var browser=parseInt(navigator.appVersion.substring(0,1));
var active=0;

function DynamischeBilderLaden() {
  document.preloadArray = new Array();
  document.preloadArray[0] = new Image;
  document.preloadArray[0].src = "/img/gg/menu_entscheidung.gif";
  document.preloadArray[1] = new Image;
  document.preloadArray[1].src = "/img/gg/menu_entscheidung_a.gif";
  document.preloadArray[2] = new Image;
  document.preloadArray[2].src = "/img/gg/menu_planung.gif";
  document.preloadArray[3] = new Image;
  document.preloadArray[3].src = "/img/gg/menu_planung_a.gif";
  document.preloadArray[4] = new Image;
  document.preloadArray[4].src = "/img/gg/menu_finanzierung.gif";
  document.preloadArray[5] = new Image;
  document.preloadArray[5].src = "/img/gg/menu_finanzierung_a.gif";
  document.preloadArray[6] = new Image;
  document.preloadArray[6].src = "/img/gg/menu_standort.gif";
  document.preloadArray[7] = new Image;
  document.preloadArray[7].src = "/img/gg/menu_standort_a.gif";
  document.preloadArray[8] = new Image;
  document.preloadArray[8].src = "/img/gg/menu_amtswege.gif";
  document.preloadArray[9] = new Image;
  document.preloadArray[9].src = "/img/gg/menu_amtswege_a.gif";
}

function setdot(nr,highlow) {
  if (browser>=3){
    if (nr == 1) {
      if (highlow == 0) { document['bild1'].src = document.preloadArray[0].src; }
      else { document['bild1'].src = document.preloadArray[1].src; }
    } else if(nr == 2) {
      if (highlow == 0) { document['bild2'].src = document.preloadArray[2].src; }
      else { document['bild2'].src = document.preloadArray[3].src; }
    } else if(nr == 3) {
      if (highlow == 0) { document['bild3'].src = document.preloadArray[4].src; }
      else { document['bild3'].src = document.preloadArray[5].src; }
    } else if(nr == 4) {
      if (highlow == 0) { document['bild4'].src = document.preloadArray[6].src; }
      else { document['bild4'].src = document.preloadArray[7].src; }
    } else if(nr == 5) {
      if (highlow == 0) { document['bild5'].src = document.preloadArray[8].src; }
      else { document['bild5'].src = document.preloadArray[9].src; }
    }
  }
}

function swap(nr,highlow) {
  if (nr != active) { setdot(nr,highlow); }
}