function popUp(URL) {
window.open(URL,'', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=920,height=600');
}

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) {
		roman_over = newImage("imagesen/roman-over.gif");
		magyar_over = newImage("imagesen/magyar-over.gif");
		home_over = newImage("imagesen/home-over.gif");
		aboutus_over = newImage("imagesen/aboutus-over.gif");
		accomodation_over = newImage("imagesen/accomodation-over.gif");
		kepgaleria_over = newImage("imagesen/kepgaleria-over.gif");
		surround_over = newImage("imagesen/surround-over.gif");
		attraction_over = newImage("imagesen/attraction-over.gif");
		map_over = newImage("imagesen/map-over.gif");
		contactus_over = newImage("imagesen/contactus-over.gif");
		home_lent_over = newImage("imagesen/home_lent-over.gif");
		about_lent_over = newImage("imagesen/about_lent-over.gif");
		acc_lent_over = newImage("imagesen/acc_lent-over.gif");
		photo_lent_over = newImage("imagesen/photo_lent-over.gif");
		sur_lent_over = newImage("imagesen/sur_lent-over.gif");
		attr_lent_over = newImage("imagesen/attr_lent-over.gif");
		map_lent_over = newImage("imagesen/map_lent-over.gif");
		cont_lent_over = newImage("imagesen/cont_lent-over.gif");
		preloadFlag = true;
	}
}