lompat = false;
if( parseInt( navigator.appVersion ) >= 3 ) { lompat = true; }
if( lompat )
{
aon = new Image;
aon.src = "images/btmaboutov.gif";
aoff = new Image;
aoff.src = "images/btmabout.gif";
bon = new Image;
bon.src = "images/btmproductsov.gif";
boff = new Image;
boff.src = "images/btmproducts.gif";
con = new Image;
con.src = "images/btmclientsov.gif";
coff = new Image;
coff.src = "images/btmclients.gif";
don = new Image;
don.src = "images/btmmemberov.gif";
doff = new Image;
doff.src = "images/btmmember.gif";
eon = new Image;
eon.src = "images/btmpublicov.gif";
eoff = new Image;
eoff.src = "images/btmpublic.gif";
fon = new Image;
fon.src = "images/btmsitemapov.gif";
foff = new Image;
foff.src = "images/btmsitemap.gif";
m1aon = new Image;
m1aon.src = "images/btmpassov.gif";
m1aoff = new Image;
m1aoff.src = "images/btmpass.gif";
m1bon = new Image;
m1bon.src = "images/btmcheckov.gif";
m1boff = new Image;
m1boff.src = "images/btmcheck.gif";
m1con = new Image;
m1con.src = "images/btmbillingov.gif";
m1coff = new Image;
m1coff.src = "images/btmbilling.gif";
m1don = new Image;
m1don.src = "images/btmsupportov.gif";
m1doff = new Image;
m1doff.src = "images/btmsupport.gif";
m1eon = new Image;
m1eon.src = "images/btmwebmailov.gif";
m1eoff = new Image;
m1eoff.src = "images/btmwebmail.gif";
m2aon = new Image;
m2aon.src = "images/btmchatov.gif";
m2aoff = new Image;
m2aoff.src = "images/btmchat.gif";
m2bon = new Image;
m2bon.src = "images/btmmailov.gif";
m2boff = new Image;
m2boff.src = "images/btmmail.gif";
m2con = new Image;
m2con.src = "images/btmjobov.gif";
m2coff = new Image;
m2coff.src = "images/btmjob.gif";
m2don = new Image;
m2don.src = "images/btmdlsiteov.gif";
m2doff = new Image;
m2doff.src = "images/btmdlsite.gif";
m2eon = new Image;
m2eon.src = "images/btmcommentsov.gif";
m2eoff = new Image;
m2eoff.src = "images/btmcomments.gif";
}

function nyala(x, y,lyr)
{
   if( lompat ) 
   { 
     if (ns4)
     {
       if (lyr=='')
       {
         document.images[x].src=eval(y+'.src'); 
       }
       else
       {
         document.layers[lyr].document.images[x].src=eval(y+'.src'); 
       }
     }  
     if (ie4 || dom1)
     {
       document.images[x].src=eval(y+'.src'); 
     }  
   }
}