http://bugs.winehq.org/show_bug.cgi?id=20080
--- Comment #4 from Alexander Waldmann g6672D@gmail.com 2009-09-22 05:15:20 --- While in windowed mode, if the window loses focus the same problem happens, ie: control sillyness. Maybe that "regression" is just a trigger. I tried the same under Windows XP and it worked properly.