Function:    MouseAssist()

               This function can be used to set the "Assisted Mouse Pointer
               Movement" setting, and also get it. When ON, the Mouse Cursor
               is located by default on the default selection area, When OFF,
               the Mouse Cursor is always left at the place where it was.
               It's a bit like the same option in WordPerfect 5.1.
               You may also use the status of MouseAssist() for your own
               routines.
               MouseAssist() is OFF (.f.) by default.

  Syntax:      MouseAssist([lAssist]) --> lAssist

  Arguments:   .t. Indicates you wish Assisted Mouse Pointer movement.

  Returns:     The current setting of MouseAssist().

  Usage:       You may want to leave it to the user, in the Options menu
               of you application, to decide whether (s)he wants assisted
               Mouse Pointer movement.