jquery.lazyload.min.js

/*! jQuery & Zepto Lazy - iFrame Plugin v1.5 - http://jquery.eisbehr.de/lazy - MIT&GPL-2.0 license - Copyright 2012-2018 Daniel 'Eisbehr' Kern */
! function(t) {
    t.lazy(["frame", "iframe"], "iframe", function(r, a) {
        var e = this;
        if ("iframe" === r[0].tagName.toLowerCase()) {
            var o = r.attr("data-error-detect");
            "true" !== o && "1" !== o ? (r.attr("src", r.attr("data-src")), e.config("removeAttribute") && r.removeAttr("data-src data-error-detect")) : t.ajax({
                url: r.attr("data-src"),
                dataType: "html",
                crossDomain: !0,
                xhrFields: {
                    withCredentials: !0
                },
                success: function(t) {
                    r.html(t).attr("src", r.attr("data-src")), e.config("removeAttribute") && r.removeAttr("data-src data-error-detect")
                },
                error: function() {
                    a(!1)
                }
            })
        } else a(!1)
    })
}(window.jQuery || window.Zepto);