//227purge_spam
// purge Spam folder?
$_prefs['purge_spam'] = array(
    'value' => 0,
    'locked' => false,
    'shared' => false,
    'type' => 'checkbox',
    'desc' => _("Purge old messages in the Spam folder?"),
    'help' => 'prefs-purge_spam');

