protected function connect()
{
self::$dbh = mysql_pconnect(self::$dbhost, self::$user, self::$pass);
if (!is_resource(self::$dbh)) {
throw new Exception();
}
//!is_resource( $this->dbh )
if (!mysql_select_db(self::$dbname, self::$dbh)) {
throw new Exception();
}
//!mysql_select_db( $this->dbname, $this->dbh )
}
