var XMLHttpRequestObject = false;
if (window.XMLHttpRequest)
{
  XMLHttpRequestObject = new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
  XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}
  
function myGetData(srcData, divID)
{
  if(XMLHttpRequestObject)
  {
    srcData += "?parm="+new Date().getTime();
    var obj = document.getElementById(divID);
    XMLHttpRequestObject.open("GET", srcData);
    XMLHttpRequestObject.onreadystatechange = function()
    {
      if (XMLHttpRequestObject.readyState == 4 &&
          XMLHttpRequestObject.status == 200)
      {
        obj.innerHTML = XMLHttpRequestObject.responseText;
      }
    }
    XMLHttpRequestObject.send(null);
  }
}