function processReqChange()
{
  if (req.readyState == 4 && req.status == 200 
	  && req.responseXML != null)
  {
	var items = [];
	var nl = req.responseXML.getElementsByTagName( 'slide' );
	for( var i = 0; i < nl.length; i++ )
	{
	  var nli = nl.item( i );
	  var src = nli.getAttribute( 'src' ).toString();
	  //items.push( { src: src, width: "868", height:"536" } );
	  items.push(src);
	}
	startSlideshow(items, "imgContainer");
  }
}

function loadXMLDoc( url )
{
  req = false;
  if(window.XMLHttpRequest) {
	try {
	  req = new XMLHttpRequest();
	} catch(e) {
	  req = false;
	}
  }
  else if(window.ActiveXObject)
  {
	try {
	  req = new ActiveXObject("Msxml2.XMLHTTP");
	} catch(e) {
	try {
	  req = new ActiveXObject("Microsoft.XMLHTTP");
	} catch(e) {
	  req = false;
	}
  }
  }
  if(req) {
req.onreadystatechange = processReqChange;
req.open("GET", url, true);
req.send("");
  }
}
loadXMLDoc( "slides.php" );