$r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
WHERE `user`.`uid` = %d", intval($item[0]["uid"]));
$r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
WHERE `user`.`uid` = %d", intval($item[0]["uid"]));