you need to add a form to your page with a submit button in it to send the email.
to edit the email, open the server behaviors panel, double click the universal email server behavior, then click the DW edit icon.
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.