wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
wxNotebook *notebook = new wxNotebook( this, wxID_ANY );
- wxNotebookSizer *nbs = new wxNotebookSizer( notebook );
- topsizer->Add( nbs, 1, wxGROW );
+ topsizer->Add( notebook, 1, wxGROW );
wxButton *button = new wxButton( this, wxID_OK, _T("OK") );
topsizer->Add( button, 0, wxALIGN_RIGHT | wxALL, 10 );