[edit: solved this part by accident, since no one here would help me.]
Current problem: Game periodically goes black and stays that way until I give up and shut down.
I'm running 11.04 and wine 1.2.2, which is the only version in my software center. My machine is a Dell Inspiron 530.
01:00.0 VGA compatible controller: nVidia Corporation G86 [GeForce 8300 GS] (rev a1)