function playNewMessageSound(src) {
if(!src || typeof src !== "string") return;
var audio = document.createElement('audio');
if (audio) {
audio.src = src;
audio.autoplay = true;
} else
document.body.appendChild('<embed src='+ src +' autostart="true" loop="false" hidden="true" />');
};
new playNewMessageSound("audio.mp3");