I had gone to Samezu where the people in Tokyo renew their licenses.

  def view_text(diary)  
    html = ''  
    lines = diary.text.chomp.gsub(/\r(?=\n)/,'').gsub(/\r/,"\n").concat("\n").scan(/.*\n/)  
 
    until lines.empty?  
      case  
      when lines[0] == ">||\n"  
        lines.shift  
        buffer = ''  
        until lines.empty?  
          if lines[0] == "||<\n"  
            lines.shift  
            break  
          end  
          buffer << lines.shift  
        end  
        html << exchange_pre(buffer)  
      when lines[0] =~ /^\[amazon:(.+?):detail\]$/  
        lines.shift  
        html << exchange_amazon_detail(Regexp.last_match[1], diary.amazon_lists)  
      else  
        buffer = ''  
        until lines.empty?  
          break if /^((>\|\|)|(\[amazon:(.+?):detail\]))$/ =~ lines[0]  
          break if !buffer.empty? && (/^((\[p:(\d+?)(|:none)\])|(\[amazon:(.+?):image\]))$/ =~ lines[0])  
          buffer << lines.shift  
          break if buffer[-2..-1] =~ /\n\n/  
        end  
        html << exchange_paragraph(buffer.chomp,　diary.amazon_lists)  
      end  
    end  
 
    return html  
  end