Confine_Mouse_Vert                                              KeyTTT



Purpose   To restrict the screen position of the mouse cursor
          vertically.

Declaration    Confine_Mouse_Vert(Top,Bot: integer);

          Top is the upper most Y coord (1..25)
          Bot is the lower most Y coord (1..25)

Uses CRT, DOS, KeyTTT;

Remarks   If the mouse is outside the confined coords, then as soon as
          any mouse activity occurs (or a mouse function is called)
          the mouse is repositioned inside the nearest boundary.



Example


               USES CRT, DOS, KEYTTT;
               BEGIN
                 HIDE_MOUSE_CURSOR;
                 CONFINE_MOUSE_HORIZ(20,60);
                 CONFINE_MOUSE_VERT(5,15);
                 SHOW_MOUSE_CURSOR;
               END.


The mouse is resticted to movement between columns 20 to 60, and
between rows 5 to 15.