code: function initPopupForm(){
    var popUpIsAlreadyVisible = $('#ep_email_form_popup').is(":visible");
    if(!popUpIsAlreadyVisible){ // if the popup isn't already visible
      var cookieVal = pad.getPadId() + "email";
      if(cookie.getPref(cookieVal) !== "true"){ // if this user hasn't already subscribed
        askClientToEnterEmail(); // ask the client to register TODO uncomment me for a pop up
      }
    }
  }
docs: Initialize the popup panel form for subscription