internet explorer 9 fix for buto javascript embed #379 use this in place of old embed code

ie9-js-embed.js

(function(d, conf) {
        var b = d.createElement('script');
        b.setAttribute('async', true);
        b.src = '//embed.buto.tv/js/' + conf.object_id;
        if (b.addEventListener) { //for IE<9
            b.addEventListener("load", function() {
                if (window.buto)
                    buto.addPlayer(conf);
            }, false);
        } else if (b.readyState) {
            b.onreadystatechange = function() {
                if (window.buto)
                    buto.addPlayer(conf);
            };
        }
        var s = d.getElementsByTagName('script')[0];
        s.parentNode.insertBefore(b, s);
    })(document, {object_id: '<?= $this->video['video_id']; ?>', element_id: 'buto_<?= $this->video['video_id']; ?>', width: videoWidth, height: videoHeight});