class ScrollController < ApplicationController
# 	def first_time
# 		session[:separator]='`'
# 		session[:choices]=nil
# 	  redirect_to :action => "index"
# 	end
	def get_title
		'scroll text up'
	end
	def get_separator
		'`'
	end
  def get_choices
		t=get_text
		b=get_overflow
		shiftrx=[/./, /../, #first char(s)
			/^\W*\w+/, #first word
			/.*[.?!;]/, #first sentence
			/.*\n/] #first para

		c=[] #choices
		shiftrx.each do |r|
			if b=~r
				c<< t+ $~.to_s+ '||' + $~.post_match
			end
		end
		c.uniq
  end
	def reformat_choices
	end
	def selected(str)
		session[:text],session[:overflow]=
			str.split('||')
		session[:choices]=nil
	end
	def extras
		@text=get_text
		@overflow=get_overflow
	end
end