text: var config = {
      apiKey: "AIzaSyCyUJx6y4rpepUeicSvXZKulHL6Q-yCGjw",
      authDomain: "prom-afa93.firebaseapp.com",
      databaseURL: "https://prom-afa93.firebaseio.com",
      projectId: "prom-afa93",
      storageBucket: "prom-afa93.appspot.com",
      messagingSenderId: "358129509725"
  };
  firebase.initializeApp(config);