if(!function_exists('mysql_pconnect')){

    $mysqli = mysqli_connect("$dbhost:$dbport", $dbuser, $dbpass, $dbname);

    function mysql_pconnect($dbhost, $dbuser, $dbpass){

        global $dbport;

        global $dbname;

        global $mysqli;

        $mysqli = mysqli_connect("$dbhost:$dbport", $dbuser, $dbpass, $dbname);

        return $mysqli;

        }

    function mysql_select_db($dbname){

        global $mysqli;

        return mysqli_select_db($mysqli,$dbname);

        }

    function mysql_fetch_array($result){

        return mysqli_fetch_array($result);

        }

    function mysql_fetch_assoc($result){

        return mysqli_fetch_assoc($result);

        }

    function mysql_fetch_row($result){

        return mysqli_fetch_row($result);

        }

    function mysql_query($query){

        global $mysqli;

        return mysqli_query($mysqli,$query);

        }

    function mysql_escape_string($data){

        global $mysqli;

        return mysqli_real_escape_string($mysqli, $data);

        //return addslashes(trim($data));

        }

    function mysql_real_escape_string($data){

        return mysql_real_escape_string($data);

        }

    function mysql_close(){

        global $mysqli;

        return mysqli_close($mysqli);

        }

}