Shopping cart style order system with CMS

Hello, Shopping cart style order system with CMS required, The front end design is complete, will supply example sites, design layout and fully design brief Home page with JQuery/Javascript image slider linking to categories. Unlimited fully editable information pages with WYSIWYG editor. Simple text site search. Fully (admin) editable product pages with image gallery (editable), description section with WYSIWYG editor and booking options. Shopping Cart to keep a visible running total and ability to add and remove products. no need to register or login and no payment system. On checkout display .cart contents, individual costs and total costs, option to add or remove products, once complete this will be submitted with a form to include several require fields. Cms/admin to include admin logins with unique usernames/passwords. Ability to add categories and sub categories and products to be able to in more than one category or sub category. Add extras to individual categories and set parameters such as minimum and maximum numbers. Add optional extras to categories and set pricing. View bookings, displaying all details submitted via site forms. There may be some client requests for additional modifications to forms/categories etc before completion. Thank You