/**
  * 添加文章的操作
  */
 public function add()
 {
     $PostsEvent = new PostsEvent();
     $post_id = $PostsEvent->insertEmpty();
     //      $this->redirect(U("Admin/Posts/posts",array("id"=>$post_id)));
     //      $post_restored = $PostEvent->restoreFromCookie();
     $this->posts($post_id, true);
     die;
 }