Javascript 需要帮助更改页面加载时的默认js切换状态吗
我正在为客户端站点（）使用Youtube TV JS插件。播放器在打开状态下加载播放列表，我需要在关闭切换的情况下加载，显示播放列表的数组，有人能帮忙吗？Javascript 需要帮助更改页面加载时的默认js切换状态吗,javascript,youtube,toggle,Javascript,Youtube,Toggle,我正在为客户端站点（）使用Youtube TV JS插件。播放器在打开状态下加载播放列表，我需要在关闭切换的情况下加载，显示播放列表的数组，有人能帮忙吗？ 我的播放器代码笔在这里 （功能（win、doc）{ "严格使用",； var apiKey='AIzaSyAFMzeux_Eu933wk5U8skMzUzA-urgVgsY'； var YTV=YTV | |函数（id，opts）{ var noop=函数（）{}， 设置={ 阿皮基：阿皮基， 元素：null， 用户：null， chann
我的播放器代码笔在这里
（功能（win、doc）{
"严格使用",；
var apiKey='AIzaSyAFMzeux_Eu933wk5U8skMzUzA-urgVgsY'；
var YTV=YTV | |函数（id，opts）{
var noop=函数（）{}，
设置={
阿皮基：阿皮基，
元素：null，
用户：null，
channelId:null，
全屏：假，
重音：“#fff”，
控制：对，
注：错，
自动播放：错误，
是的，
浏览播放列表：false，
玩家主题：“黑暗”，
列表主题：“黑暗”，
回答：错，
playId:“”，
错，
反向者：错，
沙狐：错，
wmode:'不透明'，
活动：{
准备好了吗，
状态变化：noop
}
},
缓存={
数据：{}，
删除：函数（url）{
删除cache.data[url]；
},
存在：函数（url）{
返回cache.data.hasOwnProperty（url）&&cache.data[url]！==null；
},
获取：函数（url）{
返回cache.data[url]；
},
设置：函数（url、数据）{
cache.remove（url）；
cache.data[url]=数据；
}
},
utils={
活动：{
addEvent：函数addEvent（元素、事件名称、函数）{
if（element.addEventListener）{
返回元素.addEventListener（eventName，func，false）；
}else if（元素附件）{
返回元素.attachEvent（“on”+eventName，func）；
}
},
removeEvent:函数addEvent（元素、事件名称、函数）{
if（element.addEventListener）{
return元素.removeEventListener（eventName，func，false）；
}else if（元素附件）{
return元素.detachEvent（“on”+eventName，func）；
}
},
预防：功能（e）{
如果（如默认）{
e、 预防默认值（）；
}否则{
e、 returnValue=false；
}
}
},
addCSS：函数（css）{
var head=doc.getElementsByTagName（'head'）[0]，
style=doc.createElement（'style'）；
style.type='text/css'；
if（style.styleSheet）{
style.styleSheet.cssText=css；
}否则{
appendChild（doc.createTextNode（css））；
}
头。附属物（样式）；
},
addCommas:函数（str）{
var x=str.split（'.'），
x1=x[0]，
x2=x.长度>1？'.+x[1]：''，
rgx=/（\d+）（\d{3}）/；
while（rgx.测试（x1））{
x1=x1.替换（rgx，'$1'+'，'+'$2'）；
}
返回x1+x2；
},
parentUntil:函数（el、attr）{
while（el.parentNode）{
if（el.getAttribute&&el.getAttribute（attr））{
返回el；
}
el=el.parentNode；
}
返回null；
},
阿贾克斯：{
get：函数（url，fn）{
if（cache.exist（url））{
调用（这是JSON.parse（cache.get（url））；
}否则{
变量句柄；
如果（win.XDomainRequest&&！（navigator.appVersion.indexOf（“MSIE 8”）==-1 | | navigator.appVersion.indexOf（“MSIE 9”）==-1））{//CORS用于IE8,9
句柄=新的XDomainRequest（）；
handle.onload=函数（）{
set（url，handle.responseText）；
调用（这是JSON.parse（handle.responseText））；
if（Object.prototype.hasOwnProperty.call（JSON.parse（handle.responseText），'error'））{
cache.remove（url）；
var e=JSON.parse（handle.responseText）；
console.log（'Youtube-TV错误：Youtube API响应：'+e.Error.errors[0]。原因+'\n'+'详细信息：'+e.Error.errors[0]。消息）；
}
};
}else if（win.XMLHttpRequest）{//现代浏览器
handle=newXMLHttpRequest（）；
}
handle.onreadystatechange=函数（）{
if（handle.readyState==4&&handle.status==200）{
set（url，handle.responseText）；
调用（这是JSON.parse（handle.responseText））；
}如果（韩）
(function(win, doc) {
'use strict';
var apiKey = 'AIzaSyAFMzeux_Eu933wk5U8skMzUzA-urgVgsY';
var YTV = YTV || function(id, opts){
var noop = function(){},
settings = {
apiKey: apiKey,
element: null,
user: null,
channelId: null,
fullscreen: false,
accent: '#fff',
controls: true,
annotations: false,
autoplay: false,
chainVideos: true,
browsePlaylists: false,
playerTheme: 'dark',
listTheme: 'dark',
responsive: false,
playId:'',
sortList: false,
reverseList: false,
shuffleList: false,
wmode: 'opaque',
events: {
videoReady: noop,
stateChange: noop
}
},
cache = {
data: {},
remove: function (url) {
delete cache.data[url];
},
exist: function (url) {
return cache.data.hasOwnProperty(url) && cache.data[url] !== null;
},
get: function (url) {
return cache.data[url];
},
set: function (url, data) {
cache.remove(url);
cache.data[url] = data;
}
},
utils = {
events: {
addEvent: function addEvent(element, eventName, func) {
if (element.addEventListener) {
return element.addEventListener(eventName, func, false);
} else if (element.attachEvent) {
return element.attachEvent("on" + eventName, func);
}
},
removeEvent: function addEvent(element, eventName, func) {
if (element.addEventListener) {
return element.removeEventListener(eventName, func, false);
} else if (element.attachEvent) {
return element.detachEvent("on" + eventName, func);
}
},
prevent: function(e) {
if (e.preventDefault) {
e.preventDefault();
} else {
e.returnValue = false;
}
}
},
addCSS: function(css){
var head = doc.getElementsByTagName('head')[0],
style = doc.createElement('style');
style.type = 'text/css';
if (style.styleSheet){
style.styleSheet.cssText = css;
} else {
style.appendChild(doc.createTextNode(css));
}
head.appendChild(style);
},
addCommas: function(str){
var x = str.split('.'),
x1 = x[0],
x2 = x.length > 1 ? '.' + x[1] : '',
rgx = /(\d+)(\d{3})/;
while (rgx.test(x1)) {
x1 = x1.replace(rgx, '$1' + ',' + '$2');
}
return x1 + x2;
},
parentUntil: function(el, attr) {
while (el.parentNode) {
if (el.getAttribute && el.getAttribute(attr)){
return el;
}
el = el.parentNode;
}
return null;
},
ajax: {
get: function(url, fn){
if (cache.exist(url)) {
fn.call(this, JSON.parse(cache.get(url)));
} else {
var handle;
if (win.XDomainRequest && !(navigator.appVersion.indexOf("MSIE 8")==-1 || navigator.appVersion.indexOf("MSIE 9")==-1)) { // CORS for IE8,9
handle = new XDomainRequest();
handle.onload = function(){
cache.set(url, handle.responseText);
fn.call(this, JSON.parse(handle.responseText));
if (Object.prototype.hasOwnProperty.call(JSON.parse(handle.responseText), 'error')){
cache.remove(url);
var e = JSON.parse(handle.responseText);
console.log('Youtube-TV Error: Youtube API Response: '+e.error.errors[0].reason+'\n'+ 'Details: '+e.error.errors[0].message);
}
};
} else if (win.XMLHttpRequest){ // Modern Browsers
handle = new XMLHttpRequest();
}
handle.onreadystatechange = function(){
if (handle.readyState === 4 && handle.status === 200){
cache.set(url, handle.responseText);
fn.call(this, JSON.parse(handle.responseText));
} else if (handle.readyState === 4){
var e = JSON.parse(handle.responseText);
console.log('Youtube-TV Error: Youtube API Response: '+e.error.errors[0].reason+'\n'+ 'Details: '+e.error.errors[0].message);
}
};
handle.open("GET",url,true);
handle.send();
}
}
},
endpoints: {
base: 'https://www.googleapis.com/youtube/v3/',
userInfo: function(){
return utils.endpoints.base+'channels?'+settings.cid+'&key='+apiKey+'&part=snippet,contentDetails,statistics';
},
playlistInfo: function(pid){
return utils.endpoints.base+'playlists?id='+pid+'&key='+apiKey+'&maxResults=50&part=snippet';
},
userPlaylists: function(){
return utils.endpoints.base+'playlists?channelId='+settings.channelId+'&key='+apiKey+'&maxResults=50&part=snippet';
},
playlistVids: function(){
return utils.endpoints.base+'playlistItems?playlistId='+settings.pid+'&key='+apiKey+'&maxResults=50&part=contentDetails';
},
videoInfo: function(){
return utils.endpoints.base+'videos?id='+settings.videoString+'&key='+apiKey+'&maxResults=50&part=snippet,contentDetails,status,statistics';
}
},
deepExtend: function(destination, source) {
var property;
for (property in source) {
if (source[property] && source[property].constructor && source[property].constructor === Object) {
destination[property] = destination[property] || {};
utils.deepExtend(destination[property], source[property]);
} else {
destination[property] = source[property];
}
}
return destination;
}
},
prepare = {
youtube: function(){
if(typeof YT=='undefined'){
var tag = doc.createElement('script');
tag.src = "https://www.youtube.com/iframe_api";
var firstScriptTag = doc.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
}
},
build: function(){
if (settings.channelId){
settings.cid = 'id='+settings.channelId;
} else if(settings.user){
settings.cid = 'forUsername='+settings.user;
}
settings.element.className = "ytv-canvas";
if(settings.fullscreen){
settings.element.className += " ytv-full";
}
utils.addCSS( '#'+id+' .ytv-list .ytv-active a{border-left-color: '+(settings.accent)+';}' );
// Responsive CSS
if(settings.responsive){
utils.addCSS('#'+id+' .ytv-video{'
+'position: relative; padding-bottom: 39.4%; /* 16:9 of 70%*/'
+'height: 0; width: 70%;'
+'} #'+id+' .ytv-video iframe{'
+'position: absolute; top: 0; left: 0;'
+'} #'+id+' .ytv-list{'
+'width: 30%;'
+'} #'+id+' .ytv-playlist-open .ytv-arrow{'
+'top: 0px;}'
+'@media only screen and (max-width:992px) {'
+'#'+id+' .ytv-list{'
+'position: relative; display: block;'
+'width: 0; padding-bottom: 40%;'
+'left: auto; right: auto;'
+'top: auto; width: 100%;'
+'} #'+id+' .ytv-video{'
+'position: relative; padding-bottom: 56.25%; /* 16:9 */'
+'height: 0; position: relative;'
+'display: block; left: auto;'
+'right: auto; top: auto; width: 100%;'
+'}}'
);
}
// Temp Scroll Bar fix
if (settings.listTheme == 'dark'){
utils.addCSS( ' #'+id+'.ytv-canvas ::-webkit-scrollbar{border-left: 1px solid #000;}'
+ ' #'+id+'.ytv-canvas ::-webkit-scrollbar-thumb{background: rgba(255,255,255,0.2);}');
}
// Optional Light List Theme
if(settings.listTheme == 'light'){
utils.addCSS( ' #'+id+'.ytv-canvas{background: #ccc;}'
+ ' #'+id+'.ytv-canvas ::-webkit-scrollbar{border-left: 1px solid rgba(28,28,28,0.1);}'
+ ' #'+id+'.ytv-canvas ::-webkit-scrollbar-thumb{background: rgba(28,28,28,0.3);}'
+ ' #'+id+' .ytv-list .ytv-active a{background: rgba(0,0,0,0.2);}'
+ ' #'+id+' .ytv-list a{color: #282828; border-top: 1px solid rgba(0,0,0,0.1); border-bottom: 1px solid rgba(204,204,204,0.5);}'
+ ' #'+id+' .ytv-list a:hover, #'+id+' .ytv-list-header .ytv-playlists a:hover{ background: rgba(0,0,0,0.2);}'
+ ' #'+id+' .ytv-list a:active, #'+id+' .ytv-list-header .ytv-playlists a:active{ background: rgba(0,0,0,0.2);}'
+ ' #'+id+' .ytv-list .ytv-thumb-stroke{outline: 1px solid rgba(0,0,0,0.1);}'
+ ' #'+id+' .ytv-list .ytv-thumb{outline: 1px solid rgba(255,255,255,0.5);}'
+ ' #'+id+' .ytv-list-header{-webkit-box-shadow: 0 1px 2px rgba(255, 255, 255, 0.2); -moz-box-shadow: 0 1px 2px rgba(255, 255, 255, 0.2); box-shadow: 0 1px 2px rgba(255, 255, 255, 0.2);}'
+ ' #'+id+' .ytv-list-header a{background: rgba(0,0,0,0.2);}'
+ ' #'+id+' .ytv-playlists{background: #ccc;}'
);
}
},
userUploads: function(userInfo){
if (userInfo && userInfo.items.length > 0){
settings.pid = userInfo.items[0].contentDetails.relatedPlaylists.uploads;
utils.ajax.get( utils.endpoints.playlistVids(), prepare.compileVideos );
} else console.log ('Youtube-TV Error: API returned no matches for: '+(settings.channelId ? settings.channelId : settings.user)+'\nPlease ensure it was entered correctly and in the appropriate field shown below. \nuser: \'username\' or channelId: \'UCxxxx...\'');
},
selectedPlaylist: function(playlistInfo){
if (playlistInfo && playlistInfo.items.length > 0) {
if (!settings.channelId && !settings.user){
settings.cid = ('id='+(settings.channelId = playlistInfo.items[0].snippet.channelId));
}
settings.currentPlaylist = playlistInfo.items[0].snippet.title;
settings.pid = playlistInfo.items[0].id;
utils.ajax.get( utils.endpoints.playlistVids(), prepare.compileVideos );
} else console.log ('Youtube-TV Error: API returned no matches for playlist(s): '+settings.playlist);
},
compileVideos: function(res){
if (res && res.items.length > 0){
var playlists = res.items,
i;
settings.videoString = '';
for(i=0; i<playlists.length; i++){
settings.videoString += playlists[i].contentDetails.videoId;
if (i<playlists.length-1){ settings.videoString += ',';}
}
utils.ajax.get( utils.endpoints.videoInfo(), prepare.compileList );
} else console.log ('Youtube-TV Error: Empty playlist');
},
playlists: function(res){
if(res && res.items.length > 0){
var list = '<div class="ytv-playlists"><ul>',
playlists = res.items,
i;
for(i=0; i<playlists.length; i++){
var data = {
title: playlists[i].snippet.title,
plid: playlists[i].id,
thumb: playlists[i].snippet.thumbnails.medium.url
};
list += '<a href="#" data-ytv-playlist="'+(data.plid)+'">';
list += '<div class="ytv-thumb"><div class="ytv-thumb-stroke"></div><img src="'+(data.thumb)+'"></div>';
list += '<span>'+(data.title)+'</span>';
list += '</a>';
}
list += '</ul></div>';
var lh = settings.element.getElementsByClassName('ytv-list-header')[0],
headerLink = lh.children[0];
headerLink.href="#";
headerLink.target="";
headerLink.setAttribute('data-ytv-playlist-toggle', 'true');
settings.element.getElementsByClassName('ytv-list-header')[0].innerHTML += list;
lh.className += ' ytv-has-playlists';
} else console.log ('Youtube-TV Error: Returned no playlists');
},
compileList: function(data){
if(data && data.items.length > 0){
utils.ajax.get( utils.endpoints.userInfo(), function(userInfo){
var list = '',
user = {
title: userInfo.items[0].snippet.title,
url: '//youtube.com/channel/'+userInfo.items[0].id,
thumb: userInfo.items[0].snippet.thumbnails['default'].url,
summary: userInfo.items[0].snippet.description,
subscribers: userInfo.items[0].statistics.subscriberCount,
views: userInfo.items[0].statistics.viewCount
},
videos = data.items,
first = true,
i;
settings.channelId = userInfo.items[0].id;
if(settings.currentPlaylist) user.title += ' · '+(settings.currentPlaylist);
if (settings.sortList) videos.sort(function(a,b){if(a.snippet.publishedAt > b.snippet.publishedAt) return -1;if(a.snippet.publishedAt < b.snippet.publishedAt) return 1;return 0;});
if (settings.reverseList) videos.reverse();
if (settings.shuffleList) {
videos = function (){for(var j, x, i = videos.length; i; j = Math.floor(Math.random() * i), x = videos[--i], videos[i] = videos[j], videos[j] = x);return videos;}();
}
list += '<div class="ytv-list-header">';
list += '<a href="'+(user.url)+'" target="_blank">';
list += '<img src="'+(user.thumb)+'">';
list += '<span><i class="ytv-arrow down"></i>'+(user.title)+'</span>';
list += '</a>';
list += '</div>';
list += '<div class="ytv-list-inner"><ul>';
for(i=0; i<videos.length; i++){
if(videos[i].status.embeddable){
var video = {
title: videos[i].snippet.title,
slug: videos[i].id,
link: 'https://www.youtube.com/watch?v='+videos[i].id,
published: videos[i].snippet.publishedAt,
stats: videos[i].statistics,
duration: (videos[i].contentDetails.duration),
thumb: videos[i].snippet.thumbnails.medium.url
};
var durationString = video.duration.match(/[0-9]+[HMS]/g);
var h = 0, m = 0, s = 0, time = '';
durationString.forEach(function (duration) {
var unit = duration.charAt(duration.length-1);
var amount = parseInt(duration.slice(0,-1));
switch (unit) {
case 'H': h = (amount > 9 ? '' + amount : '0' + amount); break;
case 'M': m = (amount > 9 ? '' + amount : '0' + amount); break;
case 'S': s = (amount > 9 ? '' + amount : '0' + amount); break;
}
});
if (h){ time += h+':';}
if (m){ time += m+':';} else { time += '00:';}
if (s){ time += s;} else { time += '00';}
var isFirst = '';
if(settings.playId==video.slug){
isFirst = ' class="ytv-active"';
first = video.slug;
} else if(first===true){
first = video.slug;
}
list += '<li'+isFirst+'><a href="#" data-ytv="'+(video.slug)+'" class="ytv-clear">';
list += '<div class="ytv-thumb"><div class="ytv-thumb-stroke"></div><span>'+(time)+'</span><img src="'+(video.thumb)+'"></div>';
list += '<div class="ytv-content"><b>'+(video.title)+'</b>';
if (video.stats)
{
list+='</b><span class="ytv-views">'+utils.addCommas(video.stats.viewCount)+' Views</span>';
}
list += '</div></a></li>';
}
}
list += '</ul></div>';
settings.element.innerHTML = '<div class="ytv-relative"><div class="ytv-video"><div id="ytv-video-player"></div></div><div class="ytv-list">'+list+'</div></div>';
if(settings.element.getElementsByClassName('ytv-active').length===0){
settings.element.getElementsByTagName('li')[0].className = "ytv-active";
}
var active = settings.element.getElementsByClassName('ytv-active')[0];
active.parentNode.parentNode.scrollTop = active.offsetTop;
action.logic.loadVideo(first, settings.autoplay);
if (settings.playlist){
utils.ajax.get( utils.endpoints.playlistInfo(settings.playlist), prepare.playlists );
} else if(settings.browsePlaylists){
utils.ajax.get( utils.endpoints.userPlaylists(), prepare.playlists );
}
});
} else console.log ('Youtube-TV Error: Empty video list');
}
},
action = {
logic: {
playerStateChange: function(d){
console.log(d);
},
loadVideo: function(slug, autoplay){
var house = settings.element.getElementsByClassName('ytv-video')[0];
var counter = settings.element.getElementsByClassName('ytv-video-playerContainer').length;
house.innerHTML = '<div id="ytv-video-player'+id+counter+'" class="ytv-video-playerContainer"></div>';
cache.player = new YT.Player('ytv-video-player'+id+counter, {
videoId: slug,
events: {
onReady: settings.events.videoReady,
onStateChange: function(e){
if( (e.target.getPlayerState()===0) && settings.chainVideos ){
var ns = settings.element.getElementsByClassName('ytv-active')[0].nextSibling,
link = ns.children[0];
link.click();
}
settings.events.stateChange.call(this, e);
}
},
playerVars: {
enablejsapi: 1,
origin: doc.domain,
controls: settings.controls ? 1 : 0,
rel: 0,
showinfo: 0,
iv_load_policy: settings.annotations ? '' : 3,
autoplay: autoplay ? 1 : 0,
theme: settings.playerTheme,
wmode: settings.wmode
}
});
}
},
endpoints: {
videoClick: function(e){
var target = utils.parentUntil(e.target ? e.target : e.srcElement, 'data-ytv');
if(target){
if(target.getAttribute('data-ytv')){
// Load Video
utils.events.prevent(e);
var activeEls = settings.element.getElementsByClassName('ytv-active'),
i;
for(i=0; i<activeEls.length; i++){
activeEls[i].className="";
}
target.parentNode.className="ytv-active";
action.logic.loadVideo(target.getAttribute('data-ytv'), true);
}
}
},
playlistToggle: function(e){
var target = utils.parentUntil(e.target ? e.target : e.srcElement, 'data-ytv-playlist-toggle');
if(target && target.getAttribute('data-ytv-playlist-toggle')){
// Toggle Playlist
utils.events.prevent(e);
var lh = settings.element.getElementsByClassName('ytv-list-header')[0];
if(lh.className.indexOf('ytv-playlist-open')===-1){
lh.className += ' ytv-playlist-open';
} else {
lh.className = lh.className.replace(' ytv-playlist-open', '');
}
}
},
playlistClick: function(e){
var target = utils.parentUntil(e.target ? e.target : e.srcElement, 'data-ytv-playlist');
if(target && target.getAttribute('data-ytv-playlist')){
// Load Playlist
utils.events.prevent(e);
settings.pid = target.getAttribute('data-ytv-playlist');
target.children[1].innerHTML = 'Loading...';
utils.ajax.get( utils.endpoints.playlistInfo(settings.pid), function(res){
var lh = settings.element.getElementsByClassName('ytv-list-header')[0];
lh.className = lh.className.replace(' ytv-playlist-open', '');
prepare.selectedPlaylist(res);
});
}
}
},
bindEvents: function(){
utils.events.addEvent( settings.element, 'click', action.endpoints.videoClick );
utils.events.addEvent( settings.element, 'click', action.endpoints.playlistToggle );
utils.events.addEvent( settings.element, 'click', action.endpoints.playlistClick );
}
},
initialize = function(id, opts){
utils.deepExtend(settings, opts);
if(settings.apiKey.length===0){
alert("Missing APIkey in settings or as global vaiable.");
}
apiKey = settings.apiKey;
settings.element = (typeof id==='string') ? doc.getElementById(id) : id;
if(settings.element && (settings.user || settings.channelId || settings.playlist)){
prepare.youtube();
prepare.build();
action.bindEvents();
if (settings.playlist) {
utils.ajax.get( utils.endpoints.playlistInfo(settings.playlist), prepare.selectedPlaylist );
} else {
utils.ajax.get( utils.endpoints.userInfo(), prepare.userUploads );
}
} else console.log ('Youtube-TV Error: Missing either user, channelId, or playlist');
};
/* Public */
this.destroy = function(){
utils.events.removeEvent( settings.element, 'click', action.endpoints.videoClick );
utils.events.removeEvent( settings.element, 'click', action.endpoints.playlistToggle );
utils.events.removeEvent( settings.element, 'click', action.endpoints.playlistClick );
settings.element.className = '';
settings.element.innerHTML = '';
};
this.fullscreen = {
state: function(){
return (settings.element.className).indexOf('ytv-full') !== -1;
},
enter: function(){
if( (settings.element.className).indexOf('ytv-full') === -1 ){
settings.element.className += 'ytv-full';
}
},
exit: function(){
if( (settings.element.className).indexOf('ytv-full') !== -1 ){
settings.element.className = (settings.element.className).replace('ytv-full', '');
}
}
};
initialize(id, opts);
};
if ((typeof module !== 'undefined') && module.exports) {
module.exports = YTV;
}
if (typeof ender === 'undefined') {
this.YTV = YTV;
}
if ((typeof define === "function") && define.amd) {
define("YTV", [], function() {
return YTV;
});
}
if ((typeof jQuery !== 'undefined')) {
jQuery.fn.extend({
ytv: function(options) {
return this.each(function() {
new YTV(this.id, options);
});
}
});
}
}).call(this, window, document);
list += '<div class="ytv-list-header">';
list += '<div class="ytv-list-header ytv-playlist-open">';