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

function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImagesLG() {
	if (document.images) {
		lgmap_06_over = newImage("/img/lgnord.gif");
		lgmap_01_over = newImage("/img/lgweserems.gif");
		lgmap_02_over = newImage("/img/lgost.gif");
		lgmap_03_over = newImage("/img/lgwest.gif");
		lgmap_04_over = newImage("/img/lgmitte.gif");
		lgmap_05_over = newImage("/img/lgsuedwest.gif");
		lgmap_07_over = newImage("/img/lgsued.gif");
		preloadFlag = true;
	}
}
function preloadImagesZK() {
	if (document.images) {
		zkmap_01_over = newImage("/img/zkgolden.gif");
		zkmap_02_over = newImage("/img/zkflatetc.gif");
		zkmap_03_over = newImage("/img/zklabrador.gif");
		zkmap_04_over = newImage("/img/headsonly.gif");
		preloadFlag = true;
	}
}