Geek2Seek.com Cipher Challenge

Did the Davinci Code bore you?  Did you already see the woman in the red dress in the Matrix's code?  Your mission, if you choose to accept it, is to crackthecode and reveal its secret.  If you are successful and think you figured it out, use the answer as a coupon code upon your check out to earn more savings on your cart.  View it as an appreciation to all fellow geeks!  Now get cracking!