if ( parseInt(navigator.appVersion) >= 4 || navigator.appName == "Netscape") {
menu1_on = new Image();
menu1_on.src = "images/men_aktuelles_on.jpg";
menu1_off = new Image();
menu1_off.src = "images/men_aktuelles.jpg";
menu2_on = new Image();
menu2_on.src = "images/men_dieband_on.jpg";
menu2_off = new Image();
menu2_off.src = "images/men_dieband.jpg";
menu3_on = new Image();
menu3_on.src = "images/men_diemusiker_on.jpg";
menu3_off = new Image();
menu3_off.src = "images/men_diemusiker.jpg";
menu4_on = new Image();
menu4_on.src = "images/men_vocals_on.jpg";
menu4_off = new Image();
menu4_off.src = "images/men_vocals.jpg";
menu5_on = new Image();
menu5_on.src = "images/men_repertoire_on.jpg";
menu5_off = new Image();
menu5_off.src = "images/men_repertoire.jpg";
menu6_on = new Image();
menu6_on.src = "images/men_gaestebuch_on.jpg";
menu6_off = new Image();
menu6_off.src = "images/men_gaestebuch.jpg";
menu7_on = new Image();
menu7_on.src = "images/men_pressespiegel_on.jpg";
menu7_off = new Image();
menu7_off.src = "images/men_pressespiegel.jpg";
menu8_on = new Image();
menu8_on.src = "images/men_presseinfo_on.jpg";
menu8_off = new Image();
menu8_off.src = "images/men_presseinfo.jpg";
menu9_on = new Image();
menu9_on.src = "images/men_archiv_on.jpg";
menu9_off = new Image();
menu9_off.src = "images/men_archiv.jpg";
menu10_on = new Image();
menu10_on.src = "images/men_links_on.jpg";
menu10_off = new Image();
menu10_off.src = "images/men_links.jpg";
menu11_on = new Image();
menu11_on.src = "images/men_kontakt_on.jpg";
menu11_off = new Image();
menu11_off.src = "images/men_kontakt.jpg";
}

var ausgewaehlt="";
var highlighted="";

function doClick(buttonname)
{
   if ( parseInt(navigator.appVersion) >= 4 || navigator.appName == "Netscape")
   {
      bildOn = eval(buttonname + "_on.src");
      if (ausgewaehlt != "")
       {
        bildOff = eval(ausgewaehlt + "_off.src");
       }
      if (buttonname != ausgewaehlt) 
       {
         document[buttonname].src = bildOn;
         if (ausgewaehlt != "")
           {
            document[ausgewaehlt].src = bildOff;
           }
       }
       ausgewaehlt = buttonname;
   }
}

function knopf_on(buttonname)
{
   if ( parseInt(navigator.appVersion) >= 4 || navigator.appName == "Netscape")
   {
      bildOn = eval(buttonname + "_on.src");
      bildOff = eval(buttonname + "_off.src");
      if (buttonname != ausgewaehlt) 
       {
        document[buttonname].src = bildOn;
       }
      if (highlighted != ausgewaehlt && highlighted != buttonname) 
       {
        document[buttonname].src = bildOff;
       }
      highlighted = buttonname;
   }
}
function knopf_off(buttonname)
{
   if ( parseInt(navigator.appVersion) >= 4 || navigator.appName == "Netscape")
   {
     bildOff = eval(buttonname + "_off.src");
     if (highlighted != ausgewaehlt) 
       {
        document[buttonname].src = bildOff;
       }
     highlighted = ausgewaehlt;
   }
}