browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);
if (browser_name == "Netscape" && browser_version >= 3.0)
{
version = "ok";
}
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0)
{
version = "ok";
}
else
{
version = "bad";
}
if (version == "ok") {

 projekton = new Image();
 projekton.src="projekt1.gif";
 projektoff = new Image();
 projektoff.src="projekt.gif";

 genezaon = new Image();
 genezaon.src="geneza1.gif";
 genezaoff = new Image();
 genezaoff.src="geneza.gif";

 kontakton = new Image();
 kontakton.src="kontakt1.gif";
 kontaktoff = new Image();
 kontaktoff.src="kontakt.gif";

 slownikon = new Image();
 slownikon.src="slownik1.gif";
 slownikoff = new Image();
 slownikoff.src="slownik.gif";

 itamon = new Image();
 itamon.src="itam1.gif";
 itamoff = new Image();
 itamoff.src="itam.gif";

 ideaon = new Image();
 ideaon.src="idea1.gif";
 ideaoff = new Image();
 ideaoff.src="idea.gif";
 
 celon = new Image();
 celon.src="cel1.gif";
 celoff = new Image();
 celoff.src="cel.gif";
 



 

 

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


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

}