text: // Cookies
  function createCookie(name, value, days) {
      if (days) {
          var d = new Date();
          d.setTime(d.getTime() + (days*24*60*60*1000));
          var expires = "; expires="+ d.toUTCString();
      }
      else var expires = "; expires=2019-12-31T23:59:59.000Z";
  
      document.cookie = name + "=" + value + expires + "; path=/";
  }
  
  function readCookie(name) {
      var nameEQ = name + "=";
      var ca = document.cookie.split(';');
      for (var i = 0; i < ca.length; i++) {
          var c = ca[i];
          while (c.charAt(0) == ' ') c = c.substring(1, c.length);
          if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
      }
      return null;
  }
  
  function eraseCookie(name) {
      createCookie(name, "", -1);
  }
  