browserName=navigator.appName; 
browserVer=parseInt(navigator.appVersion);

  if ((browserName=="Netscape" && browserVer>=3) || (browserName=="Microsoft Internet Explorer" && browserVer>=4))    
  version="n3";
  else
    version="n2";

  if (version=="n3")
   {
     cnav1on= new Image();
     cnav1on.src="/images/traveltv/icons/activ_on.gif";  

     cnav2on= new Image();
     cnav2on.src="/images/traveltv/icons/area_on.gif";

     cnav9on = new Image();
     cnav9on.src="/images/traveltv/icons/communities_on.gif";
     
     cnav3on= new Image();
     cnav3on.src="/images/traveltv/icons/din_on.gif";
     
     cnav4on= new Image();
     cnav4on.src="/images/traveltv/icons/golf_on.gif";

     cnav5on= new Image();
     cnav5on.src="/images/traveltv/icons/lodg_on.gif";

     cnav6on= new Image();
     cnav6on.src="/images/traveltv/icons/real_on.gif";

     cnav7on= new Image();
     cnav7on.src="/images/traveltv/icons/shop_on.gif";

     cnav8on= new Image();
     cnav8on.src="/images/traveltv/icons/adver_on.gif";

     cnav10on= new Image();
     cnav10on.src="/images/traveltv/icons/channel_edu_on.gif";

     
     cnav1off= new Image();
     cnav1off.src="/images/traveltv/icons/activ.gif";  

     cnav2off= new Image();
     cnav2off.src="/images/traveltv/icons/area.gif";  

     cnav9off = new Image();
     cnav9off.src="/images/traveltv/icons/communities.gif";

     cnav3off= new Image();
     cnav3off.src="/images/traveltv/icons/din.gif";  

     cnav4off= new Image();
     cnav4off.src="/images/traveltv/icons/golf.gif";  

     cnav5off= new Image();
     cnav5off.src="/images/traveltv/icons/lodg.gif";  

     cnav6off= new Image();
     cnav6off.src="/images/traveltv/icons/real.gif";  
     
     cnav7off= new Image();
     cnav7off.src="/images/traveltv/icons/shop.gif";  

     cnav8off= new Image();
     cnav8off.src="/images/traveltv/icons/adver.gif";  

     cnav10off= new Image();
     cnav10off.src="/images/traveltv/icons/channel_edu.gif";  
   }


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

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