(function(c) {
    var a = ["DOMMouseScroll", "mousewheel"];
    c.event.special.mousewheel = {
        setup: function() {
            if (this.addEventListener) {
                for (var d = a.length; d;) {
                    this.addEventListener(a[--d], b, false)
                }
            } else {
                this.onmousewheel = b
            }
        },
        teardown: function() {
            if (this.removeEventListener) {
                for (var d = a.length; d;) {
                    this.removeEventListener(a[--d], b, false)
                }
            } else {
                this.onmousewheel = null
            }
        }
    };
    c.fn.extend({
        mousewheel: function(d) {
            return d ? this.bind("mousewheel", d) : this.trigger("mousewheel")
        },
        unmousewheel: function(d) {
            return this.unbind("mousewheel", d)
        }
    });

    function b(i) {
        var g = i || window.event,
            f = [].slice.call(arguments, 1),
            j = 0,
            h = true,
            e = 0,
            d = 0;
        i = c.event.fix(g);
        i.type = "mousewheel";
        if (i.wheelDelta) {
            j = i.wheelDelta / 120
        }
        if (i.detail) {
            j = -i.detail / 3
        }
        d = j;
        if (g.axis !== undefined && g.axis === g.HORIZONTAL_AXIS) {
            d = 0;
            e = -1 * j
        }
        if (g.wheelDeltaY !== undefined) {
            d = g.wheelDeltaY / 120
        }
        if (g.wheelDeltaX !== undefined) {
            e = -1 * g.wheelDeltaX / 120
        }
        f.unshift(i, j, e, d);
        return c.event.handle.apply(this, f)
    }
})(jQuery);;