$(document).ready(function() {

    $("ul.menuSubNav").css("opacity", 0);

    $("ul.menuTopNav li a").hoverIntent({
        interval: 100,
        over: openMenu,
        timeout: 0,
        out: closeMenu
    });
});

function openMenu()
{  
    var subnav = $(this).parent().find("ul.menuSubNav");
    var subnava = $(this).parent().find("ul.menuSubNav a");
    
    if (subnav.css("opacity") < .1) 
        subnav.css("opacity", 0).slideDown("slow").animate({ opacity: 1 }, { queue: false, duration: "slow" });

    subnava.css("display", "block");

    $(this).parent().hover(function() {
    }, function() {
        var subnav = $(this).find("ul.menuSubNav");
        var subnava = $(this).find("ul.menuSubNav a");

        subnav.css("opacity", 1).slideUp("slow").animate({ opacity: 0 }, { queue: false, duration: "slow" });
        // subnava.fadeOut("slow");

    });
}

function closeMenu() {
}