User-agent: *
Disallow: /SearchList.aspx?
Disallow: /http://bbs.shennong.com/search.aspx?
Disallow: /http://bbs.shennong.com/search.aspx
Disallow: /help/
Disallow: /FileNotFound.htm
Disallow: /images/
Sitemap:  http://www.shennong.com/sitemap.xml 
Sitemap:  http://www.shennong.com/urllist.txt