That's great to hear! I think I did install Direct X, but i'm not too sure. As someone else got the same problem I didn't do much testing.
Look here: http://www.coniserver.net/ubbthreads/showflat.php?Cat=0&Board=UBB13&Number=790312
I currently hdon't have a Windows 2003 machine to test, but if it works for you I don't see why it couldn't work for me.