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) {
		metamenue_01_over = newImage("media/navi/ger/metamenue_01-over.gif");
		metamenue_02_over = newImage("media/navi/ger/metamenue_02-over.gif");
		mainnavi_01_over = newImage("media/mainnavi/ger/mainnavi_01-over.gif");
		mainnavi_02_over = newImage("media/mainnavi/ger/mainnavi_02-over.gif");
		mainnavi_03_over = newImage("media/mainnavi/ger/mainnavi_03-over.gif");
		mainnavi_04_over = newImage("media/mainnavi/ger/mainnavi_04-over.gif");
		mainnavi_05_over = newImage("media/mainnavi/ger/mainnavi_05-over.gif");
		mainnavi_06_over = newImage("media/mainnavi/ger/mainnavi_06-over.gif");
		mainnavi_02_admin = newImage("media/mainnavi/admin/mainnavi_02-over.gif");
		mainnavi_03_admin = newImage("media/mainnavi/admin/mainnavi_03-over.gif");
		mainnavi_04_admin = newImage("media/mainnavi/admin/mainnavi_04-over.gif");
		mainnavi_05_admin = newImage("media/mainnavi/admin/mainnavi_05-over.gif");
		preloadFlag = true;
	}
}
function wopen(link,wi,he) {
      wincom = window.open(link ,"fenster","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width="+wi+",height="+he);
      wincom.focus() ;
}