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);
//==== 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;
    var day = "";
    var myweekday = "";
    mydate = new Date();
    myweekday = mydate.getDay();
    if (myweekday == 0)
        weekday = " 星期日 ";
    else if (myweekday == 1)
        weekday = " 星期一 ";
    else if (myweekday == 2)
        weekday = " 星期二 ";
    else if (myweekday == 3)
        weekday = " 星期三 ";
    else if (myweekday == 4)
        weekday = " 星期四 ";
    else if (myweekday == 5)
        weekday = " 星期五 ";
    else if (myweekday == 6)
        weekday = " 星期六 ";
    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 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'
    if (s == "十二月") s = "腊月";
    if (s == "一月") s = "正月";
    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 solarday() {
    var now = new Date();
    var sdobj = new Date(now.getFullYear(), now.getMonth(), now.getDate());
    var ldobj = new lunar(sdobj);
    var cl = '';
    //农历bb'+(cld[d].isleap?'闰 ':' ')+cld[d].lmonth+' 月 '+cld[d].lday+' 日
    var tt = cday(ldobj.month, ldobj.day);
    var html = now.getFullYear() + "年" + (now.getMonth() + 1) + "月" + now.getDate() + "日" + weekday + "  农历" + tt + "";
    return html;
}