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.
already identified & corrected : see 2114 and other related revisions
I've just now understood that we were talking about the multi-source planner and not microsoft planner...
Ticket #343717 - latest update on 2009/09/01, created on 2009/06/18 by Aurelien Campeas