// JavaScript Document

var lunarInfo=new Array(
0x4bd8,0x4ae0,0xa570,0x54d5,0xd260,0xd950,0x5554,0x56af,0x9ad0,0x55d2,
0x4ae0,0xa5b6,0xa4d0,0xd250,0xd295,0xb54f,0xd6a0,0xada2,0x95b0,0x4977,
0x497f,0xa4b0,0xb4b5,0x6a50,0x6d40,0xab54,0x2b6f,0x9570,0x52f2,0x4970,
0x6566,0xd4a0,0xea50,0x6a95,0x5adf,0x2b60,0x86e3,0x92ef,0xc8d7,0xc95f,
0xd4a0,0xd8a6,0xb55f,0x56a0,0xa5b4,0x25df,0x92d0,0xd2b2,0xa950,0xb557,
0x6ca0,0xb550,0x5355,0x4daf,0xa5b0,0x4573,0x52bf,0xa9a8,0xe950,0x6aa0,
0xaea6,0xab50,0x4b60,0xaae4,0xa570,0x5260,0xf263,0xd950,0x5b57,0x56a0,
0x96d0,0x4dd5,0x4ad0,0xa4d0,0xd4d4,0xd250,0xd558,0xb540,0xb6a0,0x95a6,
0x95bf,0x49b0,0xa974,0xa4b0,0xb27a,0x6a50,0x6d40,0xaf46,0xab60,0x9570,
0x4af5,0x4970,0x64b0,0x74a3,0xea50,0x6b58,0x5ac0,0xab60,0x96d5,0x92e0,
0xc960,0xd954,0xd4a0,0xda50,0x7552,0x56a0,0xabb7,0x25d0,0x92d0,0xcab5,
0xa950,0xb4a0,0xbaa4,0xad50,0x55d9,0x4ba0,0xa5b0,0x5176,0x52bf,0xa930,
0x7954,0x6aa0,0xad50,0x5b52,0x4b60,0xa6e6,0xa4e0,0xd260,0xea65,0xd530,
0x5aa0,0x76a3,0x96d0,0x4afb,0x4ad0,0xa4d0,0xd0b6,0xd25f,0xd520,0xdd45,
0xb5a0,0x56d0,0x55b2,0x49b0,0xa577,0xa4b0,0xaa50,0xb255,0x6d2f,0xada0,
0x4b63,0x937f,0x49f8,0x4970,0x64b0,0x68a6,0xea5f,0x6b20,0xa6c4,0xaaef,
0x92e0,0xd2e3,0xc960,0xd557,0xd4a0,0xda50,0x5d55,0x56a0,0xa6d0,0x55d4,
0x52d0,0xa9b8,0xa950,0xb4a0,0xb6a6,0xad50,0x55a0,0xaba4,0xa5b0,0x52b0,
0xb273,0x6930,0x7337,0x6aa0,0xad50,0x4b55,0x4b6f,0xa570,0x54e4,0xd260,
0xe968,0xd520,0xdaa0,0x6aa6,0x56df,0x4ae0,0xa9d4,0xa4d0,0xd150,0xf252,
0xd520);

var solarMonth=new Array(31,28,31,30,31,30,31,31,30,31,30,31);
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");
var Animals=new Array("鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪");
var solarTerm = new Array("小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至");
var sTermInfo = new Array(0,21208,42467,63836,85337,107014,128867,150921,173149,195551,218072,240693,263343,285989,308563,331033,353350,375494,397447,419210,440795,462224,483532,504758);
var nStr1 = new Array('日','一','二','三','四','五','六','七','八','九','十');
var nStr2 = new Array('初','十','廿','卅','□');
var monthName = new Array("JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC");

//公历节日 *表示放假日
var sFtv = new Array(
"0101*新年元旦",
"0202 世界湿地日",
"0210 国际气象节",
"0214 情人节",
"0301 国际海豹日",
"0303 全国爱耳日",
"0308 国际妇女节",
"0312 植树节",
"0314 国际警察日",
"0315 国际消费者权益日",
"0317 中国国医节",
"0321 世界森林日",
"0322 世界水日",
"0323 世界气象日",
"0324 世界防治结核病日",
"0401 愚人节",
"0407 世界卫生日",
"0422 世界地球日",
"0501 国际劳动节",
"0504 中国五四青年节",
"0505 碘缺乏病防治日",
"0508 世界红十字日",
"0512 国际护士节",
"0515 国际家庭日",
"0517 世界电信日",
"0518 国际博物馆日",
"0520 全国学生营养日",
"0523 国际牛奶日",
"0531 世界无烟日", 
"0601 国际儿童节",
"0605 世界环境日",
"0606 全国爱眼日",
"0617 防治荒漠化和干旱日",
"0623 国际奥林匹克日",
"0701 中国共产党建党日",
"0702 国际体育记者日",
"0707 中国人民抗日战争纪念日",
"0711 世界人口日",
"0801 中国建军节",
"0808 中国男子节(爸爸节)",
"0908 国际扫盲日",
"0910 教师节",
"0914 世界清洁地球日",
"0916 国际臭氧层保护日",
"0918 九·一八事变纪念日",
"0920 国际爱牙日",
"0927 世界旅游日",
"1001*国庆节",
"1001 国际音乐日",
"1004 世界动物日",
"1008 全国高血压日",
"1008 世界视觉日",
"1009 世界邮政日",
"1010 辛亥革命纪念日",
"1013 国际教师节",
"1014 世界标准日",
"1015 国际盲人节(白手杖节)",
"1016 世界粮食日",
"1017 世界消除贫困日",
"1022 世界传统医药日",
"1024 联合国日",
"1109 全国消防安全宣传教育日",
"1110 世界青年节",
"1112 孙中山诞辰纪念日",
"1117 国际大学生节",
"1121 世界问候日",
"1201 世界艾滋病日",
"1203 世界残疾人日",
"1209 世界足球日",
"1210 世界人权日",
"1212 西安事变纪念日",
"1213 南京大屠杀(1937年)纪念日",
"1221 国际篮球日",
"1224 平安夜",
"1225 圣诞节");


//某月的第几个星期几。 5,6,7,8 表示到数第 1,2,3,4 个星期几
var wFtv = new Array(
"0520 国际母亲节",
"0530 全国助残日",
"0630 父亲节",
"0911 劳动节",
"0932 国际和平日",
"0940 国际聋人节 世界儿童日",
"0950 世界海事日",
"1011 国际住房日",
"1013 国际减轻自然灾害日(减灾日)",
"1144 感恩节");

//农历节日
var lFtv = new Array(
"0101*春节",
"0115 元宵节",
"0202 龙抬头节",
"0505 端午节",
"0707 七七中国情人节",
"0815 中秋节",
"0909 重阳节",
"1208 腊八节",
"1223 小年",
"0100*除夕");

//====================================== 返回农历 y年的总天数
function lYearDays(y) {
 var i, sum = 348;
 for(i=0x8000; i>0x8; i>>=1) sum += (lunarInfo[y-1900] & i)? 1: 0;
 return(sum+leapDays(y));
}

//====================================== 返回农历 y年闰月的天数
function leapDays(y) {
 if(leapMonth(y)) return( (lunarInfo[y-1899]&0xf)==0xf? 30: 29);
 else return(0);
}

//====================================== 返回农历 y年闰哪个月 1-12 , 没闰返回 0
function leapMonth(y) {
 var lm = lunarInfo[y-1900] & 0xf;
 return(lm==0xf?0:lm);
}

//====================================== 返回农历 y年m月的总天数
function monthDays(y,m) {
 return( (lunarInfo[y-1900] & (0x10000>>m))? 30: 29 );
}


//====================================== 算出农历, 传入日期控件, 返回农历日期控件
//                                       该控件属性有 .year .month .day .isLeap
function Lunar(objDate) {

   var i, leap=0, temp=0;
   var offset   = (Date.UTC(objDate.getFullYear(),objDate.getMonth(),objDate.getDate()) - Date.UTC(1900,0,31))/86400000;

   for(i=1900; i<2100 && offset>0; i++) { temp=lYearDays(i); offset-=temp; }

   if(offset<0) { offset+=temp; i--; }

   this.year = i;

   leap = leapMonth(i); //闰哪个月
   this.isLeap = false;

   for(i=1; i<13 && offset>0; i++) {
      //闰月
      if(leap>0 && i==(leap+1) && this.isLeap==false)
         { --i; this.isLeap = true; temp = leapDays(this.year); }
      else
         { temp = monthDays(this.year, i); }

      //解除闰月
      if(this.isLeap==true && i==(leap+1)) this.isLeap = false;

      offset -= temp;
   }

   if(offset==0 && leap>0 && i==leap+1)
      if(this.isLeap)
         { this.isLeap = false; }
      else
         { this.isLeap = true; --i; }

   if(offset<0){ offset += temp; --i; }

   this.month = i;
   this.day = offset + 1;
}

//==============================返回公历 y年某m+1月的天数
function solarDays(y,m) {
   if(m==1)
      return(((y%4 == 0) && (y%100 != 0) || (y%400 == 0))? 29: 28);
   else
      return(solarMonth[m]);
}
//============================== 传入 offset 返回干支, 0=甲子
function cyclical(num) {
   return(Gan[num%10]+Zhi[num%12]);
}

//============================== 阴历属性
function calElement(sYear,sMonth,sDay,week,lYear,lMonth,lDay,isLeap,cYear,cMonth,cDay) {

      //this.isToday    = false;
      //瓣句
      this.sYear      = sYear;   //公元年4位数字
      this.sMonth     = sMonth;  //公元月数字
      this.sDay       = sDay;    //公元日数字
      this.week       = week;    //星期, 1个中文
      //农历
      this.lYear      = lYear;   //公元年4位数字
      this.lMonth     = lMonth;  //农历月数字
      this.lDay       = lDay;    //农历日数字
      this.isLeap     = isLeap;  //是否为农历闰月?
      //八字
      this.cYear      = cYear;   //年柱, 2个中文
      this.cMonth     = cMonth;  //月柱, 2个中文
      this.cDay       = cDay;    //日柱, 2个中文

      this.color      = '';

      this.lunarFestival = ''; //农历节日
      this.solarFestival = ''; //公历节日
      this.solarTerms    = ''; //节气
}

//===== 某年的第n个节气为几日(从0小寒起算)
function sTerm(y,n) {
   var offDate = new Date( ( 31556925974.7*(y-1900) + sTermInfo[n]*60000  ) + Date.UTC(1900,0,6,2,5) );
   return(offDate.getUTCDate());
}


//============================== 返回阴历控件 (y年,m+1月)
/*
功能说明: 返回整个月的日期资料控件

使用方式: OBJ = new calendar(年,零起算月);

  OBJ.length      返回当月最大日
  OBJ.firstWeek   返回当月一日星期

  由 OBJ[日期].属性名称 即可取得各项值

  OBJ[日期].isToday  返回是否为今日 true 或 false

  其他 OBJ[日期] 属性参见 calElement() 中的注解
*/
function calendar(y,m) {
   var sDObj, lDObj, lY, lM, lD=1, lL, lX=0, tmp1, tmp2, tmp3;
   var cY, cM, cD; //年柱,月柱,日柱
   var lDPOS = new Array(3);
   var n = 0;
   var firstLM = 0;

   sDObj = new Date(y,m,1,0,0,0,0);    //当月一日日期

   this.length    = solarDays(y,m);    //公历当月天数
   this.firstWeek = sDObj.getDay();    //公历当月1日星期几

   ////////年柱 1900年立春后为庚子年(60进制36)
   if(m<2) cY=cyclical(y-1900+36-1);
   else cY=cyclical(y-1900+36);
   var term2=sTerm(y,2); //立春日期

   ////////月柱 1900年1月小寒以前为 丙子月(60进制12)
   var firstNode = sTerm(y,m*2) //返回当月「节」为几日开始
   cM = cyclical((y-1900)*12+m+12);

   //当月一日与 1900/1/1 相差天数
   //1900/1/1与 1970/1/1 相差25567日, 1900/1/1 日柱为甲戌日(60进制10)
   var dayCyclical = Date.UTC(y,m,1,0,0,0,0)/86400000+25567+10;

   for(var i=0;i<this.length;i++) {

      if(lD>lX) {
         sDObj = new Date(y,m,i+1);    //当月一日日期
         lDObj = new Lunar(sDObj);     //农历
         lY    = lDObj.year;           //农历年
         lM    = lDObj.month;          //农历月
         lD    = lDObj.day;            //农历日
         lL    = lDObj.isLeap;         //农历是否闰月
         lX    = lL? leapDays(lY): monthDays(lY,lM); //农历当月最后一天

         if(n==0) firstLM = lM;
         lDPOS[n++] = i-lD+1;
      }

      //依节气调整二月分的年柱, 以立春为界
      if(m==1 && (i+1)==term2) cY=cyclical(y-1900+36);
      //依节气月柱, 以「节」为界
      if((i+1)==firstNode) cM = cyclical((y-1900)*12+m+13);
      //日柱
      cD = cyclical(dayCyclical+i);

      //sYear,sMonth,sDay,week,
      //lYear,lMonth,lDay,isLeap,
      //cYear,cMonth,cDay
      this[i] = new calElement(y, m+1, i+1, nStr1[(i+this.firstWeek)%7],
                               lY, lM, lD++, lL,
                               cY ,cM, cD );
   }

   //节气
   tmp1=sTerm(y,m*2  )-1;
   tmp2=sTerm(y,m*2+1)-1;
   this[tmp1].solarTerms = solarTerm[m*2];
   this[tmp2].solarTerms = solarTerm[m*2+1];
   if(m==3) this[tmp1].color = 'red'; //清明颜色

   //公历节日
   for(i in sFtv)
      if(sFtv[i].match(/^(\d{2})(\d{2})([\s\*])(.+)$/))
         if(Number(RegExp.$1)==(m+1)) {
            this[Number(RegExp.$2)-1].solarFestival += RegExp.$4 + ' ';
            if(RegExp.$3=='*') this[Number(RegExp.$2)-1].color = 'red';
         }

   //月周节日
   for(i in wFtv)
      if(wFtv[i].match(/^(\d{2})(\d)(\d)([\s\*])(.+)$/))
         if(Number(RegExp.$1)==(m+1)) {
            tmp1=Number(RegExp.$2);
            tmp2=Number(RegExp.$3);
            if(tmp1<5)
               this[((this.firstWeek>tmp2)?7:0) + 7*(tmp1-1) + tmp2 - this.firstWeek].solarFestival += RegExp.$5 + ' ';
            else {
               tmp1 -= 5;
               tmp3 = (this.firstWeek+this.length-1)%7; //当月最后一天星期?
               this[this.length - tmp3 - 7*tmp1 + tmp2 - (tmp2>tmp3?7:0) - 1 ].solarFestival += RegExp.$5 + ' ';
            }
         }

   //农历节日
   for(i in lFtv)
      if(lFtv[i].match(/^(\d{2})(.{2})([\s\*])(.+)$/)) {
         tmp1=Number(RegExp.$1)-firstLM;
         if(tmp1==-11) tmp1=1;
         if(tmp1 >=0 && tmp1<n) {
            tmp2 = lDPOS[tmp1] + Number(RegExp.$2) -1;
            if( tmp2 >= 0 && tmp2<this.length && this[tmp2].isLeap!=true) {
               this[tmp2].lunarFestival += RegExp.$4 + ' ';
               if(RegExp.$3=='*') this[tmp2].color = 'red';
            }
         }
      }


   //复活节只出现在3或4月
   if(m==2 || m==3) {
      var estDay = new easter(y);
      if(m == estDay.m)
         this[estDay.d-1].solarFestival = this[estDay.d-1].solarFestival+' 复活节 Easter Sunday';
   }


   if(m==2) this[20].solarFestival = this[20].solarFestival+unescape('%20%u6D35%u8CE2%u751F%u65E5');

   //黑色星期五
   if((this.firstWeek+12)%7==5)
      this[12].solarFestival += '黑色星期五';

   if(m==8) this[13].solarFestival = this[13].solarFestival+unescape('%u795D%u8D3A%u6885%u7AF9%u677E%u751F%u65E5%u5FEB%u4E50%u003A%u0029');

   //今日
   //if(y==tY && m==tM) this[tD-1].isToday = true;
}

//======================================= 返回该年的复活节(春分后第一次满月周后的第一主日)
function easter(y) {

   var term2=sTerm(y,5); //取得春分日期
   var dayTerm2 = new Date(Date.UTC(y,2,term2,0,0,0,0)); //取得春分的公历日期控件(春分一定出现在3月)
   var lDayTerm2 = new Lunar(dayTerm2); //取得取得春分农历

   if(lDayTerm2.day<15) //取得下个月圆的相差天数
      var lMlen= 15-lDayTerm2.day;
   else
      var lMlen= (lDayTerm2.isLeap? leapDays(y): monthDays(y,lDayTerm2.month)) - lDayTerm2.day + 15;

   //一天等于 1000*60*60*24 = 86400000 毫秒
   var l15 = new Date(dayTerm2.getTime() + 86400000*lMlen ); //求出第一次月圆为公历几日
   var dayEaster = new Date(l15.getTime() + 86400000*( 7-l15.getUTCDay() ) ); //求出下个周日

   this.m = dayEaster.getUTCMonth();
   this.d = dayEaster.getUTCDate();

}

//====================== 中文日期
function cDay(d){
   var s;

   switch (d) {
      case 10:
         s = '初十'; break;
      case 20:
         s = '二十'; break;
         break;
      case 30:
         s = '三十'; break;
         break;
      default :
         s = nStr2[Math.floor(d/10)];
         s += nStr1[d%10];
   }
   return(s);
}

function getFestival(dateStr){
	var utc_time = dateStr*1000;
	var obj_d = new Date(utc_time);
	var tmpy = obj_d.getFullYear();
	var tmpm = obj_d.getMonth();
	var tmpd = obj_d.getDate()-1;
	var cld;
	cld = new calendar(tmpy,tmpm);
	if(cld[tmpd].solarFestival == '' && cld[tmpd].lunarFestival == '')
		festival = '';
	else
		festival = '今日是：' + cld[tmpd].solarFestival + ' ' + cld[tmpd].lunarFestival;
	document.write(festival);
}

function getLunaCal(dateStr){
	var utc_time = dateStr*1000;
	var obj_d = new Date(utc_time);
	var tmpy = obj_d.getFullYear();
	var tmpm = obj_d.getMonth();
	var tmpd = obj_d.getDate()-1;
	var cld;
	cld = new calendar(tmpy,tmpm);
	if(cld[tmpd].solarTerms == '')
		festival = '';
	else
		festival = ' <span>'+cld[tmpd].solarTerms+'</span>';
	lunainfo = (cld[tmpd].isLeap?'闰':'')+cld[tmpd].lMonth+'月('+(monthDays(cld[tmpd].lYear,cld[tmpd].lMonth)==29?'小':'大')+')'+cld[tmpd].lDay+'日 星期'+cld[tmpd].week+festival;
	document.write(lunainfo);
}

function view_cal(){
	var oid = $('.calact').attr('id');
	var arrId = oid.split('_');
	var nid = 'cnt_calluna_'+ arrId[2];
	$('#'+oid).removeClass('calact');
	$('#'+oid).css('display','none');
	$('#'+nid).addClass('calact');
	$('#'+nid).css('display','');
	$('#huangli').removeClass('Day_TwoC');
	$('#huangli').unbind('click');
	$('#activity').addClass('Day_TwoC');
	$('#activity').bind('click',function(){view_act();});
}

function view_act(){
	var oid = $('.calact').attr('id');
	var arrId = oid.split('_');
	var nid = 'cnt_calcon_'+ arrId[2];
	$('#'+oid).removeClass('calact');
	$('#'+oid).css('display','none');
	$('#'+nid).addClass('calact');
	$('#'+nid).css('display','');
	$('#activity').removeClass('Day_TwoC');
	$('#activity').unbind('click');
	$('#huangli').addClass('Day_TwoC');
	$('#huangli').bind('click',function(){view_cal();});
}

function change_cal(week){
	$("#tab_cal_"+week).triggerHandler('mouseover');
}

function focusClass(itemid){
	for(var i=1; i<8 ;i++){
		$('#cnt_calluna_'+i).css('display','none');
	}
	var oid = $('.calact').attr('id');
	var arrId = oid.split('_');
	var nid = 'cnt_calcon_'+ itemid;
	$('#'+oid).removeClass('calact');
	$('#'+nid).addClass('calact');
	if($('#activity').hasClass('Day_TwoC')){
		$('#activity').removeClass('Day_TwoC');
		$('#activity').unbind('click');
		$('#huangli').addClass('Day_TwoC');
		$('#huangli').bind('click',function(){view_cal();});
	}
}