def to_pdf
	d = Document.new :margin_top => 5, :margin_bottom => 2
	d.before_page_create do
	   image "public/reports/papeltimbrado.eps"
	   text_in :text => "Pg %current_page% de %count_pages%", :x => 18, :y => 27, :with => :normal
	end

	200.times do |n|
	  d.show_next_row "Value #{n}"
	end

	#d.define_variable(:count_pages, 34)

	d.render :pdf, :filename => "public/test.pdf"
    end