js-- 农历的获取

today=new Date();  function initArray(){     this.length=initArray.arguments.length     for(var i=0;i<this.length;i++)     this[i+1]=initArray.arguments[i] }     var d=new initArray(       "星期日",       "星期一",       "星期二",       "星期三",       "星期四",       "星期五",       "星期六");  document.write(today.getFullYear(),"年",today.getMonth()+1,"月",today.getDate(),"日 ",d[today.getDay()+1]," ");    calendar = new Date();  month = calendar.getMonth();  date = calendar.getDate();    if ((month == 0) && (date == 1)) document.write("元旦");    if ((month == 2) && (date == 12)) document.write("植树节");    if ((month == 3) && (date == 5)) document.write("清明节");    if ((month == 4) && (date == 1)) document.write("国际劳动节");    if ((month == 4) && (date == 4)) document.write("青年节");    if ((month == 5) && (date == 1)) document.write("国际儿童节");    if ((month == 7) && (date == 1)) document.write("建军节");    if ((month == 7) && (date == 16)) document.write("七夕情人节");    if ((month == 9) && (date == 1)) document.write("国庆节/国际音乐节/国际老人节");    if ((month == 11) && (date == 24)) document.write("平安夜");  if ((month == 11) && (date == 25)) document.write("圣诞节");          /*农历部分*/    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)&1;  }  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.getYear();  if(tmp<1900){     tmp+=1900;  }  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+="(";  tmp+=sx.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){  //solarYear = solarYear<1900?(1900+solarYear):solarYear;  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);  if (yy<100) yy="19"+yy;  function showCal(){  document.write(GetLunarDay(yy,mm,dd));  }     showCal();