, _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096))
, _back_button (new wxButton (this, wxID_ANY, wxT("<")))
, _forward_button (new wxButton (this, wxID_ANY, wxT(">")))
, _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096))
, _back_button (new wxButton (this, wxID_ANY, wxT("<")))
, _forward_button (new wxButton (this, wxID_ANY, wxT(">")))