In April 2010 the license was changed to allow installation on 2 domains. Since you purchased before the license was changed, I have updated your account to allow unlimited activations.
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.