This deal has ended.
Buy.com has the JanSport Super Student Backpack on sale for only $39.99. The backpack features three large compartments, padded laptop sleeve, front utility pocket, and comes with a lifetime warranty. It's available in six different colors. Shipping is free, there is no sales tax (except CA, MA, MD, TN), and new Google Checkout users can get a $10 discount for signing up.