browserName = navigator.appName;
     browserVer = parseInt(navigator.appVersion);
          if (browserName == "Netscape" && browserVer >= 3) version = "n3";
            else version = "n3";
          if (version == "n3") {
             igor1on = new Image();
             igor1on.src = "images/navigation/links/grandmaster_on.gif";         
             igor1off = new Image();
             igor1off.src = "images/navigation/links/grandmaster.gif"; 
             igor2on = new Image();
             igor2on.src = "images/navigation/links/master_on.gif";         
             igor2off = new Image();
             igor2off.src = "images/navigation/links/master.gif";
             igor3on = new Image();
             igor3on.src = "images/navigation/links/instructors_on.gif";         
             igor3off = new Image();
             igor3off.src = "images/navigation/links/instructors.gif";
             igor4on = new Image();
             igor4on.src = "images/navigation/links/blackbelts_on.gif";         
             igor4off = new Image();
             igor4off.src = "images/navigation/links/blackbelts.gif"; 
             igor5on = new Image();
             igor5on.src = "images/navigation/links/taekwondo_on.gif";         
             igor5off = new Image();
             igor5off.src = "images/navigation/links/taekwondo.gif";
			 igor6on = new Image();
             igor6on.src = "images/navigation/links/school_on.gif";         
             igor6off = new Image();
             igor6off.src = "images/navigation/links/school.gif";
			 igor7on = new Image();
             igor7on.src = "images/navigation/links/events_on.gif";         
             igor7off = new Image();
             igor7off.src = "images/navigation/links/events.gif";
             
              
                  
                 }

     function img_act(imgName) {

             if (version == "n3") {
               imgOn = eval(imgName + "on.src");
               document [imgName].src = imgOn;
             }

     }


     function img_inact(imgName) {
             if (version == "n3") {
               imgOff = eval(imgName + "off.src");
               document [imgName].src = imgOff;
             }

     }