FB fan page script

need a script on facebook fan page similar to this. [[login to view URL]!/pages/Free-Farmville-Rare-Items-Play-the-Slots-Today-and-WIN/363663724188?v=app_106883959332752&ref=ts][1] simply put a user may not be able to move on to the next stage unless they complete the step before. coder need to have a page up to show product completed. would need the script well commented as well zipped up. ## Deliverables let me know cost and timeline.