In case you are needing a stretch:

Yoga Postures Step by Step

A nice page, I like that the Sanskrit names are used, as my teacher only uses the Sanskrit, and you have to learn them. Besides, it's so cool to hear something like " pascimottana-asana" (pah-cee-moh-tana asana) when you're sweating bullets and trying to keep it real. It's a beautiful word.

And look! The whole Bhagavad Gita on line!