農曆腳本（含“煞”“衝”、民國）

function CalConv()
 {
 FIRSTYEAR = 1998;
 LASTYEAR = 2031;

 today = new Date();
 SolarYear = today.getFullYear();
 SolarMonth = today.getMonth() + 1;
 SolarDate = today.getDate();
 Weekday = today.getDay();

 LunarCal = [
  new tagLunarCal( 27,  5, 3, 43, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 1 ),
  new tagLunarCal( 46,  0, 4, 48, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1 ), /* 88 */
  new tagLunarCal( 35,  0, 5, 53, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1 ), /* 89 */
  new tagLunarCal( 23,  4, 0, 59, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 42,  0, 1,  4, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 31,  0, 2,  9, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0 ),
  new tagLunarCal( 21,  2, 3, 14, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1 ), /* 93 */
  new tagLunarCal( 39,  0, 5, 20, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 28,  7, 6, 25, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1 ),
  new tagLunarCal( 48,  0, 0, 30, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1 ),
  new tagLunarCal( 37,  0, 1, 35, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1 ), /* 97 */
  new tagLunarCal( 25,  5, 3, 41, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 ),
  new tagLunarCal( 44,  0, 4, 46, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 ),
  new tagLunarCal( 33,  0, 5, 51, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 22,  4, 6, 56, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 ), /* 101 */
  new tagLunarCal( 40,  0, 1,  2, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 ),
  new tagLunarCal( 30,  9, 2,  7, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 49,  0, 3, 12, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 38,  0, 4, 17, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0 ), /* 105 */
  new tagLunarCal( 27,  6, 6, 23, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1 ),
  new tagLunarCal( 46,  0, 0, 28, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0 ),
  new tagLunarCal( 35,  0, 1, 33, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0 ),
  new tagLunarCal( 24,  4, 2, 38, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 ), /* 109 */
  new tagLunarCal( 42,  0, 4, 44, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 31,  0, 5, 49, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0 ),
  new tagLunarCal( 21,  2, 6, 54, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1 ),
  new tagLunarCal( 40,  0, 0, 59, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1 ), /* 113 */
  new tagLunarCal( 28,  6, 2,  5, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0 ),
  new tagLunarCal( 47,  0, 3, 10, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1 ),
  new tagLunarCal( 36,  0, 4, 15, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1 ),
  new tagLunarCal( 25,  5, 5, 20, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0 ), /* 117 */
  new tagLunarCal( 43,  0, 0, 26, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1 ),
  new tagLunarCal( 32,  0, 1, 31, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0 ),
  new tagLunarCal( 22,  3, 2, 36, 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0 ) ];

 /* 民國年每月之日數 */
 SolarCal = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ];

 /* 民國年每月之累積日數, 平年與閏年 */
 SolarDays = [
  0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365, 396,
  0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366, 397 ];
 AnimalIdx = ["馬", "羊", "猴", "雞", "狗", "豬", "鼠", "牛", "虎", "兔", "龍", "蛇" ];
 LocationIdx = [ "南", "東", "北", "西" ];

 if ( SolarYear <= FIRSTYEAR || SolarYear > LASTYEAR ) return 1;

 sm = SolarMonth - 1;
 
 if ( sm < 0 || sm > 11 ) return 2;
 
 leap = GetLeap( SolarYear );

 if ( sm == 1 )
  d = leap + 28;
 else
  d = SolarCal[sm];

 if ( SolarDate < 1 || SolarDate > d ) return 3;

 y = SolarYear - FIRSTYEAR;
 acc = SolarDays[ leap*14 + sm ] + SolarDate;
 kc = acc + LunarCal[y].BaseKanChih;
 Kan = kc % 10;
 Chih = kc % 12;
 Location = LocationIdx[kc % 4];
 Age = kc % 60;
 if ( Age < 22 )
  Age = 22 - Age;
 else
  Age = 82 - Age;

 Animal = AnimalIdx[ Chih ];

 if ( acc <= LunarCal[y].BaseDays ) {
  y--;
  LunarYear = SolarYear - 1;
  leap = GetLeap( LunarYear );
  sm += 12;
  acc = SolarDays[leap*14 + sm] + SolarDate;
  }
 else
  LunarYear = SolarYear;
  
 l1 = LunarCal[y].BaseDays;
 for ( i=0; i<13; i++ ) {
  l2 = l1 + LunarCal[y].MonthDays[i] + 29;
  if ( acc <= l2 ) break;
  l1 = l2;
  }

 LunarMonth = i + 1;
 LunarDate = acc - l1;
 im = LunarCal[y].Intercalation;

 if ( im != 0 && LunarMonth > im ) {
  LunarMonth--;
  if ( LunarMonth == im ) LunarMonth = -im;
  }

 if ( LunarMonth > 12 ) LunarMonth -= 12;
 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("<font color=RED>星期日</font>","<font color=#8000FF>星期一</font>","<font color=#8000FF>星期二</font>","<font color=#8000FF>星期三</font>","<font color=#8000FF>星期四</font>","<font color=#8000FF>星期五</font>","<font color=GREEN>星期六</font>");
             document.write("民國 <font color=#3171b7>",today.getYear()-1911,"<font color=black> 年 </font>",today.getMonth()+1,"<font color=black> 月 </font>",today.getDate(),"<font color=black> 日 </font>"
        ,d[today.getDay()+1],"");
   document.write( "</font><span class=d>農曆 " + LunarMonth + "月 " + LunarDate + "日</span>" );

       document.write( "<span class=d><font color=RED>煞</font>" + Location + " <font color=GREEN>衝</font>" + Animal + Age + "歲</span><br>" );               
               
 
 return 0;
 }

 /* 求此民國年是否爲閏年, 返回 0 爲平年, 1 爲閏年 */
function GetLeap( year )
 {
   if ( year % 400 == 0 )
     return 1;
   else if ( year % 100 == 0 )
     return 0;
   else if ( year % 4 == 0 )
     return 1;
   else
     return 0;
 }

function tagLunarCal( d, i, w, k, m1, m2, m3, m4, m5, m6, m7, m8, m9, m10, m11, m12, m13) {
 this.BaseDays = d;         /* 到民國 1 月 1 日到農曆正月初一的累積日數 */
 this.Intercalation = i;    /* 閏月月份. 0==此年沒有閏月 */
 this.BaseWeekday = w;      /* 此年民國 1 月 1 日爲星期幾再減 1 */
 this.BaseKanChih = k;      /* 此年民國 1 月 1 日之干支序號減 1 */
 this.MonthDays = [ m1, m2, m3, m4, m5, m6, m7, m8, m9, m10, m11, m12, m13 ]; /* 此農曆年每月之大小, 0==小月(29日), 1==大月(30日) */
}

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CalConv();