// JavaScript Document
var ie45,ns6,ns4,dom;
if (navigator.appName=="Microsoft Internet Explorer") ie45=parseInt(navigator.appVersion)>=4;
else if (navigator.appName=="Netscape"){  ns6=parseInt(navigator.appVersion)>=5;  ns4=parseInt(navigator.appVersion)<5;}
dom=ie45 || ns6;
var http=createRequestObject();
var objectId = '';
var anum=/(^\d+$)/
//var imgdir=vsimagedir;
var noLoading=0;
var rooturl="http://"+window.location.hostname+"/";
var rooturl1 = rooturl;
var curdropid="";
function createRequestObject(htmlObjectId){
    var obj;
    var browser = navigator.appName;
    
    if(browser == "Microsoft Internet Explorer"){
        obj = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else{
        obj = new XMLHttpRequest();
    }
    return obj;    
}

function sendReq(serverFileName, variableNames, variableValues,objId) {
    var paramString = '';
    objectId = objId;
    variableNames = variableNames.split(',');
    variableValues = variableValues.split(',');
    
    for(i=0; i<variableNames.length; i++) {
       paramString += variableNames[i]+'='+variableValues[i]+'&';
   }
    paramString = paramString.substring(0, (paramString.length-1));
            
    if (paramString.length == 0) {
        http.open('get', serverFileName);
    }
    else {
        http.open('get', serverFileName+'?'+paramString);
    }
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    if (http.readyState == 4) {
        responseText = http.responseText;
        getobj(objectId).innerHTML = responseText;
		noLoading==0;
    } else {
        if (noLoading==0) getobj(objectId).innerHTML = "<table width=100% border=0 cellspacing=0 cellpadding=0><tr><td>Loading Data...</td></tr></table>";
    }
}

function getobj(id) {
el = document.all ? document.all[id] :   dom ? document.getElementById(id) :   document.layers[id];
return el;
}

function txt_html(txt) {
	txt=encodeURI(txt);
	return txt;
}


function openPopUp(url, windowName, w, h, scrollbar) {
           var winl = (screen.width - w) / 2;
           var wint = (screen.height - h) / 2;
           winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scrollbar ;
		   win = window.open(url, windowName, winprops);
           if (parseInt(navigator.appVersion) >= 4) { 
              	win.window.focus(); 
           } 
}

function show_video(p)
{	
	var v=""+p;
	var n="act";
	sendReq(rooturl1+'video.php', n, v, "load");
}
function show_raovat(p)
{
	var v=""+p;
	var n="act";
	sendReq(rooturl1+'raovat.php', n, v, "load_raovat");
}
function show_title(t)
{
	var v=""+t;
	var n="page";
	sendReq(rooturl1+'title_video.php', n, v, "load_title");
}
function show_sub(s)
{
	var v=""+s;
	var n="act";
	sendReq(rooturl1+'test_sub.php', n, v, "load_sub");
}
var uservote=0;
function select_vote(num) {
	uservote=num;
	for (i=1;i<=5;i++) {
		objname='vote_'+i;
		var imgshow=(i<=num) ? 'star.gif':'stari.gif';
		getobj(objname).src="images/"+imgshow;
	}
}

function loadcomment(id,page)
{
	var v=""+id+","+page;
	var n="id,page";
	sendReq('loadcomment.php',n,v,"load_comment");
		//new Ajax.Updater('load_comment', rooturl+'soucre/loadcomment.php?id='+id);
		
	
}
function submit_comments(id,add_com,page){
	var sId = document.getElementById("concat").value;
	var fullname = document.getElementById("fullname").value;
	if (uservote==0 || uservote>5){
		alert("Ban hay binh chon bai bao nay | Please select your vote ");
	}
	else if (fullname == ""){
		alert("Ban hay nhap ho ten | Please type fullname");
	}
	else if (sId == ""){
		alert("Ban hay nhap noi dung | Please type content");	
	}
	else{
		var v=""+id+","+sId+","+fullname+","+uservote+","+add_com+","+page;
		var n="id,comment,fullname,vote,add,page";
		sendReq('loadcomment.php',n,v,"load_comment");
		document.getElementById("concat").value = "";
		document.getElementById("fullname").value = "";
	}
	//document.F_form.location = "loadcomment.php?id=" + id + "&comment=" + sId;
}