protected void RadTreeList1_InsertCommand(object sender, TreeListCommandEventArgs e)
{
Hashtable table = new Hashtable();
TreeListEditableItem item = e.Item as TreeListEditableItem;
item.ExtractValues(table);
CoCauToChuc obj = new CoCauToChuc();
RadComboBox cbocaptochuc = (RadComboBox)item.FindControl("cboCapToChuc");
obj.IDCapToChuc = Convert.ToInt32(cbocaptochuc.SelectedValue);
obj.NgayTao = obj.NgayCapNhat = DateTime.Now;
obj.NguoiTao = obj.NguoiCapNhat = idUser;
item.UpdateValues(obj);
_entities.AddToCoCauToChucs(obj);
_entities.SaveChanges();
}