function onComplete(responseText, responseXML)
{
  var mainNode = responseXML.documentElement;
  var nodes = mainNode.childNodes;
  str = "";
  for(i = 0; i < nodes.length; i++){
    if(nodes[i].nodeType == 1){
      str += nodes[i].firstChild.nodeValue;
      str += "<br>";
    }
  }
  str = "Odczytane imiona:<br>" + str;
  var div = document.getElementById("dataDiv");
  div.innerHTML = str;
}