下面的代码可以检查所用的系统是不是windows XP
uses Registry;
...

function Iswinxp: Boolean;
begin
  Result := False;
  if win32PlatfoRM = VER_PLATFORM_WIN32_NT then
  with TRegistry.Create do
  try
  rootKey := HKEY_LOCAL_MACHINE;
  if OpenKeyReadOnly('Softwaremicrosoftwindows NTCurrentVersion') then
  Result := (ReadString('ProductName') = 'Microsoft Windows XP');
  finally
  Free;
  end;
end;

//rock
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