private void DoneBtn_Click(object sender, RoutedEventArgs e)
{
if (SavingLoading != null)
SavingLoading.Visibility = System.Windows.Visibility.Visible;
if (DoneBtn != null)
DoneBtn.IsEnabled = false;
SmartMap_DomainContext context = new SmartMap_DomainContext();
context.PakKonAllProvinceGroups(_grouping.ID,AllGroupsDeleted,null);
}