<?php 
require_once 'admin/db.php';
require_once 'includes/facebook/Facebook.class.php';
require_once 'includes/facebook/FacebookAdapter.class.php';
require_once 'includes/facebook/FacebookApiException.class.php';
$fb_response_url = urlencode($fb_response_url);
header(sprintf("Location: https://www.facebook.com/dialog/oauth?client_id=%s&redirect_uri=%s&scope=email", $fb_appid, $fb_response_url));
exit();
?>