%N pgerase %F $MIR/src/subs/win.for
%D Erase the screen - and nothing more
%P pjt
%: plotting, pgplot, user-interaction
%B
        SUBROUTINE pgerase

  Erase the screen: it calls PGPAGE to erase the screen, but also
  sets PGASK to be false as not to get to interactively advance
  to the next window....
