
Q: Why will a dBASE Help file not open in Windows Vista?
A: Windows Vista does not 
  automatically come with support for older style .hlp files. 
  However, you can download the Windows Help program (WinHlp32.exe) for Windows 
  Vista. 
  Goto this link... 
  http://support.microsoft.com/kb/917607   
  (watch for wrap) 
  Or, just do a search in Google for Vista WinHlp32.exe.