HotWired's Webmonkey, A How-to Guide for Web Developers.

Thomas Boutell's World Wide Web FAQ (Frequently Asked Questions) about the web and related topics

Carl Tashian's How Do They Do That With HTML? page, which has LOTS of tips and links to other useful stuff.

If none of this has helped, you may want to take classes at bway.net.

And if you need non-HTML help, take a look at our incredibly useful help pages.