var ns=navigator.appName.indexOf('Netscape')!=-1;

if(ns){
    if(parseInt(navigator.appVersion)==4) onresize=function(){location.reload();};
}

if(top!=self) {
  top.location=self.location;
  }


function on(imgsrc) { document[imgsrc].src = "../img/subnavs-" + imgsrc + "-on.gif"; }
function off(imgsrc) { document[imgsrc].src = "../img/subnavs-"+ imgsrc +"-off.gif"; } 

function non(imgsrc) { document[imgsrc].src = "../img/navigation-" + imgsrc + "-on.gif"; }
function noff(imgsrc) { document[imgsrc].src = "../img/navigation-"+ imgsrc +"-off.gif"; } 

function lon(imgsrc) { document[imgsrc].src = "../img/link-" + imgsrc + "-on.gif"; }
function loff(imgsrc) { document[imgsrc].src = "../img/link-"+ imgsrc +"-off.gif"; } 


function preloader() {
  ueberuns_on = new Image();
  ueberuns_on.src = "../img/navigation-ueberuns-on.gif";
  zentrum_on = new Image();
  zentrum_on.src = "../img/navigation-zentrum-on.gif";
  konzept_on = new Image();
  konzept_on.src = "../img/navigation-konzept-on.gif";
  programm_on = new Image();
  programm_on.src = "../img/navigation-programm-on.gif";
  vorschau_on = new Image();
  vorschau_on.src = "../img/navigation-vorschau-on.gif";
  kontakt_on = new Image();
  kontakt_on.src = "../img/navigation-kontakt-on.gif";
}


function konzeptpreloader() {
  daskonzept_on = new Image();
  daskonzept_on.src = "../img/subnavs-daskonzept-on.gif";
  instrumente_on = new Image();
  instrumente_on.src = "../img/subnavs-instrumente-on.gif";
  lobedentanz_on = new Image();
  lobedentanz_on.src = "../img/subnavs-lobedentanz-on.gif";
}

function zentrumpreloader() {
  daszentrum_on = new Image();
  daszentrum_on.src = "../img/subnavs-daszentrum-on.gif";
  vermietung_on = new Image();
  vermietung_on.src = "../img/subnavs-vermietung-on.gif";
  eifellinks_on = new Image();
  eifellinks_on.src = "../img/subnavs-eifellinks-on.gif";
}

function programmpreloader() {
  gruppenseminare_on = new Image();
  gruppenseminare_on.src = "../img/subnavs-gruppenseminare-on.gif";
  themenseminare_on = new Image();
  themenseminare_on.src = "../img/subnavs-themenseminare-on.gif";
  download_on = new Image();
  download_on.src = "../img/subnavs-download-on.gif";
}

function vorschaupreloader() {
  visionen_on = new Image();
  visionen_on.src = "../img/subnavs-visionen-on.gif";
  ideen_on = new Image();
  ideen_on.src = "../img/subnavs-ideen-on.gif";
  projekte_on = new Image();
  projekte_on.src = "../img/subnavs-projekte-on.gif";
}

function kontaktpreloader() {
  anfahrtsskizze_on = new Image();
  anfahrtsskizze_on.src = "../img/subnavs-anfahrtsskizze-on.gif";
  impressum_on = new Image();
  impressum_on.src = "../img/subnavs-impressum-on.gif";
}

function blowmeup() {
  var px=screen.availWidth;
  var py=screen.availHeight;
  if (px>800) {
    if (parseInt(navigator.appVersion)>3) {
      if (navigator.appName=="Netscape") {
        top.innerWidth=824;
        top.innerHeight=700;
      }
      if (navigator.appName=="Microsoft Internet Explorer") {
        top.resizeTo(829,740);
      }
      else top.resizeTo(824,700);
    }
    self.moveTo(((px-800)/2),((py-py/1.2)/2));
  }
  else if (px<=800) {
    if (parseInt(navigator.appVersion)>3) {
      if (navigator.appName=="Netscape") {
        top.innerWidth=800;
        top.innerHeight=560;
      }
      else top.resizeTo(800,560);
    }
    self.moveTo(((px-800)/2),((py-py/1.2)/2));
  }
}

function blowmeaway() {
  var px=screen.availWidth;
  var py=screen.availHeight;
  if (px>800) {
    if (parseInt(navigator.appVersion)>3) {
      if (navigator.appName=="Netscape") {
        top.innerWidth=823;
        top.innerHeight=700;
      }
      if (navigator.appName=="Microsoft Internet Explorer") {
        top.resizeTo(830,740);
      }
      else top.resizeTo(823,700);
    }
    self.moveTo(((px-815)/2),((py-py/1.2)/2));
  }
  else if (px<=800) {
    if (parseInt(navigator.appVersion)>3) {
      if (navigator.appName=="Netscape") {
        top.innerWidth=800;
        top.innerHeight=560;
      }
      else top.resizeTo(800,560);
    }
    self.moveTo(((px-777)/2),((py-py/1.2)/2));
  }
}


function enter(url, name, width, height, addx, addy) {
  var px=(screen.availWidth-width)/2+addx;
  var py=(screen.availHeight-height)/2+addy;

  popupWin = window.open(url, name, ',width=' + width + ',height=' + height + ',left=' + px + ',top=' + py)
}


function ieblur(x) {
  if (navigator.appName == 'Microsoft Internet Explorer')
  x.blur();
  }
  
function blink( targetId ){
  if (document.getElementById){
    target = document.getElementById( targetId );
    if (target.style.display == "none") {
      target.style.display = "";
    } else {
      target.style.display = "none";
    }
  }
}