private void bindDictionary()
{
Collection <SimpleLookupDTO> lista = new RegistryDAO().GetOrganizationalUnits();
lista.Insert(0, new SimpleLookupDTO(0, "- dowolny -"));
fOrganizationalUnit.DataSource = lista;
fOrganizationalUnit.DataTextField = "Description";
fOrganizationalUnit.DataValueField = "ID";
fOrganizationalUnit.DataBind();
}