on *:text:!change*:#: {
  if ($nick isop $chan)  ||  ($nick ishop $chan) {
    set %pcw. [ $+ [ $chan ] ] $2
    msg $chan Pest Control World has been changed. 7typ !world to see it.
  }
}
on $*:TEXT:/^[!](pcw|world) */Si:#: { 
  if ($nick isop $chan)  ||  ($nick ishop $chan) || ($nick isvoice $chan) {
    notice $nick The Pest Control World is7 %pcw. [ $+ [ $chan ] ]
  }
}