Not clear on what you mean by full height, but on the first page of the wizard there is a check box for 'equal columns'. That may be what you are looking for?
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.