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");

//查表法实现的公历到农历日期转换的方法，给出了实用的JScript脚本。可接受的公历日期范围是2001-1-1至2050-12-31。
// 数组LunarDaysOfMonth存入农历2001年到2050年每年中的月天数信息
// 农历每月只能是29或30天，一年用12(或13)个二进制位表示，从高到低，对应位为1表示30天，否则29天 
var LunarDaysOfMonth = new Array
(
0xd4a8, 0xd4a0, 0xda50, 0x5aa8, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, // 2001-2010
0xb4a0, 0xb550, 0xb550, 0x55a8, 0x4ba0, 0xa5b0, 0x52b8, 0x52b0, 0xa930, 0x74a8, // 2011-2020
0x6aa0, 0xad50, 0x4da8, 0x4b60, 0x9570, 0xa4e0, 0xd260, 0xe930, 0xd530, 0x5aa0, // 2021-2030
0x6b50, 0x96d0, 0x4ae8, 0x4ad0, 0xa4d0, 0xd258, 0xd250, 0xd520, 0xdaa0, 0xb5a0, // 2031-2040
0x56d0, 0x4ad8, 0x49b0, 0xa4b8, 0xa4b0, 0xaa50, 0xb528, 0x6d20, 0xada0, 0x55b0 // 2041-2050
);

// 数组LunarLeapYear存放农历2001年到2050年闰月的月份，如没有则为0，从高到低，每字节存两年 
var LunarLeapYear = new Array
(
0x40, 0x02, 0x07, 0x00, 0x50, // 2001-2010 
0x04, 0x09, 0x00, 0x60, 0x04, // 2011-2020 
0x00, 0x20, 0x60, 0x05, 0x00, // 2021-2030 
0x30, 0xb0, 0x06, 0x00, 0x50, // 2031-2040 
0x02, 0x07, 0x00, 0x50, 0x03 // 2041-2050 
);


// 返回农历iLunarYear年的闰月月份，如没有则返回0 
function GetLeapMonth(iLunarYear)
{ 
	var Leap = LunarLeapYear[(iLunarYear - 2001) >> 1];
	return (((iLunarYear - 2001) & 1) == 0) ? (Leap >> 4) : (Leap & 0x0f);
} 

// 返回农历iLunarYer年iLunarMonth月的天数，结果是一个长整数
// 如果iLunarMonth不是闰月， 高字为0，低字为该月的天数
// 如果iLunarMonth是闰月， 高字为后一个月的天数，低字为前一个月的天数
function LunarMonthDays(iLunarYear, iLunarMonth)
{ 
	var High = 0;
	var Low = 29;
	var Bit = 16 - iLunarMonth;
	if ((iLunarMonth > GetLeapMonth(iLunarYear)) && (GetLeapMonth(iLunarYear) > 0))
	{
		Bit--;
	}
	if ((LunarDaysOfMonth[iLunarYear - 2001] & (1 << Bit)) > 0)
	{
		Low++;
	}
	if (iLunarMonth == GetLeapMonth(iLunarYear))
	{
		High = ((LunarDaysOfMonth[iLunarYear - 2001] & (1 << (Bit-1))) > 0) ? 30 : 29;
	}

	return Low + (High << 16);
} 

// 返回农历iLunarYear年的总天数
function LunarYearDays(iLunarYear)
{ 
	var Days = 0;;
	var tmp;
	for (var i=1; i <= 12; i++)
	{
		tmp = LunarMonthDays(iLunarYear, i);
		Days = Days + ((tmp >> 16) & 0xffff); //取高位 
		Days = Days + (tmp & 0xffff); //取低位 
	}

	return Days;
} 

// 将农历iLunarYear年格式化成天干地支记年法表示的字符串 
function FormatLunarYear(iLunarYear)
{ 
	var szText1 = new String("甲乙丙丁戊己庚辛壬癸");
	var szText2 = new String("子丑寅卯辰巳午未申酉戌亥");
	var strYear;

	strYear = szText1.substr((iLunarYear - 4) % 10, 1);
	strYear = strYear + szText2.substr((iLunarYear - 4) % 12, 1);

	return strYear + "年";
}

// 将农历iLunarMonth月格式化成农历表示的字符串
function FormatLunarMonth(iLunarMonth)
{ 
	var szText = new String("正二三四五六七八九十");
	var strMonth;

	if (iLunarMonth <= 10)
	{
		strMonth = szText.substr(iLunarMonth - 1, 1);
	}
	else if (iLunarMonth == 11) strMonth = "十一";
	else strMonth = "十二";

	return strMonth + "月";
} 

// 将农历iLunarDay日格式化成农历表示的字符串
function FormatLunarDay(iLunarDay)
{ 
	var szText1 = new String("初十廿三");
	var szText2 = new String("一二三四五六七八九十");
	var strDay;
	if ((iLunarDay != 20) && (iLunarDay != 30))
	{
		strDay = szText1.substr((iLunarDay - 1) / 10, 1) + szText2.substr((iLunarDay - 1) % 10, 1);
	}
	else if (iLunarDay != 20)
	{
		strDay = szText1.substr(iLunarDay / 10, 1) + "十";
	}
	else
	{
		strDay = "二十";
	}

	return strDay;
} 

// 将公历日期转换为农历日期，返回农历表示的字符串
function GetLunarDateString(SolarDate)
{
	var tmp;
	var iLunarYear;
	var iLunarMonth;
	var iLunarDay;
	var Leap = false;
	var MinMilli = 1000 * 60;
	var HrMilli = MinMilli * 60;
	var DyMilli = HrMilli * 24;

	// 从2001年1月1日算起，给定的公历日期已经过去的天数
	// 11323是1970年1月1日到2001年1月1日之间的天数，因为Date是从1970年1月1日作为起点的
	var iSpanDays = Math.round(SolarDate.getTime() / DyMilli) - 11323;

	// 公历2001年1月24日为农历2001年正月初一，差23天
	if (iSpanDays < 23)
	{
		iYear = 2000;
		iLunarMonth = 12;
		iLunarDay = iSpanDays + 7;
	}
	else
	{
		// 从农历2001年正月初一算起 
		iSpanDays = iSpanDays - 23;
		iLunarYear = 2001;
		iLunarMonth = 1;
		iLunarDay = 1;

		// 计算农历年 
		tmp = LunarYearDays(iLunarYear);
		while (iSpanDays >= tmp)
		{
			iSpanDays -= tmp;
			iLunarYear++;
			tmp = LunarYearDays(iLunarYear);
		}

		// 计算农历月 
		tmp = LunarMonthDays(iLunarYear, iLunarMonth) & 0xffff; //取低字
		while (iSpanDays >= tmp)
		{
			iSpanDays -= tmp;
			if (iLunarMonth == GetLeapMonth(iLunarYear)) // 该年该月闰月
			{
				tmp = LunarMonthDays(iLunarYear, iLunarMonth) >> 16; //取高字
				if (iSpanDays < tmp)
				{
					Leap = (tmp > 0) ? true : false; // 闰月的后个月？
					break;
				}
				iSpanDays = iSpanDays - tmp;
			}

			iLunarMonth++;
			tmp = LunarMonthDays(iLunarYear,iLunarMonth) & 0xffff; //取低字
		}

		// 计算农历日 
		iLunarDay += iSpanDays;
	}

	return FormatLunarYear(iLunarYear) + (Leap ? "闰" : "") + FormatLunarMonth(iLunarMonth) + FormatLunarDay(iLunarDay);
}

var today = new Date();
var hour = today.getHours();
function writeDate()
{
	document.write(today.getYear(), "年", today.getMonth()+1, "月", today.getDate(), "日 ", d[today.getDay() + 1] + " ");
	document.write(GetLunarDateString(today));
	/*
	var timedate = new Date("August 8,2008"), now = new Date(); 
	var date1 = timedate.getTime() - now.getTime(); 
	var days = Math.ceil(date1 / (1000 * 60 * 60 * 24)); 
	if (days >= 0)
	{
		document.write("　离2008 <font color=\"red\">北京奥运会<\/font> 开幕还有 <font color=\"#ff0000\"><b>"+ days +"<\/b><\/font>天");
	}*/
}


function writeHello()
{
	if(hour < 6){document.write("凌晨");}
	else if (hour < 9){document.write("早上");}
	else if (hour < 12){document.write("上午");}
	else if (hour < 14){document.write("中午");}
	else if (hour < 17){document.write("下午");}
	else if (hour < 19){document.write("傍晚");}
	else if (hour < 22){document.write("晚上");}
	else {document.write("夜里");}
}