<?php
    $pages = array(
        'tasker' => 'action/tasker.php',
        'adduser' => 'action/adduser.php',
        'usermanage' => 'action/usermanage.php',
        'login' => 'html/login.html',
        'task' => 'action/taskdetails.php',
        'logout' => 'action/logout.php',
		'admin' => 'admin/adminpage.php',
        );
            if (isset($_GET['action']) && isset($pages[$_GET['action']]))
                {
                    include($pages[$_GET['action']]);

                    } else {
                        include($pages['login']);
                }
?>
}
}