class Kramdown::Converter::Html

def footnote_content
  ol = Element.new(:ol)
  ol.attr['start'] = @footnote_start if @footnote_start != 1
  @footnotes.each do |name, data|
    li = Element.new(:li, nil, {'id' => "fn:#{name}"})
    li.children = Marshal.load(Marshal.dump(data.children))
    ol.children << li
    ref = Element.new(:raw, "<a href=\"#fnref:#{name}\" rev=\"footnote\">&#8617;</a>")
    if li.children.last.type == :p
      para = li.children.last
    else
      li.children << (para = Element.new(:p))
    end
    para.children << ref
  end
  (ol.children.empty? ? '' : "<div class=\"footnotes\">\n#{convert(ol, 2)}</div>\n")
end