private void CboYear_SelectionChanged(object sender, SelectionChangedEventArgs e)
 {
     try
     {
         grid8106.ItemsSource = ClsPEZAData.Get8106formListByMonth(Convert.ToInt16(cboMonth.SelectedValue.ToString().Trim())
                                                                   , Convert.ToInt16(cboYear.SelectedItem.ToString().Trim()), _PEZAType).DefaultView;
     }
     catch
     {
     }
 }
 private void PopulateList()
 {
     grid8106.ItemsSource = ClsPEZAData.Get8106formListByMonth(Convert.ToInt16(cboMonth.SelectedValue.ToString().Trim())
                                                               , Convert.ToInt16(cboYear.SelectedItem.ToString().Trim()), _PEZAType);
 }