# File cas.rb, line 112
      def add_service_to_login_url(service_url)
        uri = super(service_url)
        domain = Rmobio::Utils.get_domain(service_url)
        
        if not domain.nil?
          RAILS_DEFAULT_LOGGER.debug 'CAS: Adding domain parameter ' +
            domain + '...' unless not defined? RAILS_DEFAULT_LOGGER
          param_token = uri.index("?").nil? ? '?' : '&'
          uri << param_token + 'domain=' + domain
        end
        uri.to_s
      end