# File lib/rd/rd2html-lib.rb, line 67
    def apply_to_DocumentElement(element, content)
      ret = ""
      ret << xml_decl + "\n"
      ret << doctype_decl + "\n"
      ret << html_open_tag + "\n"
      ret << html_head + "\n"
      ret << html_body(content) + "\n"
      ret << "</html>\n"
      ret
    end