public static function delete_sitelinks($link_id)
{
$result = NULL;
if (isnum($link_id)) {
$data = dbarray(dbquery("SELECT link_order FROM " . DB_SITE_LINKS . " " . (multilang_table("SL") ? "WHERE link_language='" . LANGUAGE . "' AND" : "WHERE") . " link_id='" . $_GET['link_id'] . "'"));
$result = dbquery("UPDATE " . DB_SITE_LINKS . " SET link_order=link_order-1 " . (multilang_table("SL") ? "WHERE link_language='" . LANGUAGE . "' AND" : "WHERE") . " link_order>'" . $data['link_order'] . "'");
if ($result) {
$result = dbquery("DELETE FROM " . DB_SITE_LINKS . " WHERE link_id='" . $_GET['link_id'] . "'");
}
return $result;
}
return $result;
}