To edit the menu, you will need to have the Properties window open (Window -> Properties) and also under Dreamweaver -> Preferences -> Invisible Elements and make sure to have the Scripts check box checked.
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.