sizer->Add (new StaticText (this, wxT (":")), 0, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, 4);
_minutes = new wxTextCtrl (this, wxID_ANY, wxT(""), wxDefaultPosition, size);
sizer->Add (new StaticText (this, wxT (":")), 0, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, 4);
_minutes = new wxTextCtrl (this, wxID_ANY, wxT(""), wxDefaultPosition, size);