How Facebook ranks all your friends bookmarklet (modified from Arjun Sreedharan's)

fb_rank_bookmarklet

javascript: (function () {
    function creator(e, t, n) {
        var r = document.createElement(n);
        var att = document.createAttribute("style");
        att.value = "max-width:120px";
        r.setAttributeNode(att);
        var i = document.createTextNode(t);
        r.appendChild(i);
        e.appendChild(r);
    }

    function attribute(e, t, n, a) {
        var td = document.createElement("td");
        var r = document.createElement(n);
        var att = document.createAttribute(a);
        att.value = t;
        r.setAttributeNode(att);

        td.appendChild(r);
        e.appendChild(td);
    }

    function map(OldValue) {
        var OldMin = .3;
        var OldMax = .5;
        var NewMin = 600;
        var NewMax = 2;
        var OldRange = (OldMax - OldMin);
        var NewRange = (NewMax - NewMin);
        var NewValue = (((OldValue - OldMin) * NewRange) / OldRange) + NewMin;
        return NewValue;
    }

    function displayData(e) {
        var t = document.createElement("table");
        var n = document.createElement("thead");
        t.appendChild(n);
        var r = document.createElement("tr");
        creator(r, "Photo", "th");
        creator(r, "Name", "th");
        creator(r, "Score", "th");
        creator(r, "Bar", "th");
        n.appendChild(r);
        var s = document.createElement("tbody");
        t.appendChild(s);
        for (i = 0; i < e.length; i++) {
            var r = document.createElement("tr");
            attribute(r, e[i]["photo"], "img", "src");
            creator(r, e[i]["text"], "td");
            creator(r, JSON.stringify(e[i]["grammar_costs"]["{user}"]), "td");
            if (e[i]["grammar_costs"]["{user}"] > 0) {
                attribute(r, "width:" + map(Number(String(e[i]["grammar_costs"]["{user}"]))) + "px", "div", "style");
            }
            /*creator(r, JSON.stringify(e[i]), "td");*/
            s.appendChild(r)
        }
        document.body.innerHTML = "<style>img{max-width:30px;}div{height:20px;background-color:#3B5998;}</style>";
        document.body.appendChild(t)
    }
    id = requireDynamic("Env").user;
    url = "//www.facebook.com/ajax/typeahead/search/facebar/bootstrap/?viewer=" + id + "&__a=1";
    x = new XMLHttpRequest;
    x.onreadystatechange = function () {
        if (x.readyState == 4 && x.status == 200) {
            srr = JSON.parse(x.responseText.substring(9)).payload.entries;
            displayData(srr)
        }
    };
    x.open("GET", url, true);
    x.send()
})()