http://bugs.winehq.org/show_bug.cgi?id=24883
--- Comment #6 from Vincent Beers VincentBeers@gmail.com 2010-10-26 05:04:56 CDT --- (In reply to comment #5)
Pressing the enter in the lower right of my keyboard works for me and I'm not sure if the one in the center is supposed to work as I haven't got a Windows machine to test on.
It did for me in the one rare case that it decided to work. In all other cases, no key did anything.