Harry Maugans » How to Create a Collapsible DIV with Javascript and CSS
Directions for creating text that you can expand and collapse. Seems to be accessible too
Blog posts
Harry Maugans » How to Create an Animated, Sliding, Collapsible DIV with Javascript and CSS
Similar to the other link about collapsible text, but this one allows for animation and has two separate links for sliding down & sliding up
Cross-Browser CSS Gradient
CSS-only gradients--no separate images needed. Still won't work in all browsers, but it's a nice touch for the ones that do.