一个ext为UI引擎的墙式留言板系统，简单的粘帖留言、修改、删除功能，适合ext初学者学习借鉴，采用免费的mysql数据库-a guestbook with UI engine basing on ext, message board system, a simple paste message, modify, delete function, suitable for beginners to learn ext. It use free database mysql.