function buttons () {
   var div = document.getElementById ('buttons');
   var submit = document.createElement ('input');
   submit.setAttribute ('type', 'submit');
   submit.setAttribute ('name', 'Submit message');
   submit.setAttribute ('value', 'Submit message');
   div.appendChild (submit);
   var reset = document.createElement ('input');
   reset.setAttribute ('type', 'reset');
   div.appendChild (reset);
}