// Netscape 3.0 compatibility test (for javascript image swapping)
compat = false;
if( parseInt( navigator.appVersion ) >= 3 ) { compat = true; }
// cache images for quick swapping
if( compat )
{
aon = new Image;(150,21)
aon.src = "img/menu/menul2.gif";
aoff = new Image;(150,21)
aoff.src = "img/menu/menu2.gif";
bon = new Image;(150,21)
bon.src = "img/menu/menul3.gif";
boff = new Image;(150,21)
boff.src = "img/menu/menu3.gif";
con = new Image;(150,21)
con.src = "img/menu/menul4.gif";
coff = new Image;(150,21)
coff.src = "img/menu/menu4.gif";
don = new Image;(150,21)
don.src = "img/menu/menul5.gif";
doff = new Image;(150,21)
doff.src = "img/menu/menu5.gif";
eon = new Image;(150,21)
eon.src = "img/menu/menul6.gif";
eoff = new Image;(150,21)
eoff.src = "img/menu/menu6.gif";
}
// swap images using the cached images
function glow(x, y)
{
   if( compat ) { document.images[x].src=eval(y+'.src'); }
}