Number.prototype.formatMoney = function(c, d, t){ var n = this, c = isNaN(c = Math.abs(c)) ? 2 : c, d = d == undefined ? "." : d, t = t == undefined ? "," : t, s = n < 0 ? "-" : "", i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0; return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : ""); }; // Initialize Firebase var config = { apiKey: "AIzaSyDp6hueFL5WsMclHHZjYvX5kjJJPP3RqG8", authDomain: "payfunnels.firebaseapp.com", databaseURL: "https://payfunnels.firebaseio.com", storageBucket: "firebase-payfunnels.appspot.com", }; firebase.initializeApp(config); var revenueRef = firebase.database().ref('marketing/all_revenue'); var getRevenue = function(divID) { revenueRef.on('value', function(snapshot) { //document.getElementById(divID).innerHTML = "$" + snapshot.val().amount.formatMoney(2); var endVal = snapshot.val().amount; var numAnim = new CountUp(divID, 0, endVal - 100, 2, 10); numAnim.start(function() { numAnim.update(endVal); }); console.log("update revenue"); }); }