(2) The deriving procedure is invoked, and the image still is displayed. (Fig. a)
(3) The required object is specified. (Fig. b)
(4) The region for a comment is specified, and the "text" button is clicked to confirm this region. (Fig. c)
(5) A comment is written with a keyboard. (Fig. d)
(6) The "exit" button is clicked in order to quit this process. The instance of the class "memo" which is corresponding to this VMO is created. The object identifier of this object is passed to the application program.
(7) The application program asks our system with the object identifier to show the VMO created above.
(8) The mapping function is invoked to present the required object. (Fig. e)