http://bugs.winehq.org/show_bug.cgi?id=21900
--- Comment #2 from zapolsky eugene.zapolsky@gmail.com 2010-03-03 09:15:11 --- (In reply to comment #1)
Does 'wine iexplore http://www.steampowered.com' work for you?
Yes, it works.
May I help you with any debug info?