when you run the checkout wizard, you have to choose between using paypal payments standard or paypal payments pro.
to answer the question you have asked, i need to know which of those you will use.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.