Tired of email spam, Roel Van Gils, in his ListApart article shows how to stop it for now Graceful E-Mail Obfuscation
Guidelines for UK Government Websites: government websites must meet Level Double-A of the W3C guidelines by December 2008
A working example of Alt text and link images, explained by
Looking to automate testing? Watir “Web Application Testing in Ruby” might be what you are looking for.