This is a modified version of jQSimpleMenu, it opens on click and does not close on Mouse out, but on click of parent background.
It makes the navigation easier and is more barrier free.

Forked from:
For complete documentation please visit http://www.egrappler.com/multi-level-hierarchical-jquery-menu-jqsimplemenu/

or 

Github plugin wiki page https://github.com/mshahbazsaleem/jQSimpleMenu/wiki/Multi-Level-Hierarchical-jQuery-Menu:-jQSimpleMenu