ZetaConnection

//config.php

<?php
$CONFIG = array();

$CONFIG['mysql']['host'] = 'localhost';
$CONFIG['mysql']['user'] = 'root';
$CONFIG['mysql']['pass'] = 'root'; //change to your password
$CONFIG['mysql']['db'] = 'zetadb'; //keep as zetadb
?>

//class.mysql.php

<?php
/**
 * basic mysql class
 *
 * @author adil
 */
class mysql {

  public function connect()
  {
      global $CONFIG;
      $con = mysql_connect($CONFIG['mysql']['host'], $CONFIG['mysql']['user'], $CONFIG['mysql']['pass']);
      mysql_select_db($CONFIG['mysql']['db'], $con);
  }

}
?>

//global.php


<?php
require_once 'config.php';
require_once 'classes/class.mysql.php';

$mysql = new mysql();

$mysql->connect();
?>