大家帮我看看这段JS播放器的代码？看看能不能修改。。。

<!DOCTYPE html PUBLIC "-///www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>播放器字幕类</title>
</head>
<style>
#my div{font-size:20px;font-family:"楷体_GB2312"; white-space: pre;}
</style>
<body>
<span id="lrcdata">

</span>
<object classid="clsid:6BF52A52-394A-11D3-B153-00C04F79FAA6" id="mediaPlayerObj"
  width="330" height="68">
    <param name="url" value="http://p1.5nd.com/20060919/2006/Z/20061234871621/48717941.wma">
    <param name="rate" value="1">
    <param name="balance" value="0">
    <param name="currentPosition" value="0">
    <param name="playCount" value="1">
    <param name="autoStart" value="-1">
    <param name="volume" value="100">
    <param name="currentMarker" value="0">
    <param name="invokeURLs" value="-1">
    <param name="stretchToFit" value="-1">
    <param name="windowlessVideo" value="0">
    <param name="enabled" value="-1">
    <param name="enableContextMenu" value="0">
    <param name="fullScreen" value="0">
    <param name="enableErrorDialogs" value="0">
</object>
</p>
<div style="white-space: pre; width:150px" id="my"></div>
<pre id="msg">
</pre>
<script language="javascript">
/*=============================================================
入口参数说明：
1.lrc歌词
2.歌词显示所需的容器，CSS字体、字号同时应用于字幕
3.播放器的ID
4.字幕本底色
5.字幕同步色
===============================================================*/
function LRC(s,divo2,m_id,c1,c2)
{ LrcT=new Array();
this.msg="";
this.END=false;
function FormatLrcText(s)
{
var s1="";
s=s.replace(/<[^<>]+\:[^<>]+>/g,"");//暂时不支持尖括号的歌词
var s2=s.replace(/\[[^\[\]]+\:[^\[\]]+\]/g,"");
while(/\[[^\[\]]+\:[^\[\]]+\]/.test(s))//拆分成多行歌词
{
s=s.replace(/(\[[^\[\]]+\:[^\[\]]+\])(.*)/,"$2");
s1+=RegExp.$1+s2+"\n"
}
return s1;
}
function delnotes(s) ////删除注释
{
s=s.replace(/\[\:\][^$\n]*(\n|$)/g,"$1");
s=s.replace(/\[[^\[\]]*\]/g,function(s){return (/^\[[\d\:\.]+\]$/.test(s))?s:"";});
return s.replace(/<[^<>]*>/g,function(s){return (/^<[\d\:\.]+>$/.test(s))?s:""});
}
function addLrcObj(s)
{
var msg="歌手:~1~<br>曲名:~2~<br>专辑:~3~<br>编者:~4~";;
msg = msg.replace("~1~",(/\[ar:([^\[\]:]+)\]/i.test(s))?RegExp.$1:"----");
msg = msg.replace("~2~",(/\[ti:([^\[\]:]+)\]/i.test(s))?RegExp.$1:"----");
msg = msg.replace("~3~",(/\[al:([^\[\]:]+)\]/i.test(s))?RegExp.$1:"----");
msg = msg.replace("~4~",(/\[by:([^\[\]:]+)\]/i.test(s))?RegExp.$1:"----");
var oTime=0;
if(/\[offset\:(\-?\d+)\]/i.test(s)) ////取offset余补时间
oTime = RegExp.$1/1000;
s=delnotes(s)//删除注释
s=s.replace(/\[[^\[\]]+\:[^\[\]]+\]+.*[\n\x0d\x0a]*/g,FormatLrcText);//拆分多重[]行
var tmp=/\[(\d+)\:([\d\.]+)\](.*)/;
while(tmp.test(s))//压入歌词对象数组
{
s=s.replace(tmp,"\n");
LrcT[LrcT.length]={time:parseInt(RegExp.$1,10)*60+parseFloat(RegExp.$2)-oTime,text:RegExp.$3.toString()};
}
LrcT[LrcT.length]={time:10000,text:"无歌词"};
LrcT=LrcT.sort(function(a1,a2){return a1.time-a2.time;});////排序
return msg;
}
this.ShowObjInit=  function ()
{
var top,bk,showLeft,ShowLength;
var s="<div style=\"position: absolute; z-index:53 ;overflow-y :hidden ;overflow-x:hidden;color:#ffffff;filter : Glow(Color=#ff00ff,Strength=2) Chroma(color=#ff00ff);\" id=\"showIdText\"><\/div>";
s+="<div style=\"position: absolute; z-index:51;overflow-y :hidden ;overflow-x:hidden;white-space: pre;color:"+c1+"\" id=\"showIdBack\"><\/div>";
s+="<div style=\"position: absolute; z-index: 52;overflow-y :hidden ;overflow-x:hidden;white-space: pre;filter : Glow(Color='green',Strength='3');color:"+c2+"\" id=\"showIdTextBottom\"><\/div>";
s+="<div style=\"position: absolute; visibility:hidden;z-index: 50;\" id=\"showIdTmp\"><\/div>";
document.getElementById(divo2).style.whiteSpace="pre";
document.getElementById(divo2).innerHTML=s;
}
this.ShowObjInit();//初始化显示控件
this.msg=addLrcObj(s);//构造歌词数组
var MediaObj=document.getElementById(m_id);
var CurIndex=1;//当前行索引
if(LrcT.length>1)setText();
var ol=LrcT.length-1;
var lrcTextWidth=0;
function setText()
{
document.getElementById("showIdText").innerHTML=LrcT[CurIndex-1].text;
document.getElementById("showIdTextBottom").innerHTML=LrcT[CurIndex-1].text;
document.getElementById("showIdBack").innerHTML=LrcT[CurIndex-1].text;
document.getElementById("showIdTmp").innerHTML=LrcT[CurIndex-1].text;
lrcTextWidth=parseInt(document.getElementById("showIdTmp").offsetWidth);
lrcTextWidth=lrcTextWidth/(LrcT[CurIndex].time-LrcT[CurIndex-1].time);
}
this.run = function()
{ var CurTime=MediaObj.controls.currentPosition;
var l;
while(CurTime<LrcT[CurIndex-1].time && CurIndex>1)
{
CurIndex--;
setText();
}
while(CurTime>LrcT[CurIndex].time)
{
if( CurIndex<ol)
{
CurIndex++;
setText();
}
else
{
this.END=true;
}
}
l=Math.round(lrcTextWidth*(CurTime-LrcT[CurIndex-1].time));
if(l>=0)document.getElementById("showIdTextBottom").style.width=l;
}
this.newLrc=function(ss)
{
LrcT.splice(0,LrcT.length);
this.msg=addLrcObj(ss);
CurIndex=1;
setText();
ol=LrcT.length-1;
lrcTextWidth=0;
this.END=false;
return this.msg;
}}
/////////////////////////////////////////////////////////////////////////////////////////////////////document.body.onload=function(){
oo=new LRC(lrcdata.innerHTML.slice(4,-3),"my","mediaPlayerObj","#ff00ff","#00ffff");
setInterval('oo.run();if(oo.END)alert("end");',30);}
</script>
</body>
</html>
把它修改成：可以播放几行歌词的播放器！

解决方案 »

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