Forums mIRC Help Any way to ignore messages with specific keywords?

on ^*:text:*:*:{
  var %wordst = $calc($pos($1-,$chr(32),0) + 1)
  var %count = 1
  var %checkwords = 0
  while (%count <= %wordst) {
    var %word = $remove($gettok($1-,%count,32),$chr(44),!,.,?,;,-,_)
    if ($istok(%shitlist,%word,44)) { var %checkwords = 1 | break }
    inc %count
  }
  if (%checkwords == 1) { echo $iif($target == $me,$nick,$target) Msg from $nick is blocked! | haltdef }
}