anchor.diff:      newh := h;
     Result.SetPosition(x, y, w, newh);
   
  -  if AMaxValue > AMinValue then
  +  if AMaxValue >= AMinValue then
     begin
       Result.MinValue := AMinValue;
       Result.MaxValue := AMaxValue;
  
positive.code:     newh := h;
    Result.SetPosition(x, y, w, newh);
  
    if AMaxValue > AMinValue then
    begin
      Result.MinValue := AMinValue;
      Result.MaxValue := AMaxValue;
  
negative.code: {
      fpGUI  -  Free Pascal GUI Toolkit
  
      Copyright (C) 2006 - 2014 See the file AUTHORS.txt, included in this
      distribution, for details of the copyright.
  
      See the file COPYING.modifiedLGPL, included in this distribution,
  