function  SolarCalendar() 
{
	//define variable
	var Jsay;
	var Jdayr;
	var Jtoday= new Date();
	var Jyear= Jtoday.getYear(); 
	var strReturn ;
	Jmonth=Jtoday.getMonth(); 
	Jday= Jtoday.getDay();   
	Jdate=Jtoday.getDate();
	Jhrs= Jtoday.getHours(); 
	Jmin=Jtoday.getMinutes();
	Jsec=Jtoday.getSeconds();
	strReturn = Jyear+'年' + (Jmonth+1)  + 	'月'+Jdate+'日'		
	return strReturn ;
}

function GetWeekDay()
{
	var Jsay;
	var Jdayr;
	var strReturn ;
	var Jtoday= new Date();	
	Jday= Jtoday.getDay(); 	
	
	if (Jday==1)
		strReturn = '星期'+'一';
	else if (Jday==2)
		strReturn = '星期'+'二';
	else if (Jday==3) 
		strReturn = '星期'+'三';
	else if (Jday==4)
		strReturn = '星期'+'四';
	else if (Jday==5)
		strReturn = '星期'+'五';
	else if (Jday==6)
		strReturn = '星期'+'六';
	else if (Jday==0)
		strReturn = '星期'+'日';
	
	return strReturn ;
}
var LunarDaysOfMonth=new Array(
0xd4a8,0xd4a0,0xda50,0x5aa8,0x56a0,0xaad8,0x25d0,0x92d0,0xc958,0xa950,
0xb4a0,0xb550,0xb550,0x55a8,0x4ba0,0xa5b0,0x52b8,0x52b0,0xa930,0x74a8,
0x6aa0,0xad50,0x4da8,0x4b60,0x9570,0xa4e0,0xd260,0xe930,0xd530,0x5aa0,
0x6b50,0x96d0,0x4ae8,0x4ad0,0xa4d0,0xd258,0xd250,0xd520,0xdaa0,0xb5a0,
0x56d0,0x4ad8,0x49b0,0xa4b8,0xa4b0,0xaa50,0xb528,0x6d20,0xada0,0x55b0)
var LunarLeapYear = new Array(
	0x40, 0x02, 0x07, 0x00, 0x50,
	0x04, 0x09, 0x00, 0x60, 0x04,
	0x00, 0x20, 0x60, 0x05, 0x00,
	0x30, 0xb0, 0x06, 0x00, 0x50,
	0x02, 0x07, 0x00, 0x50, 0x03)

function GetLeapMonth(iLunarYear)
{
	var Leap = LunarLeapYear[(iLunarYear - 2001) >> 1];
	return (((iLunarYear - 2001) & 1) == 0) ? (Leap >> 4) : (Leap & 0x0f);
}

function LunarMonthDays(iLunarYear, iLunarMonth)
{
	var High;
	var Low;
	var Bit;

	High = 0;
	Low = 29;
	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);
}
		function LunarYearDays(iLunarYear)
{
	var Days;
	var tmp;

	Days = 0;
	for (var i=1; i <= 12; i++)
	{
		tmp = LunarMonthDays(iLunarYear, i);
		Days = Days + ((tmp >> 16) & 0xffff);
		Days = Days + (tmp & 0xffff);
	}

	return Days;
}
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";
}

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 = "冬";
	else strMonth = "腊";

	return strMonth + "月";
}


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;
}
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;

	var iSpanDays = Math.round(SolarDate.getTime() / DyMilli) - 11323;
	if (iSpanDays < 23)
	{
		iYear = 2000;
		iLunarMonth = 12;
		iLunarDay = iSpanDays + 7;
	}
	else
	{

		iSpanDays = iSpanDays - 23;
		iLunarYear = 2001;
		iLunarMonth = 1;
		iLunarDay = 1;


		tmp = LunarYearDays(iLunarYear);
		while (iSpanDays >= tmp)
		{
			iSpanDays -= tmp;
			iLunarYear++;
			tmp = LunarYearDays(iLunarYear);
		}


		tmp = LunarMonthDays(iLunarYear, iLunarMonth) & 0xffff;
		while (iSpanDays >= tmp)
		{
			iSpanDays -= tmp;
			if (iLunarMonth == GetLeapMonth(iLunarYear))
			{
				tmp = LunarMonthDays(iLunarYear, iLunarMonth) >> 16;
				if (iSpanDays < tmp)
				{
					Leap = (tmp > 0) ? true : false;
					break;
				}
				iSpanDays = iSpanDays - tmp;
			}

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

			iLunarDay += iSpanDays;
	}

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