var n,ie,DOM,ebene,i,j,language;
n = (document.layers) ? 1:0
ie = (document.all) ? 1:0
DOM = (document.getElementById) ? 1:0

ImagePfeilBlau = new Image(); ImagePfeilBlau.src = "../../bilder/pfeil_blau2.gif";
ImagePfeilGelb = new Image(); ImagePfeilGelb.src = "../../bilder/pfeil_gelb2.gif";

themaNeu=(window.location.search);
if (themaNeu != "") {thema = themaNeu.replace("?","");
//  parent.head.thema = thema;
}

//if (parent.window.name!="GB" && parent.window.name!="D" && parent.window.name!="F"){parent.window.name="GB"};
var x=0;
for (i=0;i<AlleSprachen.length;i++){
//  alert(AlleSprachen[i]);
  if (parent.window.name==AlleSprachen[i]){x=x+1};
  }
if (x==0){parent.window.name="GB"};
x=0;


language = parent.window.name;

// AlleSprachen = new Array("GB","D","F");

function EbenenZu() {
  for (i=0;i<AlleThemen.length;i++){
    ebene="Bild"+AlleThemen[i];LayerHide(ebene);
    for (j=0;j<AlleSprachen.length;j++){
//      alert(AlleThemen[i]);
      ebene="Text"+AlleThemen[i]+AlleSprachen[j];LayerHide(ebene);
    }
  }
}

function LayerHide(ebene){
//alert(ebene);
if (n) {document.layers[ebene].visibility = "hide";};
if (ie) {document.all[ebene].style.visibility = "hidden";};
if (DOM) {document.getElementById(ebene).style.visibility = "hidden";};
}

function LayerShow(ebene){
//alert(ebene);
if (n) {document.layers[ebene].visibility = "show";};
if (ie) {document.all[ebene].style.visibility = "visible";};
if (DOM) {document.getElementById(ebene).style.visibility = "visible";};
}

function EbeneZeigen() {
//language = parent.window.name;
//var thema = parent.head.thema;
var TextEbene = "Text" + thema + language;
var BildEbene = "Bild" + thema;
EbenenZu();
LayerShow(BildEbene);
LayerShow(TextEbene);
}

function LanginfoZeigen() {
//language = parent.window.name;
//var thema = parent.head.thema;
var TextEbene = "Langinfo" + language;
for (j=0;j<AlleSprachen.length;j++){
  ebene="Langinfo"+AlleSprachen[j];LayerHide(ebene);}
LayerShow(TextEbene);
}

function StationZeigen(Datei){
window.open(Datei,"Station","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,height=400,width=660,left=0,top=0");
}

function LanguageSetzen(lang) {parent.window.name = lang; language=lang;}

function ThemaSetzen(themaNeu) {
  //parent.head.thema = thema;
  thema=themaNeu}

function zweiFrames(URL1,F1,URL2,F2)
     {
      parent.frames[F1].location.href=URL1;
      parent.frames[F2].location.href=URL2;
     }

function SetCookie (name, value) {  
  var expires = new Date (); 
  expires.setTime(expires.getTime() + (10 * 60 * 1000)); 

  document.cookie = name + "=" + value  +  
  "; expires=" + expires.toGMTString() + 
  "; path=/database/" +
  "; domain=www.etn-net.org";
} 

function PfeilBlau(nr){
//if (document.layers){alert(document.layers.length);};
//if (! document.images["Pfeil" + language + nr]) return;
  if (ie){document.images["Pfeil" + nr].src = ImagePfeilBlau.src;}
  if (n){document.layers["Layer0"].document.images["Pfeil" + nr].src = ImagePfeilBlau.src;}
  if (DOM){document.getElementById("Pfeil" + nr).src = ImagePfeilBlau.src;}
}

function PfeilGelb(nr){
//  if (! document.images["Pfeil" + language + nr]) return;
  if (ie){document.images["Pfeil" + nr].src = ImagePfeilGelb.src;}
  if (n){document.layers["Layer0"].document.images["Pfeil" + nr].src = ImagePfeilGelb.src;}
  if (DOM){document.getElementById("Pfeil" + nr).src = ImagePfeilGelb.src;}
}