You can click on the Google or Yahoo buttons to sign-in with these identity providers,
or you just type your identity uri and click on the little login button.
eg display in french, http://intranet.logilab.fr/jpl/mailinglist/14694, links still appear in english
it _looks_ like it was done
Ticket #342762 - latest update on 2009/09/01, created on 2009/04/10 by Sylvain Thenault