Play sound and vibrate your phone when a message comes.
// ==UserScript==
// @name m.facebook.com sound notification
// @namespace http://tampermonkey.net/
// @version 3.0
// @description Play sound and vibrate your phone when a message comes.
// @author Psyblade
// @match https://m.facebook.com/*
// @grant none
// ==/UserScript==
var jewelElem = document.getElementById("mJewelNav").childNodes[2].getElementsByClassName("_59tg")[0]
var observer = new MutationObserver(function(mutationsList, observer) {
if(jewelElem.innerHTML != "0")
{
var audio = new Audio('https://raw.githubusercontent.com/psyblade12/Notification-in-m.facebook.com/master/FBMessSound.ogg');
audio.play();
window.navigator.vibrate(500);
}
});
observer.observe(jewelElem, {characterData: false, childList: true, attributes: false});