var xmlHttp;

var t;

function startrefresh()
{
	xmlHttp=null;
	if (window.XMLHttpRequest)
	{
		xmlHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
	}

	if (xmlHttp==null)
	{
		document.getElementById("info").innerHTML+=" Din webläsare stöder inte AJAX. Spelningslistan uppdateras ej.";
		return FALSE;
	}

	refresh_playingnow();
}

function refresh_playingnow()
{
	var url="playingnow.php";
	xmlHttp.onreadystatechange=stateChanged ;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChanged()
{
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{
		document.getElementById("playingnow").innerHTML=xmlHttp.responseText;
		t=setTimeout("refresh_playingnow()", 3000);
	}
}

function GetXmlHttpObject()
{
	var objXMLHttp=null
	if (window.XMLHttpRequest)
	{
		objXMLHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	return objXMLHttp;
}