var intRelatori = setInterval("update()",4000);

function update()
{
	var numb = Math.round(Math.random() * 10000000);
	var indirizzo = "";
	if (page_type.onDemand)
		indirizzo = gSm_speaker+'/palinsesto.xml?id='+numb;
	else indirizzo = '../xmladmin/palinsesto.xml?id='+numb;
	//alert(indirizzo);
	new Ajax.Request(indirizzo,
  	{
    		method:'get',
	    	onSuccess: function(transport)
			{
				var response = transport.responseText || "no response text";
				var rels = transport.responseXML.getElementsByTagName("relatore");
				var bu = transport.responseXML.getElementsByTagName("bu");
				var slides = transport.responseXML.getElementsByTagName("slides");
				var len_rels = rels.length;
				var relatori = "";
				if (bu.length > 0)
					relatori += "<strong>"+bu.item(0).getAttribute("name")+"</strong><br>";
				for (var i = 0; i<len_rels; i++)
					relatori += rels.item(i).getAttribute("nome")+"<br>";
				try
				{
					if ((slides.length > 0) && (slides.item(0).getAttribute("ready").toLowerCase() == "yes"))
					{
						$("download_img").style.visibility = "visible";
						$("download").href = slides.item(0).getAttribute("title");
					}
					else
					{
						$("download_img").style.visibility = "hidden";
						$("download").style.visibility = "hidden";
					}
				}
				catch(e)
				{
				}
				$("relatori").innerHTML = relatori;
				
			},
			onFailure: function(){ }
  	});
}