phpbb/phpbb3 — pull request #592 by nickvergessen (2012-02-21 10:10:42+00:00)
Title: [ticket/9089] Add tabindex to PM recipient box, to allow tabbing to the subject

I also added tabindex 1 to the buttons for adding the recipients.
Also note, that duplicated tabindex are fine:
http://www.w3.org/TR/html4/interact/forms.html#adef-tabindex

http://tracker.phpbb.com/browse/PHPBB3-9089