Is your website ineffective? find out, then do some hallway testing…
This introdcuction to finding out whether your website is ineffective comes from Vincent Flanders (Websites that Suck) via Kathy Sierra (Creating Passionate Users):
http://www.nonprofittips.com/is-my-web-site-ineffective-an-introduction/
From the same blog entry by Kathy, this site lets you submit a page for usability testing by other folks willing to take a look: