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) {
		map_loc_czd_over = newImage("/themes/czd/images/map-loc_czd_over.gif");
		map_loc_nt_over = newImage("/themes/czd/images/map-loc_nt_over.gif");
		map_loc_mpl_over = newImage("/themes/czd/images/map-loc_mpl_over.gif");
		loc_mpl_over = newImage("/themes/czd/images/loc_mpl-over.gif");
		loc_nt_over = newImage("/themes/czd/images/loc_nt-over.gif");
		loc_czd_over = newImage("/themes/czd/images/loc_czd-over.gif");
		preloadFlag = true;
	}
}

if (isJsEnabled()) {
	addLoadEvent(preloadImages);
}