# File lib/openid/service.rb, line 128
    def initialize(consumer_id, server_id, server_url)
      @uri = server_url
      @delegate = server_id
      @yadis_url = consumer_id     
      @service_types = ['http://openid.net/signon/1.0']
      @yadis = nil
      @xrds_uri = nil
    end