anchor.diff:      property ColorArrowOver: TColor read FColorArrowOver write FColorArrowOver;
       property ColorScrollMark: TColor read FColorScrollMark write FColorScrollMark;
       //spaces
  +    property OptTabHeight: integer read FOptTabHeight write FOptTabHeight;
  +    property OptTabWidthNormal: integer read FOptTabWidthNormal write FOptTabWidthNormal;
  +    property OptTabWidthMinimal: integer read FOptTabWidthMinimal write FOptTabWidthMinimal;
  +    property OptTabWidthMinimalHidesX: integer read FOptTabWidthMinimalHidesX write FOptTabWidthMinimalHidesX;
       property OptTabAngle: integer read FOptTabAngle write FOptTabAngle;
  -    property OptAllowAngleForMaxTabs: integer read FOptAllowAngleForMaxTabs write FOptAllowAngleForMaxTabs;
  -    property OptTabHeight: integer read FOptTabHeight write FOptTabHeight;
  -    property OptTabWidthMinimal: integer read FOptTabWidthMinimal write FOptTabWidthMinimal;
  -    property OptTabWidthNormal: integer read FOptTabWidthNormal write FOptTabWidthNormal;
  -    property OptShowNumberPrefix: atString read FOptShowNumberPrefix write FOptShowNumberPrefix;
  -    property OptDropMarkWidth: integer read FOptDropMarkWidth write FOptDropMarkWidth;
  +    property OptUseAngleForMaxTabs: integer read FOptUseAngleForMaxTabs write FOptUseAngleForMaxTabs;
  +    property OptDropMarkSize: integer read FOptDropMarkSize write FOptDropMarkSize;
       property OptSpaceBetweenTabs: integer read FOptSpaceBetweenTabs write FOptSpaceBetweenTabs;
       property OptSpaceInitial: integer read FOptSpaceInitial write FOptSpaceInitial;
       property OptSpaceBeforeText: integer read FOptSpaceBeforeText write FOptSpaceBeforeText;
  
positive.code:     property OptShowArrowMenu: boolean read FOptShowArrowMenu write FOptShowArrowMenu;
      property OptShowBorderActiveLow: boolean read FOptShowBorderActiveLow write FOptShowBorderActiveLow;
      property OptShowEntireColor: boolean read FOptShowEntireColor write FOptShowEntireColor;
      property OptMouseMiddleClickClose: boolean read FOptMouseMiddleClickClose write FOptMouseMiddleClickClose;
      property OptMouseDoubleClickClose: boolean read FOptMouseDoubleClickClose write FOptMouseDoubleClickClose;
      property OptMouseDoubleClickPlus: boolean read FOptMouseDoubleClickPlus write FOptMouseDoubleClickPlus;
  
negative.code: 
    FOptShowAtBottom:= false;
    FOptTabAngle:= 4;
    FOptUseAngleForMaxTabs:= 10;
    FOptTabHeight:= 24;
    FOptTabWidthMinimal:= 40;
    FOptTabWidthNormal:= 130;
    FOptTabWidthMinimalHidesX:= 55;
    FOptShowNumberPrefix:= '';
    FOptSpaceBeforeText:= 6;
    FOptDropMarkSize:= 6;
    FOptSpaceBetweenTabs:= 0;
    FOptSpaceInitial:= 30; //big for scroll arrows
    FOptSpaceOnTop:= 5;
  