SimpleRace beta test version release

I finally got the texture loading problem solved, it was the size problem. It took me so long time to find that out.... :-( 
some card doesn't support GL_ARB_texture_non_power_of_two
here is a link on this issue: http://www.gamedev.net/community/forums/topic.asp?topic_id=460868

anyway, here is the beta test version, hopefully it's gonna run on every windows machines.

download

there is still some jittering with the physics engine, I will fix that in my next version.