jQuery(document).ready(function($) {

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

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

var megaConfig = {
 interval: 50,
 sensitivity: 4,
 over: addMega,
 timeout: 500,
 out: removeMega
};

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


});