function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
var dsN4=document.layers;
function AE(event,mt){ // v1.0 4LevelWebs
 this[event]=mt;if(dsN4){this.captureEvents(Event[event.substr(2,event.length).toUpperCase()])}}function RE(event){
 this[event]=null;if(dsN4){this.releaseEvents(Event[event.substr(2,event.length).toUpperCase()])}}
 function FN(){if(dsN4){history.go(0)}}var dsCC=null;var dsDL=false;function OS(i){
 var e,q,pp=(!dsN4)?"px":"";if((e=MM_findObj(i))!=null){q=(document.layers)?e:e.style}
 e.gT=function(){return parseInt(q.top+pp)||0};e.sT=function(y){q.top=y+pp};
 e.gH=function(){return dsN4?e.document.height:e.offsetHeight};
 e.gC=function(){return dsN4?e.clip.height:e.offsetHeight};
 e.AE=AE;e.RE=RE;return e;}function GM(e){return document.all?event.clientY:e.pageY;
}
function dsSC(s,d,t,a,b,c,e,m){ // v1.0 4LevelWebs
 var mu='onmouseup',md='onmousedown',mo='onmouseout';
 sT=null;sS=s;dH=d;tH=t;tO=OS(a);uO=OS(b);dO=OS(c);gO=OS(e);
 cM=OS(m);tT=gO.gT();tL=tH-dH;tB=tT+tL;cH=cM.gC();tO.AE(md,SJ);
 uO.AE(md,function(){SC(sS);return false});uO.AE(mu,SS);uO.AE(mo,SS);
 dO.AE(md,function(){SC(-sS);return false});dO.AE(mu,SS);dO.AE(mo,SS);
 gO.AE(md,SD);gO.AE('ondragstart',function(){return false});dsDL=true;LC(dsvNm);
 }function LC(n){if(!dsDL)return;if(dsCC!=null){cOb.sT(0);cOb.hV()}
 cOb=OS(n,'dsvContainer');cHt=cOb.gH();cLt=cHt-cH;sLt=tL/cLt;gO.sT(tT);
}
function SD(e){ // v1.0 4LevelWebs
dSM=GM(e);dSO=gO.gT();document.AE("onmousemove",DG);document.AE("onmouseup",PD);
 return false}function cT(){clearTimeout(sT)}function PD(){document.RE("onmousemove");document.RE("onmouseup")}
 function DG(e){var m=GM(e),d=m-dSM,x =dSO+d,d=(x<tT)?tT:(x>tB)?tB:x;gO.sT(d);var c=-(d-tT)*(1/sLt);cOb.sT(c);
 return false}function SC(s){cT();var c=cOb.gT()+s,d=tT-Math.round(cOb.gT()*(tL/cLt));if(c>0){c=0}else{
 if(c<-cLt){c=-cLt}}if(d<tT){d=tT}else{if(d>tB){d=tB}}cOb.sT(c);gO.sT(d);sT=setTimeout("SC("+s+")",25)}
 function SS(){cT();sT=null}function SJ(e){cT();var m=GM(e),x=m-(dH/2),d=(x<tT)?tT:(x>tB)?tB:x;
 gO.sT(d);var c=-(d-tT)*(1/sLt);cOb.sT(c);return false;
}
document.AE=AE;document.RE=RE,dsvNm="dsvContent1";




function unmarkSubnavi(){
	$('service').childElements('a').each(function(n){
   Element.removeClassName(n,'current')
 });
	
$('standort').childElements('a').each(function(n){
    Element.removeClassName(n,'current')
 });

$('fachbereich').childElements('a').each(function(n){
   Element.removeClassName(n,'current')
 }); 

}


function markSubnavi (content_id){
	//$('service').childElements('a').setStyle({backgroundPosition: '0 -23px'});
	
	 	
unmarkSubnavi();

var wer;
switch (content_id) {
  case "standort_layer":
    wer = "standort";
    break;
  case "fachbereich_layer":
    wer = "fachbereich";
    break;
  case "service_layer":
     wer = "service";
    break;
  default:
    break;
}
if (wer){
$(wer).childElements('a').each(function(n){
  Element.addClassName(n,'current')
 }); 

}

	
	
}


function show_scrolllayer(content_id, scroller_off)

{
	
	markSubnavi(content_id);
	
	if(scroller_off)
	{
		document.getElementById('dsvUp').style.visibility = 'hidden';
		document.getElementById('dsvDown').style.visibility = 'hidden';
		document.getElementById('dsvTrack').style.visibility = 'hidden';
		document.getElementById('dsvDrag').style.visibility = 'hidden';
	}
	else
	{
		document.getElementById('dsvUp').style.visibility = 'visible';
		document.getElementById('dsvDown').style.visibility = 'visible';
		document.getElementById('dsvTrack').style.visibility = 'visible';
		document.getElementById('dsvDrag').style.visibility = 'visible';
	}
	
	if(document.getElementById(content_id))
	{
		var content = document.getElementById(content_id).innerHTML;
		document.getElementById('dsvContent1').innerHTML = content;
	}
	
	document.getElementById('dsvContent1').style.top = '0px';
	document.getElementById('dsvDrag').style.top = '0px';
	//dsSC(7,60,240,'dsvTrack','dsvUp','dsvDown','dsvDrag','dsvContainer');
	dsSC(7,15,260,'dsvTrack','dsvUp','dsvDown','dsvDrag','dsvContainer');
	document.getElementById('layer2').style.visibility = 'visible';
}
function hide_scrolllayer()
{
	
	unmarkSubnavi();
	
	document.getElementById('layer2').style.visibility = 'hidden';
	document.getElementById('dsvUp').style.visibility = 'hidden';
	document.getElementById('dsvDown').style.visibility = 'hidden';
	document.getElementById('dsvTrack').style.visibility = 'hidden';
	document.getElementById('dsvDrag').style.visibility = 'hidden';
}