anchor.diff:        Exit; //==>
       // searching for the appropriate character position
       hh := FHeaderHeight;
  -    borders := fpgStyle.GetControlFrameBorders;
  +    borders := GetAdjustedBorderSizes;
   
       if (y < (borders.Top+hh)) then  // inside Header row
       begin
  
positive.code: 
    pcol := FFocusCol;
    prow := FFocusRow;
    borders := fpgStyle.GetControlFrameBorders;
  
    // searching for the appropriate character position
    if ShowHeader then
  
negative.code:   begin
      colresize := False;
      hh := FHeaderHeight;
      borders := GetAdjustedBorderSizes;
  
      cLeft := borders.Left; // column starting point
      if go_SmoothScroll in FOptions then
  