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) {
		navigation_01_over = newImage("images/navigation/navigation_01-over.gif");
		navigation_02_over = newImage("images/navigation/navigation_02-over.gif");
		navigation_03_over = newImage("images/navigation/navigation_03-over.gif");
		navigation_04_over = newImage("images/navigation/navigation_04-over.gif");
		navigation_05_over = newImage("images/navigation/navigation_05-over.gif");
		navigation_07_over = newImage("images/navigation/navigation_07-over.gif");
		preloadFlag = true;
	}
}

function lageplan() {
  window.open('lageplan.htm','Lageplan','width=700,height=510');
  window.open("http://maps.google.de/maps?f=q&hl=de&geocode=&q=Kurt-A.-K%C3%B6rber-Chaussee+27-31,+Hamburg&sll=53.490088,10.230846&sspn=0.039627,0.115356&ie=UTF8&ll=53.491033,10.198917&spn=0.009907,0.028839&z=15&iwloc=addr&om=1", "Google Map");
}