if (local_user() != $b['item']['uid']) {
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s'",
intval(local_user()), dbesc($b['item']['guid']));
if (local_user() != $b['item']['uid']) {
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s'",
intval(local_user()), dbesc($b['item']['guid']));