void telecomProvider_Error(object sender, CallButler.Telecom.ErrorEventArgs e)
 {
     LoggingService.AddLogEntry(LogLevel.ErrorsOnly, string.Format("Telecom Provider Error\r\n\r\n{0}\r\n\r\n{1}", e.ErrorMessage, e.ErrorDetail), true);
 }
 protected void RaiseError(ErrorEventArgs e)
 {
     if (Error != null)
         Error(this, e);
 }