var xmlhttp

function loadXMLDoc(url)
{
xmlhttp=null
// code for Mozilla, etc.
if (window.XMLHttpRequest)
  {
  xmlhttp=new XMLHttpRequest()
  }
// code for IE
else if (window.ActiveXObject)
  {
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP")
  }
if (xmlhttp!=null)
  {
  xmlhttp.onreadystatechange=state_Change;
  xmlhttp.open("GET",url,true)
  xmlhttp.send(null)
  }
}

function state_Change () {
	if (xmlhttp.readyState != 4) return;
	document.getElementById('ebayListings').innerHTML = xmlhttp.responseText;
}

ebay_url = "/ebay-rss/simplerss.php?url="+encodeURIComponent(ebay_url);
loadXMLDoc(ebay_url);