var	xmlhttp;

function loadXMLDoc(url)
{
	alert(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;
		alert(xmlhttp);
		xmlhttp.open(url);
		alert(xmlhttp);
		xmlhttp.send(null);
	}
	else
	{
		//alert("Your browser does not support XMLHTTP.")
	}
}

function state_Change()
{
	// if xmlhttp shows	"loaded"
	//alert("status changed");
	if ( xmlhttp.readyState == 4 )
	{
	// if	"OK"
		if ( xmlhttp.status == 200 )
		{
			//alert("done");// ...some code	here...
		}
		else
		{
			//alert("Problem retrieving XML data");
		}
	}
}