Changes

** Windows Functions ([http://msdn.microsoft.com/en-us/library/windows/desktop/ms633559%28v=vs.85%29.aspx WinMain], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms646291%28v=vs.85%29.aspx EnableWindow], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms632667%28v=vs.85%29.aspx AdjustWindowRectEx], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms645515%28v=vs.85%29.aspx SendDlgItemMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms645481%28v=vs.85%29.aspx GetDlgItem], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms633586%28v=vs.85%29.aspx RegisterClass], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms645452%28v=vs.85%29.aspx DialogBox ] (macro), [http://msdn.microsoft.com/en-us/library/windows/desktop/ms632682%28v=vs.85%29.aspx DestroyWindow], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms632679%28v=vs.85%29.aspx CreateWindow], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms633548%28v=vs.85%29.aspx ShowWindow], [http://msdn.microsoft.com/en-us/library/windows/desktop/dd145167%28v=vs.85%29.aspx UpdateWindow], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms644943%28v=vs.85%29.aspx PeekMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms644955%28v=vs.85%29.aspx TranslateMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms644944%28v=vs.85%29.aspx PostMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms644934%28v=vs.85%29.aspx DispatchMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms648393%28v=vs.85%29.aspx Setcursor], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms644945%28v=vs.85%29.aspx PostQuitMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms633572%28v=vs.85%29.aspx DefWindowProc], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms644956%28v=vs.85%29.aspx WaitMessage], [http://msdn.microsoft.com/en-us/library/windows/desktop/ms645505%28v=vs.85%29.aspx MessageBox])