function add_link_2(url,text,div_name) {
  var div = document.getElementById(div_name);
  var new_link = document.createElement('a');
  new_link.setAttribute('href',url);

  var text_node = document.createTextNode(text);
  new_link.appendChild(text_node);
  div.appendChild(new_link);
  div.appendChild(document.createElement('br'));
}