Custom PHP Shopping Cart-PHP, MySQL, Smarty, AJAX

I have begun work on a shopping cart and need help to finish it quickly.? This is for the cart only.? Order system, database structure and administration of orders have already been implemented.? This project will consist of constructing the public facing shopping cart that uses PHP, MySQL, Smarty templates, and AJAX.? At the end of the order process the cart will need to post to our order system with the cart contents.? ? Please see attached doc for more detailed info.? ## Deliverables see attached zip