DHTML Menu Builder is able to create both horizontal "top menu" and vertical "side menu" navigation systems. You can create multi-level, or tiered menus with great ease. The Menus work in all browsers and even support frames. Your DHTML menu is totally customizable. You can adjust fonts, colors, borders, padding, alignment, even adjust the arrows for the sub-menus. Lots of features and options puts you in full control of the layout and design. Using the DHTML Menu Builder is fast, easy, and fun. Plus, it's FREE!

http://www.coffeecup.com/free-dhtml/