php affiliate tracking

need a affiliate tracking and maintanice system for py per sale system. where we need to track all visitors -- for months and ensure if there is any sale then we need to pay them. More details after seing your work in php/ mysql My max budgtet in this is $200 No open source / GPL work plz. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. **3) Exclusive and complete copyrights to all work purchased. (No GPL, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site). ** ## Platform php / mysql