on *:TEXT:!setpcw *:#:{ 
  if ($nick isop #) || ($nick ishop #) && ($$2 isnum) { 
    set %pcw $2- 
    topic The Pest Control World is %pcw
.notice toby the new world is %pcw
    else { halt }  
  } 
} 

on *:TEXT:!pcw:#:{ 
  .notice $nick The current Pest Control world is %pcw $+ . 
}