    # File lib/action_view/helpers/url_helper.rb, line 486
          def current_page?(options)
            url_string = CGI.escapeHTML(url_for(options))
            request = @controller.request
            if url_string =~ /^\w+:\/\//
              url_string == "#{request.protocol}#{request.host_with_port}#{request.request_uri}"
            else
              url_string == request.request_uri
            end
          end