either use regular expressions to retrieve the information or look into
SGMLReader
http://www.xmlforasp.net/codeSection.aspx?csID=94HTML to XHTML Conversion with SGMLReader
http://www.eggheadcafe.com/articles/20030317.aspAn Elementary HTML Parser
http://www.codeproject.com/csharp/HTMLParser.asp
SGMLReader
http://www.xmlforasp.net/codeSection.aspx?csID=94HTML to XHTML Conversion with SGMLReader
http://www.eggheadcafe.com/articles/20030317.aspAn Elementary HTML Parser
http://www.codeproject.com/csharp/HTMLParser.asp
GotDotNet User Sample: SgmlReader 1.31
http://www.gotdotnet.com/Community/UserSamples/Details.aspx?SampleGuid=B90FDDCE-E60D-43F8-A5C4-C3BD760564BC
有没有什么高招?
看看这个
http://www.csdn.net/develop/Read_Article.asp?Id=23731
具体根据自己的实际情况修改