var nn5;
nn5 = document.layers ? true : false;
var ie5;
ie5 = document.getElementById ? true : false;

var label = new Array("produkte","service","aktuelles","kontakt","unternehmen");

function zera() {
	for (i=0;i<label.length;i++){
		var lay =label[i]+"_lay";
		if (ie5)	{
			document.getElementById(lay).style.visibility = "hidden";
		}
		else if (nn5){
			document.layers[lay].visibility = "hidden";			
		}
	}
}

function muda(lay){
	zera();
	if (ie5)	{
		document.getElementById(lay+"_lay").style.visibility = "visible";
	}
	else if (nn5){
		document.layers[lay+"_lay"].visibility = "visible";			
	}
}



function MM_displayStatusMsg(msgStr)  { 
	status=msgStr; document.MM_returnValue = true;
}

function MM_findObj(n, d) { 
  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); return x;
}

function MM_swapImage() { 
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; muda(a[0]);for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_swapImgRestore() { 
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
  status='';
}

function MM_preloadImages() { 
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}