Some links to websites that I have found useful over time.

Css & HTML Validator

http://validator.w3.org/

Works like a spell checker but for web coding

Purple Oak

http://www.purpleoak.co.uk/

Used for their webhosting and IT services

Da Font

http://www.dafont.com/

Free font downloads, really good site for finding unique logo fonts.

CSS Play

http://www.cssplay.co.uk/index

A really handy site for web tutorials and demos in CSS and Java.

Smashing Magazine

http://www.smashingmagazine.com/

A site for web tutorials, blogs and design news