var request = null;
  try {
    request = new XMLHttpRequest();
  } catch (trymicrosoft) {
    try {
      request = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (othermicrosoft) {
      try {
        request = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (failed) {
        request = false;
      }
    }
  }

  if (!request)
    alert("Error initializing XMLHttpRequest!");

function getAmm(str) 
{
//createRequest();
var url = 'insert2.php?' + str + '&dummy' + new Date().getTime();
//alert(url);
request.open("GET", url, true);
request.onreadystatechange = updatePage;
request.send(null);
}

function updatePage()
{
if (request.readyState == 4 && request.status == 200)
 {
 document.getElementById('basket').innerHTML = request.responseText;

 }