# File lib/locale/driver/cgi.rb, line 70
     def charset
       cgi_ = cgi
       charsets = cgi_.accept_charset
       if charsets and charsets.size > 0
         num = charsets.index(',')
         charset = num ? charsets[0, num] : charsets
         charset = @@default_charset if charset == "*"
       else
         charset = @@default_charset
       end
       charset
     end