View:PostGoto(Menu,MdId): public: return true
  The postvalid function to be prformed after the finish of View:GoTo()
  method, to enable (if disabled by PreGoto() method) the method View:GoTo()
  activation.

  Parameter description:
  ~~~~~~~~~~~~~~~~~~~~~~
  Menu: object_of_Menu: no default.
   Menu that requested the validation sends self to the method.

  MdId: numeric: no default.
   It is the MenuDataID number to set the Menu object data structure
   that needs the postvalidation.