# File lib/vpim/agent/ics.rb, line 34
      def get_base(from)
        @url_base = script_url   # agent mount point
        @url_ics  = from         # ics from here
        @url_atom = nil          # atom feed from here, if ics is accessible
        @url_error= nil          # error message, if is is not accessible

        if not from.empty?
          begin
            atomize(from, "http://example.com")
            @url_atom = @url_base + "/atom" + "?" + from
          rescue
            @url_error = CGI.escapeHTML($!.to_s)
          end
        end

        haml "vpim/agent/ics/view""vpim/agent/ics/view"
      end