// Liefert 1 von 3 unterschiedlichen Browser-DHTML-Unterstützungen **********************
function getBrowser()
{
  if (document.layers) return ("NS4")
  else if (!document.all && document.getElementById) return ("Moz")
       else if (document.all && !document.getElementById) return ("IE4");
            else if (document.all && document.getElementById) return ("IE5");
                 else return "Moz"; //nur getElementById entspricht den W3C-Konventionen
}


// Ermittelt Browser anhand der Version *************************************************
function getBrowserVersion ()
{
  var Browser;
  Browser ="";
  if (navigator.appName.indexOf ("Netscape") >= 0)//Netscape und Mozilla
  {
    if (navigator.appVersion.substring(0,1) == "3") //Netscape 3.x
      Browser = "NS3";
    else if (navigator.appVersion.substring(0,1) == "4") //Netscape 4.x
      Browser = "NS4";
    else if (navigator.appVersion.substring(0,1) == "5")  //Mozilla, Netscape 6.x
      Browser = "Moz";
    else
      Browser = "NSx";
  }
  else
  {
    if (navigator.appName.indexOf ("Microsoft Internet Explorer") >= 0) // Internet Explorer
    {
      if (navigator.appVersion.indexOf ("MSIE 4") >= 0)
        Browser = "IE4";
      else if (navigator.appVersion.indexOf ("MSIE 5") >= 0)
        Browser = "IE5";
      else if (navigator.appVersion.indexOf ("MSIE 6") >= 0)
        Browser = "IE6";
      else
        Browser = "IEx";
    }
    else // alle anderen
    {
     Browser = "x"
    }
  }
  return (Browser);
}