var Gan=new Array("甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
 var Zhi=new Array("子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥");
function cyclical(num) {
   return(Gan[num%10]+Zhi[num%12])
}
function CalConv() 
 { 
 FIRSTYEAR = 1998; 
 LASTYEAR = 2031; 
 
 today = new Date(); 
 SolarYear = today.getFullYear(); 
 SolarMonth = today.getMonth() + 1; 
 SolarDate = today.getDate(); 
 Weekday = today.getDay(); 

 var SolarCal = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; 
 
 /* 年每月之累積日數, 平年與閏年 */  
 var 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 ]; 
 var AnimalIdx = ["马", "羊", "猴", "鸡", "狗", "猪", "鼠", "牛", "虎", "兔", "龙", "蛇" ]; 

 var 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 ), 
  new tagLunarCal( 35,  0, 5, 53, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1 ), 
  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 ), 
  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 ),
  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 ),
  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 ), 
  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 ),
  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 ),
  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 ),
  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 ) ]; 
 /* 年每月之日數 */
 

 LocationIdx = [ "南", "东", "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("星期日","星期一","星期二","星期三","星期四","星期五","星期六"); 
             document.write("<span class=jsdhtml>", today.getYear(),"年",today.getMonth()+1,"月",today.getDate(),"日"); 
   document.write( "(<span class=jsdhtml>农历" + cyclical(today.getYear()-1900+36) +"年" + LunarMonth + "月" + LunarDate + "日)&nbsp;&nbsp;",d[today.getDay()+1],""); 
 
                                  return 0;  
} 


 /* 求此年是否為閏年, 返回 0 為平年, 1 為閏年 */ 
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 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 1 月 1 日為星期幾再減 1 */ 
 this.BaseKanChih = k;      /* 此年 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) */ 
} 

function tick() {
var hours, minutes, seconds, xfile;
var intHours, intMinutes, intSeconds;
var today;
today = new Date();
intHours = today.getHours();
intMinutes = today.getMinutes();
intSeconds = today.getSeconds();
if (intHours == 0) {
hours = "12:";
xfile = "午夜";
} else if (intHours < 12) {
hours = intHours+":";
xfile = "上午";
} else if (intHours == 12) {
hours = "12:";
xfile = "正午";
} else {
intHours = intHours - 12
hours = intHours + ":";
xfile = "下午";
}
if (intMinutes < 10) {
minutes = "0"+intMinutes+":";
} else {
minutes = intMinutes+":";
}
if (intSeconds < 10) {
seconds = "0"+intSeconds+" ";
} else {
seconds = intSeconds+" ";
}
timeString = xfile+hours+minutes+seconds;
Clock.innerHTML = timeString;
window.setTimeout("tick();", 100);
}
window.onload = tick;