说明：  如果你使用过目前众多网站上的电子公告板程序的话，那你应该会知道电子公告板程序为了提高页面的读取速度，一般不会将所有的帖子全部在一页中罗列出来，而是将其分成多页显示，每页显示一定数目的帖子数，譬如 20 条。本项目提供了用JSP实现这一功能的方法。
( Front if you use glance at in multitudinous website electronic announcement board procedure, then you should be able to know the electron announces the board procedure in order to enhance the page to read takes the speed, generally cannot completely display all cards in a page, but is divides into it the multi- pages demonstration, each page of demonstrations certain number goal placard fraction, for example 20. This project provided has realized this function method with JSP. )