on *:TEXT:!setcw *:#zamarok:{
  if ($nick isop #) || ($nick ishop #) && ($$2 isnum) {
    set %cw $$2
    msg $chan 7,2 Cw world has been changed, type !cw to view new world 
    saveini remote.ini
    { halt }
  }
}

on *:TEXT:!cw:#zamarok:{
  notice $nick 7,2 The current world is %cw $+ .
}