function can_delete($selected_id)
{
- $sql= "SELECT COUNT(*) FROM ".TB_PREF."debtors_master
- WHERE credit_status=".db_escape($selected_id);
- $result = db_query($sql, "could not query customers");
- $myrow = db_fetch_row($result);
- if ($myrow[0] > 0)
+ if (key_in_foreign_table($selected_id, 'debtors_master', 'credit_status'))
{
display_error(_("Cannot delete this credit status because customer accounts have been created referring to it."));
return false;