on $*:text:/^[.@!]tkb */Si:#:{
  if ($nick isop $chan) || ($nick ishop $chan) && ($4) {
    set %tkb.time $calc( $2 *60)
    ban -ku $+ %tkb.time $chan $3 2 ( $+ $4 $+ ) $2 minute temp-ban
    unset %tkb.time
  }
  elseif ($nick isop $chan) || ($nick ishop $chan) && (!$4) {
    set %tkb.time $calc( $2 *60)
    ban -ku $+ %tkb.time $chan $3 2 $2 minute temp-ban
    unset %tkb.time
  }
}