text selection bookmarklet code unminified from marksaved.com

gistfile1.js

//javascript:
(function () {
    var enc = encodeURIComponent;
    var s = window.getSelection();
    if (location.href == "http://marksaved.com/welcome") {
        alert("Drag this button to the toolbar to start highlighting")
    } else if (s && encodeURIComponent(s).length > 1300) {
        alert("Sorry, you can only highlight up to 1K characters")
    } else {
        var d = document;
        var m = 'Saving';
        if (s.toString().length == 0) {
            m = 'Highlighting';
        }
        var t = d.createElement("div");
        t.innerHTML = "<div style = 'padding:10px;background-color:#feffde; border:1px solid #cecfa4;font-family:helvetica,arial,sans;'>" + m + "</div>";
        t.style.position = "fixed";
        t.style.top = "5px";
        t.style.left = "5px";
        d.body.appendChild(t);
        if (typeof marksaved == "undefined") {
            var s = d.createElement("script");
            s.src = "http://marksaved.com:80/ui/bootstrap" + "?v=4&r=" + (new Date()).getTime() + "&u=" + enc("christopherdebeer") + "&b=" + enc("709eb0a53c1cbea01639abf707ae4534fd348da8");
            s.type = "text/javascript";
            d.getElementsByTagName("head").item(0).appendChild(s);
        } else {
            marksaved.save_highlight();
        }
        window.setTimeout(function () {
            d.body.removeChild(t)
        }, 2000);
    }
})();