Small contract for individual skilled in PHP

I am looking for a skilled PHP programmer to dedicate a few hours to finalizing the payment gateway integration of my e-commerce site with Authorize.net.  I have developed most of the website but do not posess the time/skills to integrate the shoppingcart with the payment gateway.  I would imagine that the job would take less than 5 hours to complete.  If you are interested in making a quick buck helping me out please respond to palmer23@gmail.com with your experience and desired hourly rate.  This job has a desired deadline of Monday April 21st.