var http2 = getXMLHTTPRequest();
function getPreviewInfo(epid){
	var mediaNum = epid;
	var myurl = '/includes/previewbarupdater.php';
	myRand = new Date().getTime();
	var modurl = myurl+"?rand="+myRand+"&id="+epid;
	http2.open("GET", modurl, true);
	http2.onreadystatechange = useHttpResponse2;
	http2.send(null);
}
function useHttpResponse2(){
	if(http2.readyState==4){
		if(http2.status==200){
				inputNumber = http2.responseXML.getElementsByTagName('inputnumber')[0].childNodes[0].nodeValue;
				previewMax = http2.responseXML.getElementsByTagName('previewmax')[0].childNodes[0].nodeValue;
				previousNum = inputNumber-1;
				forwardNum = parseFloat(inputNumber)+1;
			for(i=0;i<3;i++){
				window['imgurl' + i] = http2.responseXML.getElementsByTagName('imgurl')[i].childNodes[0].nodeValue;
				window['title' + i] = http2.responseXML.getElementsByTagName('title')[i].childNodes[0].nodeValue;
				window['type_id' + i] = http2.responseXML.getElementsByTagName('type_id')[i].childNodes[0].nodeValue;
				window['show_id' + i] = http2.responseXML.getElementsByTagName('show_id')[i].childNodes[0].nodeValue;
				window['system' + i] = http2.responseXML.getElementsByTagName('system')[i].childNodes[0].nodeValue;
			}
			for(i=0;i<3;i++){
				document.getElementById('previewImage'+i).innerHTML='<a href="/shows.php?id='+window['type_id' + i]+'-'+window['show_id' + i]+'"><img src="/includes/shows/reviewimage.php?i=/pic/reviewpics/review'+window['imgurl' + i]+'-1.jpg&amp;w=120&amp;h=90" alt="'+window['title' + i]+'" /></a>';
				document.getElementById('previewTitle'+i).innerHTML='<a href="/shows.php?id='+window['type_id' + i]+'-'+window['show_id' + i]+'">'+window['title' + i]+'</a>';
				if(window['type_id' + i]=='courant'||window['type_id' + i]=='hardware'){
					previewType = "Review";
				}else{
					previewType = "Preview";
				}
				document.getElementById('previewType'+i).innerHTML='<a href="http://'+window['type_id' + i]+'.defunctgames.com/?system='+window['system' + i].toLowerCase().replace(' ','')+'">'+window['system' + i]+' '+previewType+'</a>';
			}
			if(inputNumber!=0){
				document.getElementById('previewBack').innerHTML='<a href="javascript:;" id="but1" onclick="getPreviewInfo('+previousNum+')"></a>';	
			} else {
				document.getElementById('previewBack').innerHTML='';	
			}
			if(inputNumber!=(parseFloat(previewMax)-3)){
				document.getElementById('previewNext').innerHTML='<a href="javascript:;" id="but2" onclick="getPreviewInfo('+forwardNum+')"></a>';	
			} else {
				document.getElementById('previewNext').innerHTML='';	
			}
		}
	} else {
		for(i=0;i<3;i++){
			document.getElementById('previewImage'+i).innerHTML='<center><img src="/images/ajax-loaderBIG.gif" alt="loading" style="height:90px; width:120px;" /></center>';
		}
	}
}