Installation of Design Extender
http://zxpinstaller.com/
and then install the extension.
I'll cancel the order and refund the purchase immediately.
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.