public function getPMSunreadCount( $userId )
{
	global $_CB_database;

	if ( UddeIM::isUddeIM() ) {
		return UddeIM::getPMSunreadCount( $userId );
	}

	static $cache			=	array();

	if ( ! isset( $cache[$userId] ) ) {
		$query				=	"SELECT COUNT(*)"
							.	"\n FROM " . $_CB_database->NameQuote( '#__comprofiler_plugin_messages' ) . " AS m"
							.	"\n LEFT JOIN " . $_CB_database->NameQuote( '#__comprofiler_plugin_messages_read' ) . " AS r"
							.	" ON r." . $_CB_database->NameQuote( 'to_user' ) . " = " . (int) $userId
							.	" AND r." . $_CB_database->NameQuote( 'message' ) . " = m." . $_CB_database->NameQuote( 'id' )
							.	"\n WHERE ( ( m." . $_CB_database->NameQuote( 'from_user' ) . " != " . (int) $userId
							.	" AND m." . $_CB_database->NameQuote( 'to_user' ) . " = 0 )"
							.	" OR ( m." . $_CB_database->NameQuote( 'to_user' ) . " = " . (int) $userId
							.	" AND m." . $_CB_database->NameQuote( 'to_user_delete' ) . " = 0 ) )"
							.	"\n AND r." . $_CB_database->NameQuote( 'id' ) . " IS NULL";
		$_CB_database->setQuery( $query );
		$cache[$userId]		=	(int) $_CB_database->loadResult();
	}

	return $cache[$userId];
}