//Create an array
function getY(oElement)
{
  var iReturnValue = 0;
  while (oElement != null)
  {
    iReturnValue += oElement.offsetTop;
    oElement = oElement.offsetParent;
  }
  return iReturnValue;
}

function GetXMLHttpObject()
{
  var xmlHttp = null;
  if (window.XMLHttpRequest)
    xmlHttp = new XMLHttpRequest();
  else if (window.ActiveXObject)
  {
    if (new ActiveXObject("Microsoft.XMLHTTP"))
      xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    else
      xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
  }
  return xmlHttp;
}