function.php

<?php
include "config.php";
session_start();

if ( !$DB_NAME )
{
    die("No database connection or database does not exist");
}
try {
    $dbh = new PDO($DSN, $DB_USER, $DB_PASS);
    $dbh->setAttribute(PDO::ATTR_ERRMODE,            PDO::ERRMODE_EXCEPTION);
    $dbh->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_OBJ);
    $dbh->exec('SET CHARACTER SET utf8') ;
} catch (Exception $e) {
    die("Problem connecting to database $DB_NAME as $DB_USER: " . $e->getMessage() );
}
?>