var roller = 0;
var browser_ver = "Unknown";
browser_ver = navigator.userAgent;

var picorig = "";

if (browser_ver.indexOf("Mozilla/3") != -1) roller = "1";
else if (browser_ver.indexOf("Mozilla/4") != -1) roller = "1";


function pon(picnr)
{
if (roller == "1")
  {
pics = document[picnr].src;
picorig = pics;
picsneu = pics.replace(/_off\.gif/,"_on\.gif");
picsneu = picsneu.replace(/nav\/[a-z][a-z]/,"nav\/");
document[picnr].src=picsneu;
  }
}


function poff(picnr)
{
if (roller == "1")
  {
	document[picnr].src=picorig;
  }
}



// Übergabe: Bildurl, Bildname
function mon(picurl,picnr)
{
if (roller == "1")
  {
	document[picnr].src=picurl+"_on.gif";
  }
}


// Übergabe: Bildurl, Bildname
function moff(picurl,picnr)
{
if (roller == "1")
  {
	document[picnr].src=picurl+"_off.gif";
  }
}

// TitelNav: Go-Button
function butnav(kat) 
{
	if (kat == "LAND") {top.location.href=document.list.WG_LAND_List.options[document.list.WG_LAND_List.selectedIndex].value;}
	if (kat == "REGION") {top.location.href=document.list.WG_REGION_List.options[document.list.WG_REGION_List.selectedIndex].value;}
	if (kat == "STADT") {top.location.href=document.list.WG_STADT_List.options[document.list.WG_STADT_List.selectedIndex].value;}
	if (kat == "RUBRIK") {top.location.href=document.list.SP_RUBRIK_List.options[document.list.SP_RUBRIK_List.selectedIndex].value;}
	if (kat == "SENDER") {top.location.href=document.list.TV_SENDER_List.options[document.list.TV_SENDER_List.selectedIndex].value;}
	if (kat == "DATUM") {top.location.href=document.list.TV_DATUM_List.options[document.list.TV_DATUM_List.selectedIndex].value;}
	if (kat == "JAHRGANG") {top.location.href=document.list.AR_JAHRGANG_List.options[document.list.AR_JAHRGANG_List.selectedIndex].value;}
	if (kat == "AUSGABE") {top.location.href=document.list.AR_AUSGABE_List.options[document.list.AR_AUSGABE_List.selectedIndex].value;}
	if (kat == "PANO") {top.location.href=document.list.CC_PANO_List.options[document.list.CC_PANO_List.selectedIndex].value;}
}

// ContentNav: Go-Button
function gonav(kat) 
{
	if (kat == "PANO") {top.location.href=document.liste.CC_PANO_liste.options[document.liste.CC_PANO_liste.selectedIndex].value;}
	if (kat == "DIA") {top.location.href=document.liste.CC_DIA_liste.options[document.liste.CC_DIA_liste.selectedIndex].value;}
}