hack that wont allow to enter several pages until they made x replies

[Kaasie]

hack that wont allow to enter several pages until they made x replies

that would be a great hack
could anyone make such a hack or is it existing yet? a customizable look a like would be cool too

thanks?

[Dismounted]

if ($vbulletin->userinfo['postcount'] >= X)
{
SHOW PAGE
}
else
{
SHOW ERROR
}