From google:
-Take a Warm Bath
-Listen to Music
-Drink Warm Milk
-Drink Herb Tea
-Eat a Bedtime Snack
-Avoid Caffeine, Alcohol and Tobacco
-Sleep in a Well-Ventilated Room
-Sleep on a Good Firm Bed
-Sleep on Your Back
-Get Some Physical Exercise During the Day
-Keep Regular Bedtime Hours
-If You Can't Sleep, Get Up
-Don't Sleep In
-Get Up Earlier in the Morning
-Avoid Illuminated Bedroom Clocks
-Counting Sheep
-Don't Watch TV Before Going to Bed
-Toe Wiggling/Stomach Rub
-Deep Breathing
-Visualize Something Peaceful
-Visualize Something Boring
-Not Thinking
-Yawning
-Sex—Alone or with Others
-Backwards Counting / Mental Computer
-Earplugs
-Hot Water Bottle
...hope they help.
The website is here:
http://www.well.com/~mick/insomnia/