template.php

  // Provide additional template suggestions.
  if (module_exists('path')) {
    $alias = drupal_get_path_alias(str_replace('/edit','',$_GET['q']));
    if ($alias != $_GET['q']) {
      $template_filename = 'page';
      foreach (explode('/', $alias) as $path_part) {
        $template_filename = $template_filename . '-' . $path_part;
        $template_filename = $template_filename . '-' . $variables['node']->type;
        $variables['template_files'][] = $template_filename;
      }
    }
  }