browserName = navigator.appName; 
browserVer = parseInt(navigator.appVersion); 
var informacja;
informacja = document.location;

function powieksz()
{
if (browserName == "Netscape" && browserVer >= 3 )
{
window.open(informacja,"zzz","toolbar=no,menubar=no,resizable,statusbar=no");

}

else
if 
(browserName == "Microsoft Internet Explorer" && browserVer < 4 )
{
window.open(informacja,"zzz");

}

else
if 
(browserName == "Microsoft Internet Explorer" && browserVer > 3 )
{
window.open(informacja,"zzz","menubar=no,status=no,top=0,left=0,fullscreen=1");

}
}

function 
pomniejsz()
{
if (browserName == "Netscape" && browserVer >= 3 )
{
window.open(informacja,"NOWY","");
parent.close();
}
else 
if (browserName == "Microsoft Internet Explorer" && browserVer < 4 )
{
window.open(informacja,"NOWY");
parent.close();
}
else 
if (browserName == "Microsoft Internet Explorer" && browserVer > 3 )
{
window.open(informacja,"NOWY","");
parent.close();
}
}

function 
zamknij()
{
close()
}