dhtmlxMenu is a powerful and versatile Ajax-enabled JavaScript menu with a rich feature set, including XML support, cross-browser compatibility, and a robust API. With easy customization options and GPL licensing, it offers an optimal solution for developing compelling and dynamic web applications.

One key advantage of dhtmlxMenu is its flexibility. You can create attractive popup or dropdown menus that are completely customizable to meet your needs. With options like color, font, borders, padding, position, and background images, you can tweak the menu parameters to achieve the visual look and feel you want.
The hierarchical menu design also means that dhtmlxMenu covers all of your web site navigation needs. You can rest assured that your users will be able to easily navigate your site with dhtmlxMenu.
What's more, you don't have to worry about reloading your site to make changes to the navigation menu. The dynamical loading from XML feature allows you to completely change the design and layout of your menu in real-time without disrupting the user experience.
Other impressive features of dhtmlxMenu include vertical scrolling of items and support for several button types (e.g., image, image with text, select box). It also boasts cross-browser compatibility, meaning that it will work perfectly in all main web browsers, including IE, Mozilla, FireFox, Safari, and Opera.
If you are looking for a robust, easy-to-use, and customizable JavaScript navigation component, dhtmlxMenu is the answer. It comes with a powerful JavaScript API and is available under both GPL and commercial license options.
Version 1.0: Initial release