Web Design Resources

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Jakob Nielsen's Top Ten Mistakes in Web Design and Top Ten Mistakes Revisited three years later
"The Web Design Group was founded to promote the creation of non-browser specific, non-resolution specific, creative and informative sites that are accessible to all users worldwide. To this end, the WDG offers material on a wide range of HTML related topics. We hope that with this site as a reference, you will be able to create Web sites that can be used by every person on the Internet, regardless of browser, platform, or settings." Dutch and Danish mirrors.
Web Content Accessibility Guidelines - "These guidelines explain how to make Web content accessible to people with disabilities. The guidelines are intended for all Web content developers (page authors and site designers) and for developers of authoring tools. The primary goal of these guidelines is to promote accessibility. However, following them will also make Web content more available to all users, whatever user agent they are using ... or constraints they may be operating under..." Now officially a Recommendation.
The Website Design Tips at Pagan Best of the Web are concise and make excellent sense.