Guitar Hero 3 Problem :(

Hi everybody i'm running guitar hero 3 on windows xp x64 with your help but the problem is when i launch the game and start playing the guitar neck is completely black here is the screen shot
http://img129.imageshack.us/img129/3194/guiyg8.jpg Also when i hit escape no menus are available on the screen help me please
Here is my PC if it matters:
CPU Intel Pentium E8200 Core 2 duo 2,66 GHz 6MB
RAM DDR2 800 Mhz 4 GB 2x2 Super Talent
Video ATI Radeon HD 2600 XT 512 DDR3