The following links provide different views of many yoga postures.

Yoga About

http://yoga.about.com/od/yogaposes

Yoga Postures @ Santosha

http://www.santosha.com/asanas/

Yoga Posture Pictures@ YogaCards

http://www.yogacards.com/yoga-postures.html

Videos

Surya Namaskara A

youtube.com/watch?v=hVKQotzu-DY&feature=related

Surya Namaskara B

youtube.com/watch?v=75i0EdmGFaE&feature=related