var lunchmenu;

$(document).ready(function () {
    lunchmenu = $(".lunchmenus");

    if (lunchmenu.length) {
        toggleLunchLink();

        $(window).scroll(function () {
            toggleLunchLink();
        });

        $(".lunchlink").live("click", function (e) {
            e.preventDefault();
            var targetOffset = lunchmenu.offset().top;
            $("html, body").stop().animate({ scrollTop: targetOffset }, 1000, function () { });
        });
    }
});

function toggleLunchLink() {
    // get the height of #wrap
    var h = lunchmenu.offset().top;
    var y = $(window).scrollTop();
    var y2 = $(window).height();
    var test = h - y2;

    if (y > test) {
        $(".lunchlink").stop().fadeTo(250, 0);
    } else {
        $(".lunchlink").stop().fadeTo(250, 1);
    }
}