Lb to Kg Kg to Lb

on *TEXT:!lb2kg *:#: {
  if ($2 isnum) && ($2 > 1) {
    msg $chan $2 Lbs is about equal to $calc($2 / 2.2) Kgs.
    {halt}
  }
  esleif ($2 == 1) {
  msg $chan $2 Lb is about equal to $calc($2 / 2.2) Kgs. }
}

on *TEXT: !kg2lb *:#: {
  if ($2 isnum && ($2 > 1) {
    msg $chan $2 Kgs is about equal to $calc($2 * 2.2) Lbs.
    {halt}
  }
  esleif ($2 == 1) {
  msg $chan $2 Kg is about equal to $calc($2 * 2.2) Lbs. }
}