TCHAR szOutBuf[MAX_PATH] = {0};
  GetEnvironmentVariable( _T("ProgramFiles"), szOutBuf, MAX_PATH - 1 );
  TCHAR szOutBuf2[MAX_PATH] = {0};
  GetEnvironmentVariable( _T("ProgramFiles(x86)"), szOutBuf2, MAX_PATH - 1 );
  TCHAR szSourcePath[MAX_PATH] = _T("%ProgramFiles%\Tencent\QQBrowser");
  TCHAR szDestPath[MAX_PATH] = {0};
  ExpandEnvironmentStrings( szSourcePath, szDestPath, MAX_PATH - 1 );
  TCHAR szSourcePath2[MAX_PATH] = _T("%ProgramFiles(x86)%\Tencent\QQBrowser");
  TCHAR szDestPath2[MAX_PATH] = {0};
  ExpandEnvironmentStrings( szSourcePath2, szDestPath2, MAX_PATH - 1 );
  TCHAR szSourcePath3[MAX_PATH] = _T("%ProgramW6432%\Tencent\QQBrowser");
  TCHAR szDestPath3[MAX_PATH] = {0};
  ExpandEnvironmentStrings( szSourcePath3, szDestPath3, MAX_PATH - 1 );