There are a bunch of ways you might pull this off. We could help you with designing and implementing something like this in a premier support ticket, but I don't know of a tutorial or code to copy directly.
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.