The developers by design did not build any of the menus with hover effect. Here is an explanation from one of the Bootstrap Developers explaining their reasoning. http://markdotto.com/2012/02/27/bootstrap-explained-dropdowns/


By default, JSN does not build this into the default template.


As usual, someone developed a hack to make it work. Here are examples within JSN UI Patterns showing this: http://codepen.io/jstneg/pen/dPMPMM



For me and other techie types, here is the referenced resources on how this works.

http://stackoverflow.com/questions/8878033/how-to-make-twitter-bootstrap-menu-dropdown-on-hover-rather-than-click

http://jsfiddle.net/2Smgv/3100/