test

        var els = document.querySelectorAll('[data-i18n]');

        for (var i = 0; i < els.length; i++) {

            var key = els[i].getAttribute('data-i18n');

            els[i].textContent = t(key);

            var val = t(key);

            if (val.indexOf('&') !== -1) {

                els[i].innerHTML = val;

            } else {

                els[i].textContent = val;

            }

        }

        var titleEls = document.querySelectorAll('[data-i18n-title]');

        for (var j = 0; j < titleEls.length; j++) {

            var tkey = titleEls[j].getAttribute('data-i18n-title');

            titleEls[j].title = t(tkey);

            titleEls[j].title = decodeEntities(t(tkey));

        }

        var phEls = document.querySelectorAll('[data-i18n-placeholder]');

        for (var k = 0; k < phEls.length; k++) {

            var pkey = phEls[k].getAttribute('data-i18n-placeholder');

            phEls[k].placeholder = t(pkey);

            phEls[k].placeholder = decodeEntities(t(pkey));

        }

    }

    function decodeEntities(str) {

        var el = document.createElement('span');

        el.innerHTML = str;

        return el.textContent || el.innerText || str;

    }

    function onReady(fn) {