are you looking for mozilla firefox 2.0 ?

This is the link for that :

mozilla firefox version 2 download

mozilla 3.0 final edition has been released
however, many of us still want to use the old version
due to the fact that this newest version can not be employed at old OS
such as mac os X 10.3 and earlier

just explore what you need via FTP.
the latest version of mozilla 2 is 2.0.0.14
it was work well at my mac os X 10.3