im looking for a payment gateway type script that i can incorporate into my site. that supports atleast some of the following - paypal - google checkout - worldpay - moneybookers.com - 2checkout.com i just need it to be simple so they can pay then it returns some sort of data so i know how much they paided and if they payment was successful or not. or if you dont know of a script maybe somewhere i can find a tutorial to do this