This is Mark Pilgrim's introduction into making a website much more accessible for its users. Ideal for aspiring or professional web designers and developers.
From the
"This book is entitled "Dive Into 30 days to a more accessible web site", and it will answer two questions. The first question is "Why should I make my web site more accessible?" If you do not have a web site, this book is not for you. The second question is "How can I make my web site more accessible?" If you are not convinced by the first answer, you will not be interested in the second."