JQuery Vertical Mega Menu Widget
This WordPress plugin allow you to create a widget add vertical mega menus to your side columns you just need to use WordPress custom menu for with this plugin. It comes with 8 different skins for you to choose from. This WordPress menu plugin also includes 3 animation effects (show, slide out, and fade in), left and right animation directions, and multiple animation speeds. If you want to add a highly customisable menu to your blog’s sidebar, then you should definitely check out jQuery Vertical Mega Menu Widget.