu-lft-hover.jpg");
		image_02_over = newImage("http://www.septemthillis.sk/bilder/menu-midd-hover.jpg");
		image_03_over = newImage("http://www.septemthillis.sk/bilder/menu-rig-hover.jpg");
		preloadFlag = true;
	}
}