$(document).ready(function() {
      
			      function addMega(){
			        $(this).addClass("hovering");
			        }

 			     function removeMega(){
 			       $(this).removeClass("hovering");
 			       }

				var megaConfig = {
 			        interval: 0,
 			        sensitivity: 5,
  			       over: addMega,
    			     timeout: 0,
    			     out: removeMega
 				};

			    $("li.mega").hoverIntent(megaConfig)

 		     
			    });