function displayThanks(){
  var url = window.location.toString();
  var urlParts= url.split("#");
  if(urlParts.length==2 && urlParts[1]=="thanks"){
    thanksMessage = document.getElementById("thanks");
    thanksMessage.className="subscription thankyou";
    signupMessage = document.getElementById("signup");
    signupMessage.className="hideMessage";
    
  }
}