恒大威尼斯攻略:关于.js的代码，请高手帮看一下，解答的明确追加悬赏分

//模仿语言包式的简繁转换功能插件！
//Edited by Stardy --2005-04-10 , Web :http://www.stardy.com , QQ:2885465

var Default_isFT = 0 //默认是否繁体，0-简体，1-繁体
var StranIt_Delay = 50 //翻译延时毫秒（设这个的目的是让网页先流畅的显现出来）

//－－－－－－－代码开始，以下别改－－－－－－－
//转换文本
function StranText(txt)
{
if(txt==""||txt==null)return ""
if(BodyIsFt==1){return Traditionalized(txt)}
else {return Simplized(txt)}
}
//转换对象，使用递归，逐层剥到文本
function StranBody(fobj)
{
if(typeof(fobj)=="object"){var obj=fobj.childNodes}
else
{
BodyIsFt=StranLink_Obj.innerText=="简体版"?0:1
StranLink_Obj.innerText=BodyIsFt==1?"简体版":"繁体版"
setCookie(JF_cn,BodyIsFt,7)
var obj=document.body.childNodes
}
for(var i=0;i<obj.length;i++)
{
var OO=obj.item(i)
if("||BR|HR|TEXTAREA|".indexOf("|"+OO.tagName+"|")>0||OO==StranLink_Obj)continue;
if(OO.title!=""&&OO.title!=null)OO.title=StranText(OO.title);
if(OO.alt!=""&&OO.alt!=null)OO.alt=StranText(OO.alt);
if(OO.tagName=="INPUT"&&OO.value!=""&&OO.type!="text")OO.value=StranText(OO.value);
if(OO.nodeType==3){OO.data=StranText(OO.data)}
else StranBody(OO)
}
}
function JTPYStr()
{
return ;
}
function FTPYStr()
{
return ;
}
function Traditionalized(cc){
var str='',ss=JTPYStr(),tt=FTPYStr();
for(var i=0;i<cc.length;i++)
{
if(cc.charCodeAt(i)>10000&&ss.indexOf(cc.charAt(i))!=-1)str+=tt.charAt(ss.indexOf(cc.charAt(i)));
else str+=cc.charAt(i);
}
return str;
}
function Simplized(cc){
var str='',ss=JTPYStr(),tt=FTPYStr();
for(var i=0;i<cc.length;i++)
{
if(cc.charCodeAt(i)>10000&&tt.indexOf(cc.charAt(i))!=-1)str+=ss.charAt(tt.indexOf(cc.charAt(i)));
else str+=cc.charAt(i);
}
return str;
}
function setCookie(name, value) //cookies设置JS
{
var argv = setCookie.arguments;
var argc = setCookie.arguments.length;
var expires = (argc > 2) ? argv[2] : null;
if(expires!=null)
{
var LargeExpDate = new Date ();
LargeExpDate.setTime(LargeExpDate.getTime() + (expires*1000*3600*24));
}
document.cookie = name + "=" + escape (value)+((expires == null) ? "" : ("; expires=" +LargeExpDate.toGMTString()));
}

function getCookie(Name) //cookies读取JS
{
var search = Name + "="
if(document.cookie.length > 0)
{
offset = document.cookie.indexOf(search)
if(offset != -1)
{
offset += search.length
end = document.cookie.indexOf(";", offset)
if(end == -1) end = document.cookie.length
return unescape(document.cookie.substring(offset, end))
}
else return ""
}
}
var StranLink_Obj=document.anchors("StranLink")
if (StranLink_Obj)
{
var JF_cn="ft"+self.location.hostname.toString().replace(/\./g,"")
var BodyIsFt=getCookie(JF_cn)
if(BodyIsFt!="1")BodyIsFt=Default_isFT
StranLink_Obj.href="javascript:StranBody()"
if(BodyIsFt=="1")setTimeout("StranBody()",StranIt_Delay)
}