I have had troubles for years to get up in the morning. Here are some tips I use fix it. It has help me a bit to get up earlier.

   - Reduce Caffein intake. the half life of caffein is 6h on average... 

   - Reduce sugar intake.

   - Try to go to bed at a regular time.

   - Eat more fruits and vegetables.

   - No coffee or tea in the afternoon.

   - try to respect sleep cycles.

Here are two links that give interesting informations about sleep :

   www.supermemo.com/articles/sleep.htm

   www.sleepwarrior.com