wxLayoutConstraints *b1 = new wxLayoutConstraints;
wxBitmapButton *bmpbt = new wxBitmapButton(dummy, wxID_HTML_BOOKMARKSREMOVE, wxBITMAP(wbkdel), wxDefaultPosition, wxSize(20,20));
wxLayoutConstraints *b1 = new wxLayoutConstraints;
wxBitmapButton *bmpbt = new wxBitmapButton(dummy, wxID_HTML_BOOKMARKSREMOVE, wxBITMAP(wbkdel), wxDefaultPosition, wxSize(20,20));