(function (d) {
    function n() { var a, f = { height: window.innerHeight, width: window.innerWidth }; if (!f.height) if ((a = document.compatMode) || !d.support.boxModel) { a = a === "CSS1Compat" ? document.documentElement : document.body; f = { height: a.clientHeight, width: a.clientWidth} } return f } setInterval(function () {
        var a = [], f, k = 0, i, c, o = d.expando; d.each(d.cache, function (q, j) {
            var g = j.events; if (!g) g = (j = this[o]) && j.events; if (g && g.inview) if (g.live) {
                var p = d(j.handle.elem); d.each(g.live, function () {
                    if (this.origType.substr(0, 6) === "inview") a =
a.concat(p.find(this.selector).toArray())
                })
            } else a.push(j.handle.elem)
        }); if (f = a.length) {
            i = n(); for (c = { top: window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop, left: window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft }; k < f; k++) if (d.contains(document.documentElement, a[k])) {
                var h = d(a[k]), e = { height: h.height(), width: h.width() }, b = h.offset(), l = h.data("inview"), m; if (b.top + e.height > c.top && b.top < c.top + i.height && b.left + e.width > c.left && b.left < c.left + i.width) {
                    m =
c.left > b.left ? "right" : c.left + i.width < b.left + e.width ? "left" : "both"; e = c.top > b.top ? "bottom" : c.top + i.height < b.top + e.height ? "top" : "both"; b = m + "-" + e; if (!l || l !== b) h.data("inview", b).trigger("inview", [true, m, e])
                } else l && h.data("inview", false).trigger("inview", [false])
            } 
        } 
    }, 250)
})(jQuery);