if ( parseInt(navigator.appVersion) >= 4 || navigator.appName == "Netscape") {
hall_on = new Image();
hall_on.src = "images/men_hall_on.gif";
hall_off = new Image();
hall_off.src = "images/men_hall.gif";
absam_on = new Image();
absam_on.src = "images/men_absam_on.gif";
absam_off = new Image();
absam_off.src = "images/men_absam.gif";
mils_on = new Image();
mils_on.src = "images/men_mils_on.gif";
mils_off = new Image();
mils_off.src = "images/men_mils.gif";
thaur_on = new Image();
thaur_on.src = "images/men_thaur_on.gif";
thaur_off = new Image();
thaur_off.src = "images/men_thaur.gif";
ampass_on = new Image();
ampass_on.src = "images/men_ampass_on.gif";
ampass_off = new Image();
ampass_off.src = "images/men_ampass.gif";
tulfes_on = new Image();
tulfes_on.src = "images/men_tulfes_on.gif";
tulfes_off = new Image();
tulfes_off.src = "images/men_tulfes.gif";
rinn_on = new Image();
rinn_on.src = "images/men_rinn_on.gif";
rinn_off = new Image();
rinn_off.src = "images/men_rinn.gif";
gnadenwald_on = new Image();
gnadenwald_on.src = "images/men_gnadenwald_on.gif";
gnadenwald_off = new Image();
gnadenwald_off.src = "images/men_gnadenwald.gif";
menu9_on = new Image();
menu9_on.src = "images/men_veranstaltungen_on.gif";
menu9_off = new Image();
menu9_off.src = "images/men_veranstaltungen.gif";
menu10_on = new Image();
menu10_on.src = "images/men_kleinanzeigen_on.gif";
menu10_off = new Image();
menu10_off.src = "images/men_kleinanzeigen.gif";
menu11_on = new Image();
menu11_on.src = "images/men_ihreWerbung_on.gif";
menu11_off = new Image();
menu11_off.src = "images/men_ihreWerbung.gif";
}

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;
   }
}