anchor.diff:  
     FTextColor        := Parent.TextColor;
     FBackgroundColor  := Parent.BackgroundColor;
  +  FActiveTabColor   := FBackgroundColor;
     FFocusable        := True;
     FOnChange         := nil;
     FFixedTabWidth    := 0;
  
positive.code:   RemovePage(ts);
    DoTabSheetClosing(ts);
    ts.Free;
  end;
  
  procedure TfpgPageControl.OrderSheets;
  
negative.code: {
      fpGUI  -  Free Pascal GUI Toolkit
  
      Copyright (C) 2006 - 2012 See the file AUTHORS.txt, included in this
      distribution, for details of the copyright.
  
      See the file COPYING.modifiedLGPL, included in this distribution,
  