这三个都不错,可以学习一下http://218.57.11.111/blog/user1/17/archives/2006/1055.htmlhttp://www.ddduuu.com/IT/wangluo/2006-05-18/IT_150897.htmlhttp://wuwuzhengyu.blog.sohu.com/3608077.html
拜托,不博克,是博客吧