you can use eCart to create a store that uses either dollars or pounds, or Yen.
But not a cart that supports more than one at a time.
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.