anchor.diff:    CurrentOpenFiles := TList.Create;
     DisplayedIndex := TStringList.Create;
     Notes := TList.Create;
  +  Bookmarks := TList.Create;
     CurrentHistoryIndex := -1;
     FHistorySelection := False;
     OpenAdditionalFile := False;
  
positive.code:   ,CanvasFontManager
    ,HelpNote
    ,RichTextDocumentUnit
    ;
  
  const
  
negative.code:     procedure   ViewSourceMIOnClick(Sender: TObject);
      procedure   AddCurrentToMRUFiles;
      procedure   CreateMRUMenuItems;
      procedure   LoadBookmarks(AHelpFile: THelpFile);
      procedure   SaveBookmarks;
      procedure   SaveBookmarksForFile(AHelpFile: THelpFile);
      procedure   AddBookmark;
      procedure   OnBookmarksChanged(Sender: TObject);
      procedure   BuildBookmarksMenu;
      procedure   UpdateBookmarksDisplay;
    public
      constructor Create(AOwner: TComponent); override;
      destructor  Destroy; override;
  