Google's inteface is translated by users and they have hacker, esperanto, klingon, elmer fudd, pig latin and borkborkbork: http://www.google.com/transconsole
Send an email to translation-services@google.com to volunteer to translate if they add the option!
via Reddit: http://www.reddit.com/r/lojban/comments/njm67/lets_add_lojban_to_the_list_of_languages_googles/