The pt-BR.xpi from
ftp://ftp.mozilla.org/pub/firefox/releases/3.0b5/linux-i686/xpi/
works on firefox-3.0 here (Hardy and Firefox-3.0 package, version 3.0~b5+nobinonly-0ubuntu1).
The pt-BR.xpi from
ftp://ftp. mozilla. org/pub/ firefox/ releases/ 3.0b5/linux- i686/xpi/
works on firefox-3.0 here (Hardy and Firefox-3.0 package, version 3.0~b5+ nobinonly- 0ubuntu1) .