ScrollOBJ  METHODS

   Use the global instance ScrollTOT control the characters used to create
   scroll bars.


  procedure SetScrollChars(U,D,L,R,E,B:char);
  procedure SetDefaults;
  function  UpChar:char;
  function  DownChar:char;
  function  LeftChar:char;
  function  RightChar:char;
  function  ElevatorChar:char;
  function  BackgroundChar:char;