It isn't in the DreamWeaver 'Modify' menu, but (hopefully) under the 'Site' menu. Post back if it isn't!
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.