Nvidia has fairly new drivers that you can try too ---
http://www.nvidia.com/content/drivers/drivers.asp 
Email me a copy of your dxdiag and I'll have a look at it for ya - 
directxbear@hotmail.com . (Start > Run > type dxdiag > press enter > Click - save all information > email me the text file)
The first part of the dxdiag will look something like this---
------------------
System Information
------------------
Time of this report: 9/25/2003, 22:54:37
       Machine name: BEAR-1
   Operating System: Windows XP Professional (5.1, Build 2600) Service Pack 1 (2600.xpsp2.030422-1633)
           Language: English (Regional Setting: English)
System Manufacturer: ABIT 
       System Model: 6A69SA19
               BIOS: BIOS Rev:0.1
          Processor: Intel(R) Pentium(R) 4 CPU 1700MHz
             Memory: 512MB RAM
          Page File: 201MB used, 1049MB available
        Windows Dir: C:\WINDOWS
    DirectX Version: DirectX 9.0b (4.09.0000.0902)
DX Setup Parameters: Not found
     DxDiag Version: 5.03.0001.0902 32bit Unicode
------------
DxDiag Notes
------------
  DirectX Files Tab: No problems found.
      Display Tab 1: No problems found.
        Sound Tab 1: No problems found.
          Music Tab: No problems found.
          Input Tab: No problems found.
        Network Tab: No problems found.
--------------------
DirectX Debug Levels
--------------------
Direct3D:    0/4 (n/a)
DirectDraw:  0/4 (retail)
DirectInput: 0/5 (n/a)
DirectMusic: 0/5 (n/a)
DirectPlay:  0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow:  0/6 (retail)
---------------
Display Devices
---------------
        Card name: NVIDIA GeForce3 Ti 200
     Manufacturer: NVIDIA
        Chip type: GeForce3 Ti 200
         DAC type: Integrated RAMDAC
       Device Key: Enum\PCI\VEN_10DE&DEV_0201&SUBSYS_40571043&REV_A3
   Display Memory: 64.0 MB
     Current Mode: 1280 x 1024 (32 bit) (75Hz)
          Monitor: CTX VL950 series, EX950 series, PL9 series
  Monitor Max Res: 1600,1200
      Driver Name: nv4_disp.dll
   Driver Version: 6.14.0010.4523 (English)
      DDI Version: 9 (or higher)
Driver Attributes: Final Retail
 Driver Date/Size: 7/28/2003 15:19:00, 3902603 bytes
      WHQL Logo'd: Yes
  WHQL Date Stamp: n/a
              VDD: n/a
         Mini VDD: nv4_mini.sys
    Mini VDD Date: 7/28/2003 15:19:00, 1341339 bytes
Device Identifier: {D7B71E3E-4141-11CF-5862-5D6002C2CB35}
        Vendor ID: 0x10DE
        Device ID: 0x0201
        SubSys ID: 0x40571043
      Revision ID: 0x00A3
      Revision ID: 0x00A3
      Video Accel: ModeMPEG2_A ModeMPEG2_B ModeMPEG2_C ModeMPEG2_D 
~Bear