Work's fine for me. I'm on 64bit Vista Premium.

Code:
------------------
System Information
------------------
Time of this report: 5/27/2009, 01:13:36
       Machine name: MARTIN-PC
   Operating System: Windows Vista™ Home Premium (6.0, Build 6001) Service Pack 1 (6001.vistasp1_gdr.090302-1506)
           Language: English (Regional Setting: English)
System Manufacturer: System manufacturer
       System Model: System name
               BIOS: Phoenix - AwardBIOS v6.00PG
          Processor: AMD Athlon(tm) 64 X2 Dual Core Processor 4200+ (2 CPUs), ~2.2GHz
             Memory: 4094MB RAM
          Page File: 2588MB used, 5815MB available
        Windows Dir: C:\Windows
    DirectX Version: DirectX 10
DX Setup Parameters: Not found
     DxDiag Version: 6.00.6001.18000 64bit Unicode