you would need to create a new user on your computer.
under one user, you would define the ASP sites in Dreamweaver and install Security Assist 1, under the other user you would define your new sites in Dreamweaver and install Security Assist 2.
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.