private void Init() { if (agenda != null) return; container = new NdcAgendaContainer(new Uri("http://81.27.45.120:810/ConferenceData.svc")); agenda = container.Agendas .Expand("Speakers,Sessions/Speakers") .Where(a => a.AgendaId == "NDC2011") .OrderByDescending(a => a.Version) .FirstOrDefault(); }