This is a really good article about how to create a star rating system where you mouse over the stars to register your vote and they light up using only CSS. Flippin sweet! (5 stars, heh.) 🙂
Creating a Star Rater using CSS – Blog – Komodo Media
Creating a Star Rater using CSS
But! Before we get into the action, I know I like to see a working example first, so here, check this out.