<script type="text/javascript">
function startRequest(val)
{
  var XMLHttpRequestObject = null;
  try{
    XMLHttpRequestObject = new XMLHttpRequest();
  }
  catch(e){
    try{
      XMLHttpRequestObject =  new ActiveXObject("Microsoft.XMLHTTP");
    }
    catch(e){
    }
  }

  if(XMLHttpRequestObject){
    var pt = null;
    var url = "";
 
    if(val == 1){
      pt = document.getElementById("pt1");
      url = "http://localhost/dane1.php";
    }
    else if(val == 2){
      pt = document.getElementById("pt2");
      url = "http://localhost/dane2.php";
    }
    else{
      alert("Nieprawidłowe wywołanie. Dane nie zostały pobrane.");
      return;
    }

    XMLHttpRequestObject.open("GET", url);
    XMLHttpRequestObject.onreadystatechange = function()
    {
      if (XMLHttpRequestObject.readyState == 4){
        if(XMLHttpRequestObject.status == 200){
          tekst = XMLHttpRequestObject.responseText;
          pt.innerHTML = tekst;
        }
        delete XMLHttpRequestObject;
        XMLHttpRequestObject = null;
      }
    }
    XMLHttpRequestObject.send(null);
  }
}
</script>
