You should try to remove it from your system, it's a VERY bas OS <!-- s:) --><img src="{SMILIES_PATH}/orc2.gif" alt=":)" title="Smile" /><!-- s:) -->.
As for not being able to run in D3D, try starting the game while pressing the CTRL key, this will show up a window with settings, then try setting the Z-depth buffer to 16-bits (I did never managed to set it to anything else myself , heh!).