var http = createRequestObject();
var lastUrl = '';
var current_url = '';
var field = '';
var interval = '';
var myplayer = '';
var player_field = 0;
var player_form = '';
var loading = 0;
var loadingText = '<span style="text-align:center; font-weight:bold;"><img src="img/loading.gif" alt="Loading" />&nbsp;Đang Tải ...</span>';

function createRequestObject() {
	var xmlhttp;
	try { xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); }
	catch(e) {
    try { xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");}
	catch(f) { xmlhttp=null; }
  }
  if(!xmlhttp&&typeof XMLHttpRequest!="undefined") {
	xmlhttp=new XMLHttpRequest();
  }
	return  xmlhttp;
}


function  Replaces(string) {
string=string.replace(/'/g,"\'");
return string
}

function sendRequest(current_url,act) {
	try{
		if (act == 'Play' || act == 'Zplay' || act == 'Yplay' || act == 'Esplay' || act == 'Cplay' || act == 'NCTplay' || act == 'NSplay' || act == '7Splay' || act == 'CCplay' || act == 'Truyen_Hinh' || act == 'Gift' || act == 'Play_Album' || act == 'Play_Singer' || act == 'Play_Playlist')
			field = document.getElementById("playing_field");
		else field = document.getElementById("data_field");
//		document.getElementById("loading").innerHTML = loadingText;
//	document.getElementById("loading").style.display = "block";
		if (loading==0) {
			loading=1;
			show_Loading();
			}
		current_url = encodeURIComponent(current_url);
		http.open('POST',  'index.php');
		http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		http.onreadystatechange = handleResponse;
		http.send('url='+current_url);
	}
	catch(e){}
	finally{}
}
function handleResponse() {
	try {
		if((http.readyState == 4)&&(http.status == 200)){
//			document.getElementById("loading").style.display = "none";
			hide_Loading();
			loading=0;
			response = http.responseText;
			if (current_url.indexOf('Play') != -1 || current_url.indexOf('Gift') != -1) {
				field.style.marginBottom = "10";
				/*document.getElementById("show_hide").style.display = "block";*/
		}
		field.innerHTML = response;
			field.style.display = "";
			field.scrollIntoView();
		}
  	}
	catch(e){}
	finally{}
}

// + ---------------------- +
// |  BEGIN Loading Alpha   |
// + ---------------------- +
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 timershow=false;
var curx=-200;
var cury=200;
var win_w=window.innerWidth ? window.innerWidth : document.body.offsetWidth;
var mid_w=win_w/2;
var timershow1=window.setInterval("stayMiddle()",1);

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

function show_Loading() {
	obj = getobj();
	if (timershow) window.clearTimeout(timershow);
	timershow=window.setInterval("nshow()",1);
}

function hide_Loading() {
	obj = getobj();
	if (timershow) window.clearTimeout(timershow);
	timershow=window.setInterval("nhide()",1);
}

function moveobj(obj,x,y) {
	obj.style.left=x + "px";
	obj.style.top=y+ "px";
	curx=x;
	cury=y;
}

function stayMiddle() {
	if (document.documentElement && document.documentElement.scrollTop)
		var pY =  document.documentElement.scrollTop;
	else if (document.body)
		var pY =  document.body.scrollTop;

	obj = getobj();
	newy = cury+((pY-cury)/16)+12;
	moveobj(obj,curx, newy);
}

function nshow() {
	obj = getobj();
	newx = curx+((mid_w-curx)/16)-7;
	moveobj(obj,newx, cury);
}
function nhide() {
	obj = getobj();
	newx = curx+((0-curx)/16)-15;
	moveobj(obj,newx, cury);
}
// + ---------------------- +
// |    END Loading Alpha   |
// + ---------------------- +

function getVar(url,cnt)

{

	url=url+'#';

	url=url.split('#');

	if (!url[1]) window.location.href = '#Home';

	url=url[1];

	url=url+'/';

	url=url.split('/');

	if (url[0] == 'Logout')

		window.location.href = '?refresh=1';

	if (url[0] == 's')

		window.location.href = '#'+url[1];

	if (cnt != -1) {

		url=url[cnt];

		if (!url) return '';

	}

	return url;

}



function loadPage() {

	act = getVar(window.location.href,0);

	if (act) {

		current_url=window.location.href;

		current_url=current_url+'#';

		current_url=current_url.split('#');

		current_url=current_url[1];

		if (current_url) sendRequest(current_url,act);

	}

}



function urlCheck()

{

	url=window.location.href;

	if (url.indexOf('?') != -1 ) {

		url_temp = url.split('?');

		clearInterval(interval);

		href = url_temp[0];

		

		url=url+'#';

		url=url.split('#');

		if (url[1]) window.location.href = href+'#'+url[1];

		return;

	}

	if (url != '' && url!=lastUrl)

	{

		loadPage();
		

		lastUrl=url;

	}

}



function startLoad() {

	interval = setInterval('urlCheck()',100);

}

function copy(text2copy) {
  if (window.clipboardData) {
	window.clipboardData.setData("Text",text2copy);
  }
  alert("Đã copy vào clipboard\nBạn chỉ việc Ctrl+V để dán!!");
}

function alertBrokenLink(id) {

	if (confirm("Báo Link nhạc này đã hỏng ?")) {

		try{

			http.open('POST',  'index.php');

			http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

			http.onreadystatechange = BrokenResponse;

			http.send('url=Broken/'+id);

		}

		catch(e){}

		finally{}

	}

}



function BrokenResponse() {

	try {

		if((http.readyState == 4)&&(http.status == 200)){

			response = http.responseText;

			if (response == 1) alert("Thông báo đã được gửi đi. Cám ơn bạn đã báo cho chúng tôi.");

			else alert("Lỗi. Mong bạn thử lại.");

		}

  	}

	catch(e){

		alert("Lỗi. Mong bạn thử lại.");

	}

	finally{}

}



function do_search() {

	kw = document.getElementById("keyword").value;

	if (!kw) alert('Bạn chưa nhập từ khóa');

	else {

		kw = encodeURIComponent(kw);

		s_type = document.getElementById("searchType");

		type = s_type.options[s_type.selectedIndex].value;

		switch (type) {

			case 'song' : type = 1; break;

			case 'singer' : type = 2; break;

			case 'album' : type = 3; break;
			case 'user' : type = 15; break;  
case 'internet' : type = 4; break;
case 'nhacso' : type = 5; break;
case 'nct' : type= 6;break;
case 'clipvn' : type = 7; break;
case 'esnips' : type= 8;break;
case 'video' : type = 9; break;
case 'chacha' : type = 10; break;
case '7sac' : type = 11; break;

		}

		last_url = '';
if (type==4) 
window.location.href = '#Zget/'+kw;

else if (type==6)
		window.location.href = '#NCTget/'+kw;
else if (type==7) window.location.href = '#Cget/'+kw;
else if (type==8)
        window.location.href = '#Esget/'+kw;
else if (type==9) 
window.location.href = '#Yget/'+kw;
else if (type==10) 
window.location.href = '#CCget/'+kw;
else if (type==11) 
window.location.href = '#7Sget/'+kw;
else if (type==5) 
        window.location.href = '#NSget/'+kw;


else

		window.location.href = '#Search/'+type+'/'+kw+'/1';

	}

	return false;



}

function do_search2() {

	kw = document.getElementById("keyword2").value;

	if (!kw) alert('Bạn chưa nhập từ khóa');

	else {

		kw = encodeURIComponent(kw);

		s_type = document.getElementById("searchType2");

		type = s_type.options[s_type.selectedIndex].value;

		switch (type) {

			case 'song' : type = 1; break;

			case 'singer' : type = 2; break;

			case 'album' : type = 3; break;
			case 'user' : type = 15; break;  
case 'internet' : type = 4; break;
case 'nhacso' : type = 5; break;
case 'nct' : type= 6;break;
case 'clipvn' : type = 7; break;
case 'esnips' : type= 8;break;
case 'video' : type = 9; break;

		}

		last_url = '';
if (type==4) 
window.location.href = '#Zget/'+kw;
else 
if (type==5) 
        window.location.href = '#NSget/'+kw;
else 
if (type==6)
		window.location.href = '#Nget/'+kw;
else 
if (type==7) window.location.href = '#Cget/'+kw;
else 
if (type==8)
        window.location.href = '#Esget/'+kw;
else
if (type==9) 
window.location.href = '#Yget/'+kw;
else

		window.location.href = '#Search/'+type+'/'+kw+'/1';

	}

	return false;



}

// + ---------------------- +

// |        PLAYLIST        |

// + ---------------------- +



function reloadPlaylist(add_id,remove_id) {

	try{

		document.getElementById("playlist_field").innerHTML = loadingText;

		http.open('POST',  'index.php');

		http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

		http.onreadystatechange = playlist_handleResponse;

		http.send('reloadPlaylist=1&add_id='+add_id+'&remove_id='+remove_id);

	}

	catch(e){}

	finally{}

}



function playlist_handleResponse() {

	try {

		if((http.readyState == 4)&&(http.status == 200)){

			var response = http.responseText;

			document.getElementById("playlist_field").innerHTML = response;

		}

  	}

	catch(e){}

	finally{}

}



function addToPlaylist(song_id)

{

	reloadPlaylist(song_id,0);

}

function removeFromPlaylist(song_id)

{

	reloadPlaylist(0,song_id);

}



/*------------------------------------------------------*/





function trim(a) {

	return a.replace(/^s*(S*(s+S+)*)s*$/, "$1");

}



// + ------------------- +

// |        LOGIN        |

// + ------------------- +



function login_handleResponse() {

	try {

		if((http.readyState == 4)&&(http.status == 200)){

			document.getElementById("login_loading").style.display = "none";

			var response = http.responseText;

			if (response) {

				document.getElementById("login_loading").innerHTML = response;

				document.getElementById("login_loading").style.display = "block";

			}

			else window.location.href = '?refresh=1';

						

		}

  	}

	catch(e){}

	finally{}

}



function login(form) {

	name = eval('encodeURIComponent('+form+'.name.value);');

	pwd = eval('encodeURIComponent('+form+'.pwd.value);');

	if(	trim(name) == "" ||	trim(pwd) == "")

		alert("Bạn chưa nhập đầy đủ thông tin");

	else {

		try{

			document.getElementById("login_loading").innerHTML = loadingText;

			document.getElementById("login_loading").style.display = "block";

			http.open('POST',  'index.php');

			http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

			http.onreadystatechange = login_handleResponse;

			http.send('login=1&name='+name+'&pwd='+pwd);

			

		}

		catch(e){}

		finally{}

	}

	return false;

}



// + ---------------------- +

// |        REGISTER        |

// + ---------------------- +



function reg_handleResponse() {

	try {

		if((http.readyState == 4)&&(http.status == 200)){

			document.getElementById("reg_loading").style.display = "none";

			var response = http.responseText;

			if (response) {

				document.getElementById("reg_loading").innerHTML = response;

				document.getElementById("reg_loading").style.display = "block";

				document.getElementById("submit").disabled=false;document.getElementById("submit").value="Nhập lại";

			}

			else window.location.href = '#Login';

			

		}

  	}

	catch(e){}

	finally{}

}

function request_check_values() {

    ok = false;

    title_request = encodeURIComponent(document.getElementById("title_request").value);

    singer_request = encodeURIComponent(document.getElementById("singer_request").value);

    author_request = encodeURIComponent(document.getElementById("author_request").value);

    ym_request = encodeURIComponent(document.getElementById("ym_request").value);

    email_request = encodeURIComponent(document.getElementById("email_request").value);

    info_request = encodeURIComponent(document.getElementById("info_request").value);

    

    if(    trim(title_request) == "" ||    trim(email_request) == "" )

        alert("Bạn Chưa Nhập Đầy Đủ Thông Tin!");

    else {

        try{

            document.getElementById("reg_loading").innerHTML = loadingText;

            document.getElementById("reg_loading").style.display = "block";

            http.open('POST',  'index.php');

            http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

            http.onreadystatechange = reg_handleResponse;

            http.send('request=1&title_request='+title_request+'&author_request='+author_request+'&singer_request='+singer_request+'&ym_request='+ym_request+'&email_request='+email_request+'&info_request='+info_request);

            

        }

        catch(e){}

        finally{}

    }

    return ok;

}



function reg_check_values() {

	ok = false;

	name = encodeURIComponent(document.getElementById("reg_name").value);

	pwd = encodeURIComponent(document.getElementById("reg_pwd").value);

	pwd2 = encodeURIComponent(document.getElementById("reg_pwd2").value);

	email = encodeURIComponent(document.getElementById("reg_email").value);

	b_day = encodeURIComponent(document.getElementById("u_day").value);

	b_month = encodeURIComponent(document.getElementById("u_month").value);

	b_year = encodeURIComponent(document.getElementById("u_year").value);

	u_area = document.getElementById("u_area");

	area = u_area.options[u_area.selectedIndex].value;

	agree = document.getElementById("agree").checked;
	
	sec_num = document.getElementById("sec_num").value; 

	s = document.getElementsByName("reg_sex");

	if (s[0].checked) sex = s[0].value;

	if (s[1].checked) sex = s[1].value;

	

	if(	trim(name) == "" ||	trim(pwd) == "" ||	trim(pwd2) == "" ||	trim(email) == "" ||    trim(b_day) == "" ||	trim(b_month) == "" ||	trim(b_year) == "" )

		alert("Bạn chưa nhập đầy đủ thông tin");

	else

		if (pwd != pwd2) alert("Xác nhận mật khẩu không chính xác");

		else if (!agree) alert("Bạn chưa đồng ý với các quy định của trang Web");

		else {

			try{

				document.getElementById("reg_loading").innerHTML = loadingText;

				document.getElementById("reg_loading").style.display = "block";

				http.open('POST',  'index.php');

				http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');

				http.onreadystatechange = reg_handleResponse;

				http.send('reg=1&name='+name+'&pwd='+pwd+'&email='+email+'&b_day='+b_day+'&b_month='+b_month+'&b_year='+b_year+'&sex='+sex+'&area='+area+'&sec_num='+sec_num);

				document.getElementById("submit").disabled=true;document.getElementById("submit").value="Da dang ky";

			}

			catch(e){}

			finally{}

		}

	return ok;

}





// + ----------------------------- +

// |        FORGOT PASSWORD        |

// + ----------------------------- +



function forgot_handleResponse() {

	try {

		if((http.readyState == 4)&&(http.status == 200)){

			document.getElementById("forgot_loading").style.display = "none";

			var response = http.responseText;

			if (response) {

				document.getElementById("forgot_loading").innerHTML = response;

				document.getElementById("forgot_loading").style.display = "block";

				document.getElementById("submit").disabled=false;document.getElementById("submit").value="Nhập lại";

			}

		}

  	}

	catch(e){}

	finally{}

}



function forgot() {

	email = encodeURIComponent(document.getElementById("u_email").value);

	if(	trim(email) == "" )	alert("Bạn chưa nhập email");

	else {

		try{

			document.getElementById("forgot_loading").innerHTML = loadingText;

			document.getElementById("forgot_loading").style.display = "block";

			http.open('POST',  'index.php');

			http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

			http.onreadystatechange = forgot_handleResponse;

			http.send('forgot=1&email='+email);

			document.getElementById("submit").disabled=true;document.getElementById("submit").value="Wait...";

		}

		catch(e){}

		finally{}

	}

	return false;

}



function popup(url,wdname,width,height)

{

	if (width == null)  { width  = 400; }   // default width

	if (height == null) { height = 400; }   // default height

	newwin=window.open(url,wdname,'fullscreen=no,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width='+width+',height='+height);

	if (document.all)

	{

		newwin.moveTo(0,0);

		newwin.focus();

	}

}



function gift(id,width,height) {

	popup('gift.php?id='+id,'gift',width,height);

}



function comment(id,width,height) {
	popup('comment.php?id='+id,'comment',width,height);
}

function receive_gift(id) {
	window.location.href = '#Gift,'+id;
}

function showComment(media_id) {
	try {
		document.getElementById("comment_field").innerHTML = loadingText;
		document.getElementById("comment_field").style.display = "block";
		http.open('POST',  'comment.php');
		http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		http.onreadystatechange = function() {
			if((http.readyState == 4)&&(http.status == 200)){
				document.getElementById("comment_field").innerHTML = http.responseText;
			}
		}
		http.send('showcomment=1&media_id='+media_id);
	}
	catch(e){}
	finally{}
	return false;
}

function comment_handleResponse() {
	try {
		if((http.readyState == 4)&&(http.status == 200)){
			var response = http.responseText;
			if (response == 'OK') {
				media_id = encodeURIComponent(document.getElementById("media_id").value);
				showComment(media_id);
			}
			else document.getElementById("comment_loading").innerHTML = response;

		}
  	}
	catch(e){}
	finally{}
}

function comment_check_values() {
	media_id = encodeURIComponent(document.getElementById("media_id").value);
	comment_email = encodeURIComponent(document.getElementById("comment_email").value);
	comment_content = encodeURIComponent(document.getElementById("comment_content").value);
	if(trim(comment_content) == "" || trim(comment_email) == "" )
		alert("Bạn chưa nhập cảm nhận-Xem thử đã điền email chưa");
	else if (comment_content.length > 255)
	alert("Nội dung cảm nhận quá 255 ký tự.");
	else {
		try {
			document.getElementById("comment_loading").innerHTML = loadingText;
			document.getElementById("comment_loading").style.display = "block";
			http.open('POST',  'comment.php');
			http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
			http.onreadystatechange = comment_handleResponse;
http.send('comment=1&media_id='+media_id+'&comment_email='+comment_email+'&comment_content='+comment_content);
		}
		catch(e){}
		finally{}
	}
	return false;
}

function comment_delete(media_id,comment_id) {
	if (confirm("Bạn có muốn xóa cảm nhận này không ?")) {
		document.getElementById("comment_loading").innerHTML = loadingText;
		document.getElementById("comment_loading").style.display = "block";
		http.open('POST',  'comment.php');
		http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		http.onreadystatechange = comment_handleResponse;
		http.send('delete=1&media_id='+media_id+'&comment_id='+comment_id);
	}
	return false;
}

// BEGIN RATING
function Rating(media_id,star) {
	try {
		document.getElementById("rate_s").innerHTML = loadingText;
		document.getElementById("rate_s").style.display = "block";
		hide_rating_process();
		http.open('POST',  'rating.php');
		http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		http.onreadystatechange = function() {
			if((http.readyState == 4)&&(http.status == 200)){
				document.getElementById("rating_field").innerHTML = http.responseText;
			}
		}
		http.send('rating=1&media_id='+media_id+'&star='+star);
	}
	catch(e){}
	finally{}
	return false;
}


	// pre-fetch image
	(new Image()).src = RATE_OBJECT_IMG;
	(new Image()).src = RATE_OBJECT_IMG_HALF;
	(new Image()).src = RATE_OBJECT_IMG_BG;

	function show_star(starNum,rate_text) {
		remove_star();
		document.getElementById("rate_text_d").innerHTML = rate_text;
		full_star(starNum);
	}
	
	function full_star(starNum) {
		for (var i=0; i < starNum; i++)
			document.getElementById('star'+ (i+1)).src = RATE_OBJECT_IMG;
	}
	function remove_star() {
		for (var i=0; i < 5; i++)
			document.getElementById('star' + (i+1)).src = RATE_OBJECT_IMG_BG; // RATE_OBJECT_IMG_REMOVED;
	}
	function remove_all_star() {
		for (var i=0; i < 5; i++) document.getElementById('star' + (i+1)).src = RATE_OBJECT_IMG_BG; // RATE_OBJECT_IMG_REMOVED;
		document.getElementById("rate_text_d").innerHTML = 'Bình Chọn';
	}
	function show_rating_process() {
		if(document.getElementById("rating_process")) document.getElementById("rating_process").style.display = "block";
		if(document.getElementById("rate_s")) document.getElementById("rate_s").style.display = "none";
	}
	function hide_rating_process() {
		document.getElementById("rating_process").style.display = "none";
		if(document.getElementById("rate_s")) document.getElementById("rate_s").style.display = "block";
	}
	function user_post_check_values() {
    ok = false;
    title_post = encodeURIComponent(document.getElementById("title_post").value);
    link_post = encodeURIComponent(document.getElementById("link_post").value);
    lyric_post = encodeURIComponent(document.getElementById("lyric_post").value);
    cat_post = encodeURIComponent(document.getElementById("cat_post").value);
    album_post = encodeURIComponent(document.getElementById("album_post").value);
    singer_post = encodeURIComponent(document.getElementById("singer_post").value);
    new_singer_post = encodeURIComponent(document.getElementById("new_singer_post").value);
    singer_type_post = encodeURIComponent(document.getElementById("singer_type_post").value);
    new_album_post = encodeURIComponent(document.getElementById("new_album_post").value);
   
    if(    trim(title_post) == "" ||    trim(link_post) == "")
        alert("Bạn chưa nhập đầy đủ thông tin");
    else {
        try{
            document.getElementById("reg_loading").innerHTML = loadingText;
            document.getElementById("reg_loading").style.display = "block";
            http.open('POST',  'index.php');
            http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
            http.onreadystatechange = reg_handleResponse;
            http.send('user_post=1&title_post='+title_post+'&link_post='+link_post+'&new_album_post='+new_album_post+'&new_singer_post='+new_singer_post+'&singer_type_post='+singer_type_post+'&singer_post='+singer_post+'&cat_post='+cat_post+'&album_post='+album_post+'&lyric_post='+lyric_post);
           
        }
        catch(e){}
        finally{}
    }
    return ok;
}
// END RATING

// + ---------------------------------- +
// |            PLAY WMP                |
// + ---------------------------------- +
function Playing(media_id) {
    try {
        document.getElementById("quick_play1_"+media_id).innerHTML = loadingText;
        document.getElementById("quick_play1_"+media_id).style.display = "block";
        http.open('POST',  'playing.php');
        http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
        http.onreadystatechange = function() {
            if((http.readyState == 4)&&(http.status == 200)){
                document.getElementById("quick_play1_field_"+media_id).innerHTML = http.responseText;
                //document.getElementById("quick_play1_field_"+media_id).innerHTML = '<div id=quick_play1_'+media_id+'></div>';
                document.getElementById("control_quick_play1_"+media_id).innerHTML = '<a href=# onclick="return FPlaying(\''+media_id+'\');" class="a_player" style="color: #000000;text-decoration: none;">Nhấn vào đây để nghe bằng Flash Player</a>';
            }
        }
    http.send('qplay=1&media_id='+media_id);
    }
    catch(e){}
    finally{}
    return false;
}
function FPlaying(media_id) {
       try {
        document.getElementById("ht_play_"+media_id).innerHTML = loadingText;
        document.getElementById("ht_play_"+media_id).style.display = "block";
        http.open('POST',  'playing.php');
        http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
        http.onreadystatechange = function() {
            if((http.readyState == 4)&&(http.status == 200)){
                document.getElementById("ht_play_field_"+media_id).innerHTML = http.responseText;
                //document.getElementById("ht_play_field_"+media_id).innerHTML = '<div id=ht_play_'+media_id+'></div>';
                document.getElementById("control_quick_play1_"+media_id).innerHTML = '<a href=# onclick="return Playing(\''+media_id+'\');" class="a_player" style="color: #000000;text-decoration: none;">Nhấn vào đây để nghe bằng Windows Media Player<br>nếu nhạc bị méo tiếng hay không nghe được!</a>';
            }
        }
    http.send('fplay=1&media_id='+media_id);
    }
    catch(e){}
    finally{}
    return false;
}

// + ----------------------------- +
// |       BEGIN Quick Play		   |
// + ----------------------------- +
function QPlay(media_id) {
if(qhide.value==0)
{
qhide.value=media_id;
}
else
{
CQPlay(qhide.value)
qhide.value=media_id;
}
 //   self.style.display = "none";
    try {
        document.getElementById("quick_play_"+media_id).innerHTML = loadingText;
        document.getElementById("quick_play_"+media_id).style.display = "block";
        http.open('POST',  'qplay.php');
        http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
        http.onreadystatechange = function() {
            if((http.readyState == 4)&&(http.status == 200)){
                document.getElementById("quick_play_field_"+media_id).innerHTML = http.responseText;
                document.getElementById("control_quick_play_"+media_id).innerHTML = '<a href=# onclick="return CQPlay(\''+media_id+'\');"><img src="images/qplaycol.gif" border="0"></a>';
            }
        }
    http.send('qplay=1&media_id='+media_id);
    }
    catch(e){}
    finally{}
    return false;
}

function CQPlay(media_id) {
        document.getElementById("quick_play_field_"+media_id).innerHTML = '<div id=quick_play_'+media_id+'></div>';
        document.getElementById("control_quick_play_"+media_id).innerHTML = '<a href="#" onclick="return QPlay(\''+media_id+'\');"><img src="images/qplayex.gif" border="0"></a>';
    return false;
}
// + ----------------------------- +
// |       END Quick Play		   |
// + ----------------------------- +


function killErrors() {
return true;
}
window.onerror = killErrors;

function addText(elname, wrap1, wrap2) {
	if (document.selection) { // for IE 
		var str = document.selection.createRange().text;
		document.forms['add'].elements[elname].focus();
		var sel = document.selection.createRange();
		sel.text = wrap1 + str + wrap2;
		return;
	} else if ((typeof document.forms['add'].elements[elname].selectionStart) != 'undefined') { // for Mozilla
		var txtarea = document.forms['add'].elements[elname];
		var selLength = txtarea.textLength;
		var selStart = txtarea.selectionStart;
		var selEnd = txtarea.selectionEnd;
		var oldScrollTop = txtarea.scrollTop;
		//if (selEnd == 1 || selEnd == 2)
		//selEnd = selLength;
		var s1 = (txtarea.value).substring(0,selStart);
		var s2 = (txtarea.value).substring(selStart, selEnd)
		var s3 = (txtarea.value).substring(selEnd, selLength);
		txtarea.value = s1 + wrap1 + s2 + wrap2 + s3;
		txtarea.selectionStart = s1.length;
		txtarea.selectionEnd = s1.length + s2.length + wrap1.length + wrap2.length;
		txtarea.scrollTop = oldScrollTop;
		txtarea.focus();
		return;
	} else {
		insertText(elname, wrap1 + wrap2);
	}
}

var submitcount=0;
   function checkSubmit() {

      if (submitcount == 0)
      {
      submitcount++;
      document.Surv.submit();
      }
   }


function wordCounter(field, countfield, maxlimit) {
wordcounter=0;
for (x=0;x<field.value.length;x++) {
      if (field.value.charAt(x) == " " && field.value.charAt(x-1) != " ")  {wordcounter++}  // Counts the spaces while ignoring double spaces, usually one in between each word.
      if (wordcounter > 250) {field.value = field.value.substring(0, x);}
      else {countfield.value = maxlimit - wordcounter;}
      }
   }

function textCounter(field, countfield, maxlimit) {
  if (field.value.length > maxlimit)
      {field.value = field.value.substring(0, maxlimit);}
      else
      {countfield.value = maxlimit - field.value.length;}
  }
function bbcode(icon) {

   document.feeling.comment_content.value =   document.feeling.comment_content.value + icon;
   }