itsago.html

    <time id="itsago1"></time> <br>
    <time id="itsago2" datetime="2016-09-19 19:01:00"></time> <br />
    <time id="itsago3"></time> <br>
    <time id="itsago4"></time> <br>

    <script src="polyglot.min.js"></script>
    <script src="itsago.js"></script>

    <script>
        var el1 = document.getElementById('itsago1');
        var el2 = document.getElementById('itsago2');
        var el3 = document.getElementById('itsago3');
        var el4 = document.getElementById('itsago4');

        /* Polyglot.js phrases object */
        espanolLibro = {
            phrases: {
                "seconds": "justo ahora",
                "minutes": "hace %{minutes} minutos",
                "hour": "hace una hora",
                "hours": "hace %{hours} horas",
                "day": "hace una dia",
                "days": "hace %{days} dias",
                "month": "hace una mes",
                "months": "hace %{months} meses",
                "year": "hace una año",
                "years": "hace %{years} ans"
            }
        }

        /* Polyglot.js mixin wrapper function */
        var polyglotMixin = function(value, interval) {
            var poly = new Polyglot(espanolLibro);
            data = {}; data[interval] = value;
            return poly.t(interval, data, interval)
        }

        /* Updates an element using a mixin */
        itsago (el1, "2009-09-20", polyglotMixin)

        /* Updates an element, uses datetime= value */
        itsago (el2)

        /* Returns a string */
        console.log (itsago (null, "2009-09-20"))

        /* Returns a string using a mixin */
        console.log (itsago (null, "2009-09-20", polyglotMixin))

        /* Throws an warning, invalid mixin */
        itsago (el3, "2008-09-20", "Hello, World")

        /* Updates an element, uses current time, stickies the datetime attr */
        itsago (el4, null, null, sticky=true)

        /* Updates every minute */
        setInterval (function() {
            itsago (el4);
        }, 60000);
    </script>