var lunarInfo = new Array(
0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2,
0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0, 0x0ada2, 0x095b0, 0x14977,
0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970,
0x06566, 0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0, 0x1c8d7, 0x0c950,
0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4, 0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557,
0x06ca0, 0x0b550, 0x15355, 0x04da0, 0x0a5d0, 0x14573, 0x052d0, 0x0a9a8, 0x0e950, 0x06aa0,
0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260, 0x0f263, 0x0d950, 0x05b57, 0x056a0,
0x096d0, 0x04dd5, 0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b5a0, 0x195a6,
0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40, 0x0af46, 0x0ab60, 0x09570,
0x04af5, 0x04970, 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x055c0, 0x0ab60, 0x096d5, 0x092e0,
0x0c960, 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0, 0x092d0, 0x0cab5,
0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930,
0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65, 0x0d530,
0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, 0x0a4d0, 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45,
0x0b5a0, 0x056d0, 0x055b2, 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0)
var Animals = new Array("鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪");
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 now = new Date();
//  getYear()是js1.0标准的旧用法，现在提倡用getFullYear()即可得到完整年份 这样就完全兼容了所有浏览器的年份显示
var SY = now.getFullYear();
var SM = now.getMonth();
var SD = now.getDate();

// ==== 传入 offset 传回干支, 0=甲子
function cyclical(num) { return (Gan[num % 10] + Zhi[num % 12]) }

// ==== 传回农历 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))
}

// ==== 传回农历 y年闰月的天数
function leapDays(y) {
    if (leapMonth(y)) return ((lunarInfo[y - 1900] & 0x10000) ? 30 : 29)
    else return (0)
}

// ==== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
function leapMonth(y) { return (lunarInfo[y - 1900] & 0xf) }

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

// ==== 算出农历, 传入日期物件, 传回农历日期物件
//      该物件属性有 .year .month .day .isLeap .yearCyl .dayCyl .monCyl
function Lunar(objDate) {
    var i, leap = 0, temp = 0
    var baseDate = new Date(1900, 0, 31)
    var offset = (objDate - baseDate) / 86400000

    this.dayCyl = offset + 40
    this.monCyl = 14

    for (i = 1900; i < 2050 && offset > 0; i++) {
        temp = lYearDays(i)
        offset -= temp
        this.monCyl += 12
    }
    if (offset < 0) {
        offset += temp;
        i--;
        this.monCyl -= 12
    }

    this.year = i
    this.yearCyl = i - 1864

    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 (this.isLeap == false) this.monCyl++
    }

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

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

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

function YYMMDD() {
    return (SY + '年' + (SM + 1) + '月' + SD + '日');
}
function weekday() {
    var day = new Array("星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六");
    return (day[now.getDay()]);
}
// ==== 中文日期
function cDay(m, d) {
    var nStr1 = new Array('日', '一', '二', '三', '四', '五', '六', '七', '八', '九', '十');
    var nStr2 = new Array('初', '十', '廿', '卅', '　');
    var s;
    if (m > 10) { s = '十' + nStr1[m - 10] } else { s = nStr1[m] } s += '月'
    switch (d) {
        case 10: s += '初十'; break;
        case 20: s += '二十'; break;
        case 30: s += '三十'; break;
        default: s += nStr2[Math.floor(d / 10)]; s += nStr1[d % 10];
    }
    return (s);
}
function solarDay1() {
    var sDObj = new Date(SY, SM, SD);
    var lDObj = new Lunar(sDObj);
    var tt = '【' + Animals[(SY - 4) % 12] + '】' + cyclical(lDObj.monCyl) + '月 ' + cyclical(lDObj.dayCyl++) + '日';
    return (tt);
}
function solarDay2() {
    var sDObj = new Date(SY, SM, SD);
    var lDObj = new Lunar(sDObj);
    // 农历BB'+(cld[d].isLeap?'闰 ':' ')+cld[d].lMonth+' 月 '+cld[d].lDay+' 日
    var tt = cyclical(SY - 1900 + 36) + '年 ' + cDay(lDObj.month, lDObj.day);
    return (tt);
}
function solarDay3() {
    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 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 lFtv = new Array("0101*春节", "0115 元宵节", "0505 端午节", "0707 七夕情人节", "0715 中元节", "0815 中秋节", "0909 重阳节", "1208 腊八节", "1224 小年", "0100*除夕")
    var sFtv = new Array("0101*元旦", "0214 情人节", "0308 妇女节", "0312 植树节", "0315 消费者权益日",
"0401 愚人节", "0501 劳动节", "0504 青年节", "0512 护士节", "0601 儿童节", "0701 建党节 香港回归纪念",
"0801 建军节", "0808 父亲节", "0908 茂生日", "0909 毛泽东逝世纪念", "0910 教师节", "0928 孔子诞辰", "1001*国庆节",
"1006 老人节", "1001 ListenWind生日", "1024 联合国日", "1112 孙中山诞辰", "1220 澳门回归纪念", "1225 圣诞节", "1226 毛泽东诞辰")

    var sDObj = new Date(SY, SM, SD);
    var lDObj = new Lunar(sDObj);
    var lDPOS = new Array(3)
    var festival = '', solarTerms = '', solarFestival = '', lunarFestival = '', tmp1, tmp2;
    // 农历节日 
    for (i in lFtv)
        if (lFtv[i].match(/^(\d{2})(.{2})([\s\*])(.+)$/)) {
        tmp1 = Number(RegExp.$1) - lDObj.month
        tmp2 = Number(RegExp.$2) - lDObj.day
        if (tmp1 == 0 && tmp2 == 0) lunarFestival = RegExp.$4
    }
    // 国历节日
    for (i in sFtv)
        if (sFtv[i].match(/^(\d{2})(\d{2})([\s\*])(.+)$/)) {
        tmp1 = Number(RegExp.$1) - (SM + 1)
        tmp2 = Number(RegExp.$2) - SD
        if (tmp1 == 0 && tmp2 == 0) solarFestival = RegExp.$4
    }
    // 节气
    tmp1 = new Date((31556925974.7 * (SY - 1900) + sTermInfo[SM * 2 + 1] * 60000) + Date.UTC(1900, 0, 6, 2, 5))
    tmp2 = tmp1.getUTCDate()
    if (tmp2 == SD) solarTerms = solarTerm[SM * 2 + 1]
    tmp1 = new Date((31556925974.7 * (SY - 1900) + sTermInfo[SM * 2] * 60000) + Date.UTC(1900, 0, 6, 2, 5))
    tmp2 = tmp1.getUTCDate()
    if (tmp2 == SD) solarTerms = solarTerm[SM * 2]

    if (solarTerms == '' && solarFestival == '' && lunarFestival == '')
        festival = '';
    else
        festival = solarTerms + ' ' + solarFestival + ' ' + lunarFestival;

    return (festival);
}

/* 在这里显示日历 */
function displayZGNL() {
    var nl = document.getElementById("zgnl");
    if (nl != null) {
        nl.innerHTML = YYMMDD() + '&nbsp' + solarDay2();
    }
}


/* 当有多个行数需要加载到window.onload时，使用以下语句，否则多个onload函数会被覆盖，只有最后一个有效 */
if (document.all){ 
	window.attachEvent('onload',displayZGNL); // IE使用这个函数加载
} 
else{ 
	window.addEventListener('load',displayZGNL,false); // 其他的用这个
}