var objHTTP = null;

function GetHttpObject()
{
  if (objHTTP == null)
  {
    try
    {
      if (window.XMLHttpRequest)
      {
        // code for IE7+, Firefox, Chrome, Opera, Safari
        objHTTP = new XMLHttpRequest();
      }
      else if (window.ActiveXObject)
      {
        // code for IE6, IE5
        objHTTP = new ActiveXObject("Microsoft.XMLHTTP");
      }
    }
    catch (e)
    {
       objHTTP = null;
    }
  }
  if (objHTTP == null)
  {
    alert ('Your browser does not support HTTP Request');
  }
  return objHTTP;
}

function loadAjax(aElementId,aUrl)
{
  objHTTP = GetHttpObject();
  if (objHTTP == null)
    return false;
  var vElement = document.getElementById(aElementId);
  if (vElement) {
    vElement.innerHTML = aUrl;
    objHTTP.open('GET',aUrl,false);
//    objHTTP.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
//  objHTTP.send('url='+aUrl);
    objHTTP.send('');
    vContent = objHTTP.responseText;
    vElement.innerHTML = vContent;
  }
  return true;
}