void uc_Models_Loaded(object sender, RoutedEventArgs e)
{
wc.ws_selectModelsCompleted += new EventHandler <ws_selectModelsCompletedEventArgs>(wc_ws_selectModelsCompleted);
wc.ws_selectModelsAsync();
wc.ws_ins_upd_PeriodCompleted += new EventHandler <ws_ins_upd_PeriodCompletedEventArgs>(wc_ws_ins_upd_PeriodCompleted);
}
