http://www.w3schools.com/
w3schools.com offers free online tutorials in html, css, javascript, php, sql and more.
http://www.lynda.com/
Lynda.com offers online video tutorials in hundreds of topics including photoshop, microsoft office, adobe software, wordpress, flash, ajax and much more. You will need to sign up for a paid subscription to access the tutorials.
Planning and Organizing Websites: download a podcast | download a pdf
A tutorial developed by the Educational Technology Center that describes how to create a detailed plan for developing a website.
