<audio id="chatMessageAudio">
            <source id=chatMessageAudioSource"  />
        </audio>

            var b = document.getElementById(");
            if (b.canPlayType('audio/ogg; codecs="vorbis"')) {
                alert(1);
                b.type= audio/mpeg;
                b.src= /static/images/alert2.ogg;
                var p = b.play();
                p && p.then(function () {
                }).catch(function (e) {
                });
            }