by Albert Wiersch » Mon Mar 29, 2010 11:51 am
I'm sorry for the delay.
I'm not familiar with SharePoint sites, but CSE HTML Validator should be helpful for checking any site's HTML, XHTML, or CSS output. The Batch Wizard may be helpful as well.
Please let me know if you have any more questions. If so, then please be as specific as you can.

Albert Wiersch