本系统主要是展示在博客是的动态信息，通过博客实现网络聊天-The system is mainly display dynamic information in a blog isThrough the blog network chat

MPEG-7标准，详细解析标准语法结构、技术内核，是的多媒体开发必用材料。(MPEG-7 standard, deeply introduced the syntax and data structure for MPEG-7, it's helpful for multi-media development.)