137305 Click Ad for Credit Script

I need a script that allow users to click other users' ads for credits. FREE MEMBERS - The more credits a user have the more ads they can post - FREE members will earn 1 credit per clicked ad - FREE members will earn 2 credits per clicked PAID ad - FREE members will need 10 credits to post 1 ad - FREE members ads will only last 3 days PRO MEMBERS - PRO members will earn 2 credits per clicked ad - PRO members will earn 3 credits per clicked PAID ad - PRO members will need 5 credits to post 1 ad - PRO members ads will only last 7 days ADDITIONAL PAGES - A page where users can see views/clicks for their ads - A page where users can view referral codes/commissions PAID ADS - A section on the main page for PAID Ads to be viewed - A way for FREE/PRO members to upgrade any of their ads to a paid ad - A page for FREE/PRO members to purchase PAID ads - PAID ads will only last 30 days PAYMENT Methods: PayPal, 2Checkout, StormPay, and AlertPay