function fensterOeffnen(breite,hoehe,wert){
   var a=0;
   var links=(screen.availWidth - breite) / 2;
   var oben=(screen.availHeight - hoehe) / 2;

   path = "front_content.php?idcat=122&cmsImg="+wert;

   neuesFenster = window.open(path,"",'width='+breite+',height='+hoehe+',left='+links+',top='+oben+',resizable='+a+',scrollbars='+a);
   neuesFenster.focus();
}

function addBookmark(title,url) {
  /*if (window.sidebar)
  {
    window.sidebar.addPanel(title, url,"");
  }
  */

  if( document.all )
  {
    window.external.AddFavorite( url, title);
  }
  else
  {
   alert("Bitte die Tastenkombination STRG + D drücken");
  }
}


function imageSelect(pfad,pfadTn,id){

   for(r=0;r<bilderliste.length;r++){
      img = new Image();
      img.src = bilderliste[r];
      eval("document.images['img"+(r+1)+"'].src = '"+img.src+"'");
   }

   for(r=0;r<bilderliste.length;r++){

      if(document.getElementById("bildText_"+(r+1))){
          document.getElementById("bildText_"+(r+1)).style.display = "none";
          document.getElementById("bildText_"+(r+1)+"_s").style.display = "none";
          document.getElementById("img_"+(r+1)).style.backgroundImage = "url('images/spacer.gif')";
          document.getElementById("img_"+(r+1)).style.backgroundPosition = "0px 47px";
      }

   }

   for(r=0;r<bilderliste.length;r++){
      // document.getElementById("buttonLightbox_"+(r+1)).style.display = "none";
   }

   selectImg = id;

   /* img = new Image();
   img.src = pfad; */

   eval("document.images['img0'].src = imgG["+parseInt(id+1)+"].src");

   img = new Image();
   img.src = pfadTn;
   eval("document.images['img"+parseInt(id+1)+"'].src = '"+img.src+"'");

   if(document.getElementById("bildText_"+parseInt(id+1))){
      document.getElementById("bildText_"+parseInt(id+1)).style.display = "block";
      document.getElementById("bildText_"+parseInt(id+1)+"_s").style.display = "block";

      document.getElementById("img_"+parseInt(id+1)).style.backgroundImage = "url('images/blauer_balken.gif')";
      document.getElementById("img_"+parseInt(id+1)).style.backgroundPosition = "0px 47px";

      // document.getElementById("buttonLightbox_"+parseInt(id+1)).style.display = "block";
   }

}

var selectImg = 0;


function imageChangeBack(){
   for(r=0;r<bilderliste.length;r++){
       if(selectImg != r){
         img = new Image();
         img.src = bilderliste[r];
         eval("document.images['img"+(r+1)+"'].src = '"+img.src+"'");
         document.getElementById("img_"+(r+1)).style.backgroundImage = "url('images/spacer.gif')";
         document.getElementById("img_"+(r+1)).style.backgroundPosition = "0px 47px";
       }
   }
}

function imageChange(pfad,id){
   img = new Image();
   img.src = pfad;
   eval("document.images['img"+id+"'].src = '"+img.src+"'");

   document.getElementById("img_"+id).style.backgroundImage = "url('images/blauer_balken.gif')";
   document.getElementById("img_"+id).style.backgroundPosition = "0px 47px";
   // document.getElementById("img_"+id).style.backgroundColor = "#ffffff";
   document.getElementById("img_"+id).style.backgroundRepeat = "no-repeat";
}

var schritte = 0;

function imageForward(){
   schritte = schritte + 5;

   for(r=0;r<bilderliste.length;r++){
      document.getElementById("img_"+(r+1)).style.display = "none";
   }

   var g = 0;
   var s = 0;

   for(r=schritte;r<bilderliste.length;r++){
      g = g + 1;

      if(g < 6){
          document.getElementById("img_"+(r+1)).style.display = "block";
          s = s + 1;
      }

   }

   if(s == 5 & (schritte+6) < (bilderliste.length+1)){
       document.getElementById("weiter").style.display = "block";
   }else{
       document.getElementById("weiter").style.display = "none";
   }

   if(s > 0){
       document.getElementById("zurueck").style.display = "block";
   }
}

function imageBack(){
   schritte = schritte - 5;

   if(schritte > -1){

   for(r=0;r<bilderliste.length;r++){
      document.getElementById("img_"+(r+1)).style.display = "none";
   }

   var g = 0;


   for(r=schritte;r<bilderliste.length;r++){
      g = g + 1;

      if(g < 6){
          document.getElementById("img_"+(r+1)).style.display = "block";
      }

   }
       if(schritte == 0){
          document.getElementById("zurueck").style.display = "none";
          document.getElementById("weiter").style.display = "block";
       }else{
          document.getElementById("zurueck").style.display = "block";
          document.getElementById("weiter").style.display = "block";
       }

   }
}

function displayCatalog(wert){
   if(document.getElementById("kataloge")){

     if(wert == 1){

       if(document.kontaktform.Anfrage_4.checked == true){
           document.getElementById("kataloge").style.display = "block";
       }

       if(document.kontaktform.Anfrage_4.checked == false){
           document.getElementById("kataloge").style.display = "none";
       }

     }

     if(wert == 0){

       document.getElementById("kataloge").style.display = "none";

     }

   }
}