Here are some cool links for help on web design in flash

www.actionscript.org

www.flashkit.com

www.kirupa.com

and here are some other sites for general things in web design,

www.3dbuzz.com

http://www.killersites.com/

http://www.htmlgoodies.com/

http://webmonkey.wired.com/webmonkey/

I hope it helps