$(function(){

    var config = {    
         sensitivity: 3, // number = sensitivity threshold (must be 1 or higher)    
         interval: 0,  // number = milliseconds for onMouseOver polling interval    
         over: doOpen,   // function = onMouseOver callback (REQUIRED)    
         timeout: 0,   // number = milliseconds delay before onMouseOut    
         out: doClose    // function = onMouseOut callback (REQUIRED)    
    };
    
    function doOpen() {
        $(this).addClass("hover");
        $('div:first',this).addClass("hover");
    }
 
    function doClose() {
        $(this).removeClass("hover");
        $('div:first',this).removeClass("hover");
    }

    $("ul.nav li").hoverIntent(config);
    $("ul.sub-nav li").hoverIntent(config);

});