http://bugs.winehq.org/show_bug.cgi?id=8785
--- Comment #14 from Lee Ball lee@leenukes.co.uk 2008-02-03 05:06:14 --- Do any of you run things such as Compiz or Beryl? I've seen similar problems in my install of Fedora 8 when I had Desktop Effects enabled. Turning these off resolves the issue.