[MuraCMS] An efficient way to cache nav

EfficientNavCaching.js

/*Mura Nav Caching.

Set the nav caching to only cache 1 copy (no attaching an ID to the key)

Then put this in the javascript 
*/
//Active class for mobile nav - This is done so that we can cache the mobile nav once and apply the active class after rendering
activeID = $('body').attr('class').replace(/^sys/,'nav');
$('#'+activeID).addClass('active');
$('#'+activeID).parents('li').addClass('active');