1.extend 是否显示扩展（0：不显示 1：显示）

2.definition 是否显示清晰度调整 （0：不显示 1：显示）

3.share 是否显示分享 （0：不显示 1：显示）

不同代码播放方式：

url地址： http://yuntv.letv.com/bcloud.html?uu=8stspg3e7h&vu=03a6a0007c&auto_play=1&gpcflag=1&width=640&height=360

<script type="text/javascript"> var letvcloud_player_conf =  {"uu":"8stspg3e7h","vu":"03a6a0007c","auto_play":1,"gpcflag":1,"width":640,"height":360};</script><script type="text/javascript" src="http://yuntv.letv.com/bcloud.js"></script>

http://yuntv.letv.com/bcloud.swf?uu=8stspg3e7h&vu=03a6a0007c&auto_play=1&gpcflag=1

<embed src="http://yuntv.letv.com/bcloud.swf" allowFullScreen="true" quality="high"  width="640" height="360" align="middle" allowScriptAccess="always" flashvars="uu=8stspg3e7h&vu=03a6a0007c&auto_play=1&gpcflag=1&width=640&height=360" type="application/x-shockwave-flash"></embed>

<script id="autoJs03a6a0007c" type="text/javascript">var pNode=document.getElementById("autoJs03a6a0007c").parentNode,pt,pb,dWidth = pNode.clientWidth,pHeight = pNode.clientHeight,dHeight = ReCallHeight(pHeight, dWidth,pNode);function ReCallHeight(h, w,a) {try{pt = window.getComputedStyle(a,null).paddingTop;pb = window.getComputedStyle(a,null).paddingBottom;}catch(e){pt = a.currentStyle.paddingTop;pb = a.currentStyle.paddingBottom;}h = h- parseInt(pt)- parseInt(pb);if(h && (typeof h == "number") && h==h && h>0){return h;}else{var ua = navigator.userAgent.toLowerCase();var ipad = ua.match(/(iPad).*OS\s([\d_]+)/),isIphone = !ipad && ua.match(/(iPhone\sOS)\s([\d_]+)/),isAndroid = ua.match(/(Android)\s+([\d.]+)/),isMobile = isIphone || isAndroid;if(isMobile){return w*9/16;}else{return (w*9/16)+36;}}} var letvcloud_player_conf =  {"uu":"8stspg3e7h","vu":"03a6a0007c","auto_play":1,"gpcflag":1,"width": dWidth,"height": dHeight};</script><script type="text/javascript" src="http://yuntv.letv.com/bcloud.js"></script>