Full original CMS

Looking for someone who can design a cms similar to joomla, PhpNuke, Mambo Xoops, and etc. This will be an advertisement website that deal with business ads. It must have the following fuctions: 1. Business Directory (craiglist, yellowpage, and etc.) 2. Super Admin, Admin, Manager, Client, and etc. (each group only have limited access to certain areas.) 3. Banner has can be run on flash and must have expired date and time. 4. Everything must have expiration date on it and also how many clicks til it expire. 5. Must be easy to managed by a newcomer with no experience. 6. Business and customer register paid members. 7. Banner that when you click once you win. This banner is only for those who are paid member. 8. Each file must have there own section. (menu, category, sub, and etc.) CMS must look something like this but does not has to be as long as all function are there and easy to managed. [login to view URL] Must provide a demo of your work in order for me to select you.