var agt=navigator.userAgent.toLowerCase();

var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) && (agt.indexOf('webtv')==-1));

var explorer = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
var safari = (agt.indexOf("safari") != -1);

var breiteAuswahl = 1000;
var hoeheAuswahl = 700;

if (safari) {
  hoeheAuswahl = 750;
}
else if (explorer) {
  hoeheAuswahl = 720;
}

var breitetotal = screen.availWidth;
var hoehetotal = screen.availHeight;
var AuswahlPosx = (breitetotal-breiteAuswahl)/2;
var AuswahlPosy = (hoehetotal-hoeheAuswahl)/2;
var posX = 0;
var posY = 0;

function pengBum() {
  parent.window.moveTo(posX,posY);
  if (is_nav) {
    breite = (parseInt(breitetotal))-16;
    hoehe = (parseInt(hoehetotal))-156;
  } else {
    breite = (parseInt(screen.width));
    hoehe = (parseInt(screen.height)-28);
  }
  parent.window.resizeTo(breite,hoehe);
}

function openEsepe() {
  esepe = window.open('','esepe','toolbar=1,status=0,scrollbars=0,resizable=0,width='+breiteAuswahl+',height='+hoeheAuswahl+',left='+AuswahlPosx+',top='+AuswahlPosy);
  esepe.focus();
}

function swapImage() { 
  var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.swapImgData;
  for (i=0; i < (swapImage.arguments.length-2); i+=3) {
    objStr = swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = swapImage.arguments[i+2];
  } }
  document.swapImgData = swapArray; //used for restore
}

function preloadImages() { 
  if (document.images) {
    var imgFiles = preloadImages.arguments;
    var preloadArray = new Array();
    for (var i=0; i<imgFiles.length; i++) {
      preloadArray[i] = new Image;
      preloadArray[i].src = imgFiles[i];
    }
  }
}