if(window.XMLHttpRequest) x=new XMLHttpRequest();
else if(window.ActiveXObject)
{
	try{x=new ActiveXObject('Msxml2.XMLHTTP');}catch(e)
	{
		try{x=new ActiveXObject('Microsoft.XMLHTTP');} catch(e){alert("Browser not AJAX compatible");}
	}
}

function getNewInfo(id)
{
	x.onreadystatechange=loadNewInfo;
	x.open("GET","getinfo.php?piece="+id,true);
	x.send(null);
	downloadLink("http://www.musopen.com/music.php?type=piece&id="+id);
}
function loadNewInfo()
{
	if(x.readyState==4)
	{
		var txt=x.responseText.split(String.fromCharCode(150)).join("-");
		document.getElementById("infoDiv").innerHTML=txt;
		x.close();
	}
}

function downloadLink(url)
{
	var ds=document.getElementById("downloadSong");
	ds.innerHTML="Download Track";
	ds.href=url;
}