static INT_PTR CALLBACK AboutDlgProc(HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lParam)
{
- if (Msg == WM_COMMAND && LOWORD(wParam) == IDOK)
+ if ((Msg == WM_COMMAND) &&
+ (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL))
{
return EndDialog(hDlg, LOWORD(wParam));
}