module Textual

      def to_textual_id
       foo = self.downcase.strip
       foo.gsub!(/[ĄÀ�?ÂÃâäàãáäå�?ăąǎǟǡǻ�?ȃȧẵặ]/,'a')
       foo.gsub!(/[Ęëêéèẽēĕėẻȅȇẹȩęḙḛ�?ếễểḕḗệ�?]/,'e')
       foo.gsub!(/[Ì�?ÎĨ�?iìíîĩīĭïỉ�?ịįȉȋḭɨḯ]/,'i')
       foo.gsub!(/[ÒÓÔÕÖòóôõ�?�?ȯö�?őǒ�?�?ơǫ�?ɵøồốỗổȱȫȭ�?�?ṑṓ�?ớỡởợǭộǿ]/,'o')
       foo.gsub!(/[ÙÚÛŨÜùúûũūŭüủůűǔȕȗưụṳųṷṵṹṻǖǜǘǖǚừứữửự]/,'u')
       foo.gsub!(/[ỳýŷỹȳ�?ÿỷẙƴỵ]/,'y')
       foo.gsub!(/[œ]/,'oe')
       foo.gsub!(/[ÆǼǢæ]/,'ae')
       foo.gsub!(/[ñǹńŃ]/,'n')
       foo.gsub!(/[ÇçćĆ]/,'c')
       foo.gsub!(/[ß]/,'ss')
       foo.gsub!(/[œ]/,'oe')
       foo.gsub!(/[ij]/,'ij')
       foo.gsub!(/[�?łŁ]/,'l')
       foo.gsub!(/[śŚ]/,'s')
       foo.gsub!(/[źżŹŻ]/,'z')
       foo.gsub!(/[\s\'\"\\\/\?\.\=\+\&\%]$/,'')
       foo.gsub!(/[\s\'\"\\\/\?\.\=\+\&\%\(\)]/,'-')
       foo.gsub!(/[:]/,'')
       foo.gsub!(/-+/,'-')
       foo.gsub!(/[-]$/,'')
       foo
      end

    end

    class String
      include Textual
    end