elseif ((% [ $+ [ $address($nick,2) ] $+ [ .BeRightBack ] ] == $null)) { if ($2- == $null) { elseif (!% [ $+ [ $address($nick,2) ] $+ [ .BeRightBack ] ]) { if (!$2) {
Also, for the very beginning.
on *:TEXT:?brb*:#: { on $*:TEXT:/^[@.!`~^&](bb[sl]|afk|brb).*/Si:#:{