Dj-MultiTreeMenu is an enhanced drop down menu, which allows you to show subitems segregated in mulitple columns.
What's more - submenu is expandable by using mootools effects, which you can set at modules parameters.
DJ-MultiTreeMenu is also multilevel! It shows the subitems in a tree style.
This menu module is also responsive ready! Your responsive templates can now get a dropdown menu while in narrow view.