The latest update to Firefox 1.5.dfsg+1.5.0.10-0ubuntu0.6.06.2 has fixed the problem for me. Thanks for the quick fix!
-- Update of Firefox disables PSM (not more SSL or saved passwords) https://launchpad.net/bugs/89023 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs