// AJAX call sending sign up info to store-address.php
$(function() {
  $('#signup').submit(function(e) {
     var el = this;
     e.preventDefault()
     $('#response').html('Adding email address');
     	// Prepare query string and send AJAX request
     $.ajax({
        url:'/mailchimp/store-address.php',
        data: 'ajax=true&' + $(el).serialize(),
        success:function(html) {
        $('#response').append(html);
        }
        });
       });
      })