var DHTML = 0, DOM = 0, MOZ = 0, MS = 0, NS = 0, OP = 0,zeigen="show",verstecken="hide",ibereich="aus", px = "";

if (window.opera) {OP = 1;}
if (document.getElementById) {DHTML = 1;DOM = 1;zeigen="visible",verstecken="hidden"}
if (document.all && !OP) {DHTML = 1;MS = 1;zeigen="visible",verstecken="hidden"}
if (document.layers && !OP) {DHTML = 1;NS = 1;}

// browserspeziefische objekte
function mylayer(wert){
	if (NS){return document.layers[wert];}
	if (MS){return document.all[wert].style;px = "px";}
	if (OP){return document.all[wert].style;}
	if (DOM){return document.getElementById(wert).style;}
}
function myform(wert){
	if (NS){return document.layers[wert].document;}
	if (MS){return document;}
	if (OP){return document;}
	if (DOM){return document;}
}

function menue_rein(){
	mylayer('divMenue').visibility = verstecken;
	mylayer('divTrigger').visibility = zeigen;
}

function menue_raus(){
	mylayer('divTrigger').visibility = verstecken;
	mylayer('divMenue').visibility = zeigen;
}