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) {
		index_08_over = newImage("lib/szukaj_on.jpg");
		index_12_over = newImage("lib/dodaj_on.jpg");
		index_14_over = newImage("lib/cennik_on.jpg");
		index_16_over = newImage("lib/kontakt_on.jpg");
		preloadFlag = true;
	}
}

function selecturl(s) {
	var gourl = s.options[s.selectedIndex].value;	window.top.location.href = gourl;
}