JavaScript在网页上显示农历日期_JavaScript

JavaScript在网页上显示农历日期
<html xmlns="http://www.w3.org/1999/xhtml" >
<head >
<title>JavaScript显示农历 - 75271.com</title>
</head>
<body>
<form id="form1" runat="server">
    <div id="div" style="vertical-align: middle; position: absolute; text-align: center;
            left: 39%; top: 35%;">
          <h2>Welcome Materials System</h2>
    </div>
   <div id="wrapper"><p id="pDate"></p></div> 
    </form>
</body>
</html>
<script type="text/javascript">
	var sWeek = new Array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
	var dNow = new Date();
	var CalendarData=new Array(100);var madd=new Array(12);var tgString="甲乙丙丁戊己庚辛壬癸";var dzString="子丑寅卯辰巳午未申酉戌亥";var numString="一二三四五六七八九十";var monString="正二三四五六七八九十冬腊";var weekString="日一二三四五六";var sx="鼠牛虎兔龙蛇马羊猴鸡狗猪";var cYear,cMonth,cDay,TheDate;
CalendarData = new Array(               0xA4B,0x5164B,0x6A5,0x6D4,0x415B5,0x2B6,0x957,0x2092F,0x497,0x60C96,                     0xD4A,0xEA5,0x50DA9,0x5AD,0x2B6,0x3126E, 0x92E,0x7192D,0xC95,0xD4A,                       0x61B4A,0xB55,0x56A,0x4155B, 0x25D,0x92D,0x2192B,0xA95,0x71695,0x6CA,                   0xB55,0x50AB5,0x4DA,0xA5B,0x30A57,0x52B,0x8152A,0xE95,0x6AA,0x615AA,                     0xAB5,0x4B6,0x414AE,0xA57,0x526,0x31D26,0xD95,0x70B55,0x56A,0x96D,                    0x5095D,0x4AD,0xA4D,0x41A4D,0xD25,0x81AA5, 0xB54,0xB6A,0x612DA,0x95B,
0x49B,0x41497,0xA4B,0xA164B, 0x6A5,0x6D4,0x615B4,0xAB6,0x957,0x5092F,
0x497,0x64B, 0x30D4A,0xEA5,0x80D65,0x5AC,0xAB6,0x5126D,0x92E,0xC96,                   0x41A95,0xD4A,0xDA5,0x20B55,0x56A,0x7155B,0x25D,0x92D,0x5192B,0xA95,                   0xB4A,0x416AA,0xAD5,0x90AB5,0x4BA,0xA5B, 0x60A57,0x52B,0xA93,0x40E95);
madd[0]=0;madd[1]=31;madd[2]=59;madd[3]=90;
madd[4]=120;madd[5]=151;madd[6]=181;madd[7]=212; 
madd[8]=243;madd[9]=273;madd[10]=304;madd[11]=334; 
function GetBit(m,n) {  return (m>>n) }
function e2c()
{  
TheDate= (arguments.length!=3) ? new Date() : new Date(arguments[0],arguments[1],arguments[2]);  
var total,m,n,k;  
var isEnd=false;  
var tmp=TheDate.getFullYear();  
 total=(tmp-1921)*365+Math.floor((tmp-1921)/4)+madd[TheDate.getMonth()]+TheDate.getDate()-38;  if (TheDate.getYear()%4==0&&TheDate.getMonth()>1) { total++;}  for(m=0;;m++)  {    k=(CalendarData[m]<0xfff)?11:12;    for(n=k;n>=0;n--)    {      if(total<=29+GetBit(CalendarData[m],n))      {        isEnd=true; break;      }      total=total-29-GetBit(CalendarData[m],n);    }    if(isEnd) break;  }  cYear=1921 + m; cMonth=k-n+1; cDay=total;  if(k==12)   {    if(cMonth==Math.floor(CalendarData[m]/0x10000)+1) { cMonth=1-cMonth; }    if(cMonth>Math.floor(CalendarData[m]/0x10000)+1)  { cMonth--; }   }}
function GetcDateString(){ var tmp="";  tmp+=tgString.charAt((cYear-4)%10); 
tmp+=dzString.charAt((cYear-4)%12);  
tmp+="年 "; 
if(cMonth<1) { tmp+="(闰)"; tmp+=monString.charAt(-cMonth-1); } else {tmp+=monString.charAt(cMonth-1);}  tmp+="月";  tmp+=(cDay<11)?"初":((cDay<20)?"十":((cDay<30)?"廿":"三十")); 
if (cDay%10!=0||cDay==10) { tmp+=numString.charAt((cDay-1)%10); }  return tmp;}
function GetLunarDay(solarYear,solarMonth,solarDay)
{
 if (solarYear<1921 || solarYear>2020)  {          return ""; 
  }        else        {          solarMonth = (parseInt(solarMonth)>0) ? (solarMonth-1) : 11;          e2c(solarYear,solarMonth,solarDay); return GetcDateString();        }}
var D=new Date(); 
var yy=D.getFullYear(); 
var mm=D.getMonth()+1; 
var dd=D.getDate(); 
var ww=D.getDay(); 
var ss=parseInt(D.getTime() / 1000); 
function getFullYear(d){// 修正firefox下year错误
yr=d.getYear();if(yr<1000)
yr+=1900;return yr;}
function showDate() {
	var sValue = getFullYear(dNow)+"年"+(dNow.getMonth()+1)+"月"+dNow.getDate()+"日"+" "+sWeek[dNow.getDay()]+" ";
	sValue+=GetLunarDay(yy,mm,dd);
	    document.getElementById("pDate").innerHTML = sValue;
};
window.onload=showDate;
</script>