class PresentforwardsController < PresentationController
def first_time
	if (pa=params[:id]) && get_textfile_list.include?(pa)
		session[:presentation]=pa
	end
	what_next
end
#do not increment selected_item on autorefresh when a presentation file is being displayed
#to increment, you have to say "yes" e.g. click smiley
def increment_selected_item
	super unless session[:presentation]
	logger.info "selected item #{ get_selected_item } in #{session[:presentation]}"
end
def selected str
	if str
		session[:presentation]=str
		session[:selected_item]=0
	else
		session[:selected_item]=get_selected_item+1
		session[:speak]=true
	end
	[]
end
def down
  if !session[:presentation]
    super
  else
    what_next
  end
end
end