anchor.diff:    Bt_PdfMultiPages := CreateButton(Self, 50, 110, 150, 'Multiple pages', @Bt_PdfMultiPagesClick, 'stdimg.Adobe_pdf');
     Bt_PdfMultiSections := CreateButton(Self, 50, 150, 150, 'Multiple sections', @Bt_PdfMultiSectionsClick, 'stdimg.Adobe_pdf');
     Bt_PdfOutlines  := CreateButton(Self, 50, 190, 150, 'Outlines', @Bt_PdfOutlinesClick, 'stdimg.Adobe_pdf');
  -  Bt_PdfCadres    := CreateButton(Self, 50, 230, 150, 'Draw frames', @Bt_PdfCadresClick, 'stdimg.Adobe_pdf');
  +  Bt_PdfFrames    := CreateButton(Self, 50, 230, 150, 'Draw frames', @Bt_PdfFramesClick, 'stdimg.Adobe_pdf');
     Bt_PdfColor     := CreateButton(Self, 50, 270, 150, 'Show colors', @Bt_PdfColorClick, 'stdimg.Adobe_pdf');
     Bt_PdfLines     := CreateButton(Self, 50, 310, 150, 'Draw lines', @Bt_PdfLinesClick, 'stdimg.Adobe_pdf');
     Bt_PdfGrid      := CreateButton(Self, 50, 350, 150, 'Show grid', @Bt_PdfGridClick, 'stdimg.Adobe_pdf');
  
positive.code:     Bt_PrintMultiPages: TfpgButton;
      Bt_PrintMultiSections: TfpgButton;
      Bt_PrintOutlines: TfpgButton;
      Bt_PrintCadres: TfpgButton;
      Bt_PrintColor: TfpgButton;
      Bt_PrintLines: TfpgButton;
      Bt_PrintGrid: TfpgButton;
  
negative.code:     Bt_VisuMultiPages: TfpgButton;
      Bt_VisuMultiSections: TfpgButton;
      Bt_VisuOutlines: TfpgButton;
      Bt_VisuFrames: TfpgButton;
      Bt_VisuColor: TfpgButton;
      Bt_VisuLines: TfpgButton;
      Bt_VisuGrid: TfpgButton;
  