code: function showRegistrationSuccess(){
    $.gritter.add({
      // (string | mandatory) the heading of the notification
      title: window._('ep_email_notifications.titleGritterSubscr'),
      // (string | mandatory) the text inside the notification
      text: window._('ep_email_notifications.msgSubscrSuccess'),
      // (int | optional) the time you want it to be alive for before fading out
      time: 10000,
      // (string | optional) add a class name to the gritter msg
      class_name: "emailNotificationsSubscrResponseGood"
    });
  }
docs: ***********************************
  Manage return msgs from server
  *********************************** 
  Show a successful registration message