An alternative suggestion/re-write
Code:
menu status {
  Turn Group $iif($group(#TestGroup) == on,off,on) : $iif($ifmatchj,.disable,.enable) #TestGroup
  $iif($group(#TestGroup) == on,$style(1) TEST,$style(2) TEST)
  .Yep - the group is on://echo 4 -a *tada* ^^
}