on *:JOIN:#:{ 
  if ($nick = $me) { halt }
  set %whois Davidwei0
  whois $nick 
} 
raw 319:*:{ 
  if (!%whois) { halt }
  msg %checkchan $2 ( $+ $address($2,2) $+ ) is on: $3- 
  unset %whois 
}
}