public void LoadConfig()
 {
     try
     {
         if (_cfg.AppSettings.Settings.AllKeys.Contains(ConfigConstants.EventLogs) == true)
         {
             _eventLogs.Clear();
             EventLogs cc = EventLogs.Load(_cfg.AppSettings.Settings[ConfigConstants.EventLogs].Value);
             if (cc != null)
             {
                 cc.Logs.ForEach(x => _eventLogs.Add(x));
             }
         }
         this.eventLogsGrid.ItemsSource   = this.Logs;
         this.eventLogsGrid.SelectedIndex = 0;
     }
     catch (System.Exception ex)
     {
         Nagios.Net.Client.Log.WriteLog(string.Format("{0}\n{1}", ex.Message, ex.StackTrace), true);
     }
 }