function goAjax(url,target,args) {
	var req;
	try {
		req= new XMLHttpRequest();
	} catch (e) {
		try {
			req= new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {
				alert("Your browser not support!");
				return false;
			}
		}
	}

	req.onreadystatechange = function() {
		if (req.readyState == 4 && (req.status == 200 || req.status == 304)) {
			sdp = document.getElementById(target);
			sdp.innerHTML = req.responseText;
			afterEffect();
		}
	};

	req.open("post",url);
	req.setRequestHeader('Content-Type','application/x-www-form-urlencoded; UTF-8');
	req.send(args);
}
var nAfter = 0;
function afterEffect() {

}
var nowPlaying = 1;
var nTotal = 5;
var picWait = new Image(425,313);
picWait.src = "images/loading.gif";
var pic1 = new Image();
pic1.src = "images/TV1.jpg";
var pic2 = new Image();
pic2.src = "images/TV2.jpg";
var pic3 = new Image();
pic3.src = "images/TV3.jpg";
var pic4 = new Image();
pic4.src = "images/TV4.jpg";
var pic5 = new Image();
pic5.src = "images/TV5.jpg";
var pic_next = new Image();
pic_next.src = "images/next.gif";
var pic_back = new Image();
pic_back.src = "images/back.gif";
var pic_logo1 = new Image();
pic_logo1.src = "images/logo1_02.gif";
var pic_live = new Image();
pic_live.src = "images/live.gif";
function changeMov(mov) {
	nowPlaying = mov;
	document.getElementById("mainFrame").innerHTML = "<img src=\"" + picWait.src + "\">";
	goAjax("callvideo.php","mainFrame","v=" + mov);
}
function goNext() {
	nowPlaying++;
	if (nowPlaying > nTotal) nowPlaying = 1;
	changeMov(nowPlaying);
}
function goBack() {
	nowPlaying--;
	if (nowPlaying < 1) nowPlaying = nTotal;
	changeMov(nowPlaying);
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}