PDO msqli

http://www.phpgang.com/how-to-use-mysqli_connect-in-php_336.html

http://www.phpgang.com/stop-using-php-mysql-extension-and-start-using-mysqli-or-pdo_3628.html?utm_source=feedburner&utm_medium=email&utm_campaign=Feed%3A+PHPGang+%28PHP+Gang+Solve+your+problems%29

http://www.phpgang.com/how-to-use-pdo-database-connection-in-php_461.html