'; switch ($view) { case 'login': echo login((isset($err) ? $err : '')); break; case 'signup': echo signup((isset($err) ? $err : '')); break; case 'display': echo display(); break; case 'signup_success': echo signup_success(); break; } echo ''; include_once 'includes/foot.php'; function login($err = null) { $form = '
Or signup instead
' . $err . '
'; return $form; } function signup($err = null) { $form = '
Or login instead
' . $err . '
'; return $form; } function signup_success() { $display = '

Account creation success!

Login to get started.

'; return $display; } function display() { $display = '

Account

' . $_SESSION['username'] . '

'; return $display; }