function feedsearch(from_code,to_code) 
{
	if (window.XMLHttpRequest) 	
	{
		xhr=new XMLHttpRequest()
	} 
	else if (window.ActiveXObject) 
	{
		xhr=new ActiveXObject("Microsoft.XMLHTTP")
	}

	if (xhr!=null) 
	{
		xhr.onreadystatechange = feedsearchresult;
		xhr.open("GET", serverpath+"/maps11/feeds.php?from_code="+from_code+"&to_code="+to_code, true);
		xhr.send(null);
	} 
	else 
	{
		alert("Your browser does not support XMLHTTP.")
	}
}
function feedsearchresult() 
{
	if (xhr.readyState == 4) 
	{
		if (xhr.status==200) 
		{
			feedslist = xhr.responseText;
			display(feedslist);
        }
    }
}
function display(feedslist)
{
	document.getElementById('feedlist').innerHTML = feedslist;
}