hl2 problems!!!

[need help plz]

can you guys plz help me with this problem im having with css. so when i run css it first is great i get into a game and its ok but all of a sudden after like 1 2 or 3 rounds the game gets shut down and a little screen comes that says internal driver error in Idirect3ddevice9:resent().... this is very annoying to me :\. so i am in need of good help so i came to you guys. my computer info is this....


Time of this report: 12/12/2008, 21:56:16
Machine name: VALUED-A4DE119D
Operating System: Windows XP Professional (5.1, Build 2600) Service Pack 3 (2600.xpsp_sp3_gdr.080814-1236)
Language: English (Regional Setting: English)
System Manufacturer: Sony Corporation
System Model: PCV-RZ54G(UC)
BIOS: BIOS Date: 02/09/04 21:21:15 Ver: 08.00.08
Processor: Intel(R) Pentium(R) 4 CPU 3.20GHz (2 CPUs)
Memory: 1024MB RAM
Page File: 578MB used, 1883MB available
Windows Dir: C:\WINDOWS
DirectX Version: DirectX 9.0c (4.09.0000.0904)
DX Setup Parameters: Not found
DxDiag Version: 5.03.2600.5512 32bit Unicode

if you guys can help me plz help me! i would really greatly appreciate it
if you need to add me to msn or something my email is this [email protected]

 

[AciD]

Take a look at this FAQ:
Internal driver error in IDirect3DDevice9:: present()