# File mod_docs/lang.rb, line 54
  def select(lang_ranges)
    lang_range_list = LanguageSelector.parse_accept_lang(lang_ranges)
    lang_range_map = Hash.new
    for lang_info in lang_range_list
      lang_range = lang_info[:language]
      next if (lang_range == '*')
      lang_range += '-' + lang_info[:country] if lang_info[:country]
      lang_range_map[lang_range] = lang_info
    end

    for lang_info in lang_range_list
      lang_range = lang_info[:language]
      if (lang_range == '*') then
        for lang_range2 in @lang_list
          unless (lang_range_map.include? lang_range2) then
            return lang_range2
          end
        end
      else
        lang_range += '-' + lang_info[:country] if lang_info[:country]
        if (@lang_set[lang_range]) then
          return lang_range
        end
      end
    end

    nil
  end