text: window.onload = function () {
  	let succ = () => {
  		name = firebase.auth().currentUser.email;
  		document.getElementById("emailInNav").innerHTML = name + " <span class=\"glyphicon glyphicon-cog\"></span>";
  	};
  	let fail = () => {
  		
  	};
  	retryUntilTimeout(succ, fail, 1000);
  };