'; ?> '; if(!isset($_GET['page_id'])) { include('includes/home.php'); } else if($_GET['page_id'] == 3) { if(isset($_GET['id'])) include('includes/project.php'); else include('includes/project_overzicht.php'); } else if($_GET['page_id'] == 5) { include('includes/contact.php'); } else { include('includes/content.php'); } echo ' '; ?>