Miscellany

<?php
switch ($_GET[action]) {
     //Default to index
     default:
          include "start.php?";
          break;
     //User action
     case 'user';
          if (isset($_GET['new'])) {
               include 'usernew.php';
          } elseif (isset($_GET['someaction'])) {
               include 'usersomeaction.php';
          } elseif (isset($_GET['foobar'])) {
               include 'userfoobar.php';
          }
          break;
     //Upload action
     case 'upload':
          include 'upload.php';
          break;
}
?>