also you forget to edit : return $iif($event = text,$+(<,$nick,>),$iif($event = action,$+(*,$chr(32),$nick),$iif($event = notice,$+(-,$nick,-))))
it should be: return $iif($event = text,$+(<,$nick),$iif($event = action,$+(*,$chr(32),$nick),$iif($event = notice,$+(-,$nick,-))))
otherwise you get (realname)> in private