function CreateAcGet()
{
  if (window.ActiveXObject) {
	try {
	  return new ActiveXObject("Msxml2.XMLHTTP");
	}catch(e) {
	  try {
	    return new ActiveXObject("Microsoft.XMLHTTP");
	  }catch(e2) {
	    return null;
	  }
	}
  }else if (window.XMLHttpRequest)
    return new XMLHttpRequest();
  else
    return null;
}

function send_data(postData)
{
  oGet = CreateAcGet();
  oGet.onreadystatechange = return_data;
  oGet.open("POST","get_data.php",true);
  oGet.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
  oGet.send(postData);
}

function return_data()
{
  if (oGet.readyState == 4) {
	if (oGet.status == 200)
	  cope_data(oGet.responseText);
  }
}