Also a couple of good sites that kiwi33 posted on another thread recently about relaxation and sleep. It might all sound easier said than done considering all that you're feeling right now, but they can become very useful habits to learn for a lifetime.

Progressive Muscle Relaxation

http://healthysleep.med.harvard.edu/...vercoming/tips
Twelve Simple Tips to Improve Your Sleep

also

Useful Resources & Websites for Anxiety and OCD
http://neurotalk.psychcentral.com/thread1395.html