var NISAN = 1;
	var IYYAR = 2;
	var SIVAN = 3;
	var TAMUZ = 4;
	var AV = 5;
	var ELUL = 6;
	var TISHREI = 7;
	var CHESHVAN = 8;
	var KISLEV = 9;
	var TEVET = 10;
	var SHVAT = 11;
	var ADAR_I = 12;
	var ADAR_II = 13;

	var JAN = 1;
	var FEB = 2;
	var MAR = 3;
	var APR = 4;
	var MAY = 5;
	var JUN = 6;
	var JUL = 7;
	var AUG = 8;
	var SEP = 9;
	var OCT = 10;
	var NOV = 11;
	var DEC = 12;
	
 var MonthLengths = new Array()
 	MonthLengths[0] = [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
	MonthLengths[1] = [0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]

	
/* Absolute Date Conversions */
function heb2Abs(tDay, tMonth, tYear){ //Hebrew Date to Absolute Number - 
  var m;
  var tAbs = tDay;

  if (tMonth < TISHREI)
    {
      for (m = TISHREI; m <= MonthsInHebYear (tYear); m++){
		tAbs += DaysInHebMonth (m, tYear);
	  }
      for (m = NISAN; m < tMonth; m++){
		tAbs += DaysInHebMonth (m, tYear);
	  }
    }
  else
    {
      for (m = TISHREI; m < tMonth; m++){
	    tAbs += DaysInHebMonth (m, tYear);
	  }
    }
  ret = hebElapsedDays (tYear) - 1373429 + tAbs;
  return ret;
}

function greg2abs(tDay, tMonth, tYear){
  return parseInt(dayOfYear(tDay, tMonth, tYear) + (365 * (tYear - 1)) + ((tYear - 1) / 4 - (tYear - 1) / 100 + (tYear - 1) / 400));
}

function abs2greg(absDate){
  var day, year, month, mlen;
  var tDay, tMonth, tYear;
  var d0, n400, d1, n100, d2, n4, d3, n1;

  d0 = parseInt(absDate - 1);
  n400 = parseInt(d0 / 146097);
  d1 = parseInt(d0 % 146097);
  n100 = parseInt(d1 / 36524);
  d2 = parseInt(d1 % 36524);
  n4 = parseInt(d2 / 1461);
  d3 = parseInt(d2 % 1461);
  n1 = parseInt(d3 / 365);

  day = ((d3 % 365) + 1);
  year = (parseInt(400 * n400) + parseInt(100 * n100) + parseInt(4 * n4) + n1);

  
  if (4 == n100 || 4 == n1)
    {
      tMonth = 12;
      tDay = 31;
      tYear = year;
      return new Date(tYear,new Number(tMonth)-1,tDay);
    }
  else
    {
      year++;
      month = 1;
      while ((mlen = MonthLengths [(leap (year) ? 1 : 0)][month]) < day){
		  day -= mlen;
		  month++;
	  }
      tYear = year;
      tMonth = month;
      tDay = day;

      return new Date(tYear,new Number(tMonth)-1,tDay);
    }
}

function dayOfYear(tDay, tMonth, tYear){
  var dOY = tDay + 31 * (tMonth - 1);
  if (tMonth > FEB){
      dOY -= (4 * tMonth + 23) / 10;
      if (leap (tYear)){
		dOY++;
	  }
    }
  return dOY;
}

function leap(y) {
	return ((y % 400 == 0) || (y % 100 != 0 && y % 4 == 0));
}

/* Hebrew Calendar Functions */
function DaysInHebMonth(month,year){
    if (month == IYYAR || month == TAMUZ || month == ELUL ||
       month == TEVET || month == ADAR_II ||
       (month == ADAR_I && !HebLeapYear (year)) ||
       (month == CHESHVAN && !long_cheshvan (year)) ||
       (month == KISLEV && short_kislev (year)))
      return 29;
   else
      return 30;
}

function long_cheshvan(year){
	return ((daysInHebYear (year) % 10) == 5);
}

function short_kislev(year){
	return ((daysInHebYear (year) % 10) == 3)
}

function MonthsInHebYear(tYear){
	return (HebLeapYear(tYear) ? 13 :12);
}

function daysInHebYear(year){
	return parseInt(hebElapsedDays (year + 1) - hebElapsedDays (year));
}

function HebLeapYear(tYear){
	return ((1 + tYear * 7) % 19 < 7);
}

function hebElapsedDays(year){
 var yearl, m_elapsed, p_elapsed, h_elapsed, parts, day, alt_day;

  yearl = year;

  m_elapsed = parseInt(235 * parseInt((yearl - 1) / 19) + parseInt(12 * ((yearl - 1) % 19)) + (parseInt(((yearl - 1) % 19) * 7) + 1) / 19);

  p_elapsed = parseInt(204 + (793 * (m_elapsed % 1080)));

  h_elapsed = parseInt(5 + parseInt((12 * m_elapsed)) + parseInt(793 * parseInt((m_elapsed / 1080)) + parseInt(p_elapsed / 1080)));

  parts = parseInt((p_elapsed % 1080) + parseInt(1080 * (h_elapsed % 24)));

  day = parseInt(1 + 29 * m_elapsed + parseInt(h_elapsed / 24));

  if ((parts >= 19440) ||
  	  ((2 == (day % 7)) && (parts >= 9924) && !(HebLeapYear (year))) ||
      ((1 == (day % 7)) && (parts >= 16789) && HebLeapYear (year - 1)))
    alt_day = day + 1;
  else
    alt_day = day;

  if ((alt_day % 7) == 0 ||
      (alt_day % 7) == 3 ||
      (alt_day % 7) == 5)
    return alt_day + 1;
  else
    return alt_day;
}

function makeArray() {
	this[0] = makeArray.arguments.length;
	for (i = 0; i < makeArray.arguments.length; i = i + 1)
		this[i+1] = makeArray.arguments[i];
}
var hebMonth = new makeArray('Nisan', 'Iyar', 'Sivan', 'Tamuz', 'Av', 'Ellul','Tishri', 'Cheshvan', 'Kislev', 'Tevet', 'Shvat','Adar', 'Adar I', 'Adar II');
	
//var hebMonthNames = new makeArray('ðéñï', 'àééø', 'ñéåï', 'úîåæ', 'îðçí àá', 'àìåì','úùøé', 'çùåï', 'ëñìå', 'èáú', 'ùáè','àãø', 'àãø à', 'àãø á');
var hebMonthNamesHex = new makeArray('&#x5E0;&#x5D9;&#x5E1;&#x5DF;', '&#x5D0;&#x5D9;&#x5D9;&#x5E8;', '&#x5E1;&#x5D9;&#x5D5;&#x5DF;', '&#x5EA;&#x5DE;&#x5D5;&#x5D6;', '&#x5DE;&#x5E0;&#x5D7;&#x5DD;&#x20;&#x5D0;&#x5D1;', '&#x5D0;&#x5DC;&#x5D5;&#x5DC;','&#x5EA;&#x5E9;&#x5E8;&#x5D9;', '&#x5D7;&#x5E9;&#x5D5;&#x5DF;', '&#x5DB;&#x5E1;&#x5DC;&#x5D5;', '&#x5D8;&#x5D1;&#x5EA;', '&#x5E9;&#x5D1;&#x5D8;','&#x5D0;&#x5D3;&#x5E8;', '&#x5D0;&#x5D3;&#x5E8;&#x20;&#x5D0;', '&#x5D0;&#x5D3;&#x5E8;&#x20;&#x5D1;');
	
//var hebDateChar = new makeArray('à', 'á', 'â', 'ã', 'ä', 'å','æ', 'ç', 'è', 'é', 'éà','éá', 'éâ', 'éã','èå', 'èæ', 'éæ', 'éç', 'éè', 'ë','ëà', 'ëá', 'ëâ','ëã', 'ëä', 'ëå', 'ëæ', 'ëç', 'ëè','ì');
var hebDateCharHex = new makeArray('&#x5D0;', '&#x5D1;', '&#x5D2;', '&#x5D3;', '&#x5D4;', '&#x5D5;','&#x5D6;', '&#x5D7;', '&#x5D8;', '&#x5D9;', '&#x5D9;&#x5D0;','&#x5D9;&#x5D1;', '&#x5D9;&#x5D2;', '&#x5D9;&#x5D3;','&#x5D8;&#x5D5;', '&#x5D8;&#x5D6;', '&#x5D9;&#x5D6;', '&#x5D9;&#x5D7;', '&#x5D9;&#x5D8;', '&#x5DB;','&#x5DB;&#x5D0;', '&#x5DB;&#x5D1;', '&#x5DB;&#x5D2;','&#x5DB;&#x5D3;', '&#x5DB;&#x5D4;', '&#x5DB;&#x5D5;', '&#x5DB;&#x5D6;', '&#x5DB;&#x5D7;', '&#x5DB;&#x5D8;','&#x5DC;');

var civMonth = new makeArray('January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December');

var weekDay = new makeArray('D', 'L', 'M', 'M', 'J', 'V', 'C');

//var hebWeekDay = new makeArray('à', 'á', 'â', 'ã', 'ä', 'å', 'ù');
var hebWeekDayHex = new makeArray('&#x5D0;', '&#x5D1;', '&#x5D2;', '&#x5D3;', '&#x5D4;', '&#x5D5;', '&#x5E9;');

var hebWeekDayLongHex = new makeArray('&#1497;&#1493;&#1501; &#1512;&#1488;&#1513;&#1493;&#1503;',
									  '&#1497;&#1493;&#1501; &#1513;&#1504;&#1497;',
									  '&#1497;&#1493;&#1501; &#1513;&#1500;&#1497;&#1513;&#1497;',
									  '&#1497;&#1493;&#1501; &#1512;&#1489;&#1497;&#1506;&#1497;',
									  '&#1497;&#1493;&#1501; &#1495;&#1502;&#1497;&#1513;&#1497;',
									  '&#1497;&#1493;&#1501; &#1513;&#1513;&#1497;',
									  '&#1497;&#1493;&#1501; &#1513;&#1489;&#1514;')

var hebDayOnHebrew = new makeArray(
	'\u05D0\u0027',       		// 'Alef',	//  1
	'\u05D1\u0027',       		// 'Bet',	//  2
	'\u05D2\u0027',       		// 'Gimel',	//  3
	'\u05D3\u0027',       		// 'Dalet',	//  4
	'\u05D4\u0027',       		// 'He',	//  5
	'\u05D5\u0027',       		// 'Vav',	//  6
	'\u05D6\u0027',       		// 'Zayin',	//  7
	'\u05D7\u0027',       		// 'Chet',	//  8
	'\u05D8\u0027',       		// 'Tet',	//  9
	'\u05D9\u0027',       		// 'Yod',	// 10
	'\u05D9\u0027\u0027\u05D0',	// 'Yod''Alef',	// 11
	'\u05D9\u0027\u0027\u05D1', 	// 'Yod-Bet',	// 12
	'\u05D9\u0027\u0027\u05D2', 	// 'Yod-Gimel',	// 13
	'\u05D9\u0027\u0027\u05D3', 	// 'Yod-Dalet',	// 14
	'\u05D8\u0027\u0027\u05D5', 	// 'Vav-Tet',	// 15
	'\u05D8\u0027\u0027\u05D6', 	// 'Tet-Zayin',	// 16
	'\u05D9\u0027\u0027\u05D6', 	// 'Yod-Zayin',	// 17
	'\u05D9\u0027\u0027\u05D7', 	// 'Yod-Chet',	// 18
	'\u05D9\u0027\u0027\u05D8', 	// 'Yod-Tet',	// 19
	'\u05DB\u0027', 		// 'Khaf',	// 20
	'\u05DB\u0027\u0027\u05D0', 	// 'Khaf-Alef',	// 21
	'\u05DB\u0027\u0027\u05D1', 	// 'Khaf-Bet',	// 22
	'\u05DB\u0027\u0027\u05D2', 	// 'Khaf-Gimel',// 23
	'\u05DB\u0027\u0027\u05D3', 	// 'Khaf-Dalet',// 24
	'\u05DB\u0027\u0027\u05D4', 	// 'Khaf-He',	// 25
	'\u05DB\u0027\u0027\u05D5', 	// 'Khaf-Vav',	// 26
	'\u05DB\u0027\u0027\u05D6', 	// 'Khaf-Zayin',// 27
	'\u05DB\u0027\u0027\u05D7', 	// 'Khaf-Chet',	// 28
	'\u05DB\u0027\u0027\u05D8', 	// 'Khaf-Tet',	// 29
	'\u05DC\u0027'			// 'Lamed'     	// 30
);

function Gauss(year) {
	var a,b,c;
	var m;
	var	Mar;	// "day in March" on which Pesach falls (return value)

	a = Math.floor((12 * year + 17) % 19);
	b = Math.floor(year % 4);
	m = 32.044093161144 + 1.5542417966212 * a +  b / 4.0 - 0.0031777940220923 * year;
	if (m < 0)
		m -= 1;
	Mar = Math.floor(m);
	if (m < 0)
		m++;
	m -= Mar;

	c = Math.floor((Mar + 3 * year + 5 * b + 5) % 7);
	if(c == 0 && a > 11 && m >= 0.89772376543210 )
		Mar++;
	else if(c == 1 && a > 6 && m >= 0.63287037037037)
		Mar += 2;
	else if(c == 2 || c == 4 || c == 6)
		Mar++;

	Mar += Math.floor((year - 3760) / 100) - Math.floor((year - 3760) / 400) - 2;
	return Mar;
}

function civMonthLength(month, year) {
	if(month == 2)
		return 28 + leap(year);
	else if(month == 4 || month == 6 || month == 9 || month == 11)
	   return 30;
	else
		return 31;
}

function greg2heb(day, month, year) {
	var d = day;
	var	m = month;
	var y = year;
	var hy;
	var pesach;
	var anchor;
	var adarType;

	m -= 2;
	if (m <= 0) { // Jan or Feb
		m += 12;
		y -= 1;
	}

	d += Math.floor(7 * m / 12 + 30 * (m - 1)); // day in March
	hy = y + 3760;	// get Hebrew year
	pesach = Gauss(hy);
	if (d <= pesach - 15) { // before 1 Nisan
		anchor = pesach;
		d += 365;
		if(leap(y))
			d++;
		y -= 1;
		hy -= 1;
		pesach = Gauss(hy);
	}
	else
		anchor = Gauss(hy + 1);

	d -= pesach - 15;
	anchor -= pesach - 12;
	y++;
	if(leap(y))
		anchor++;

	for(m = 0; m < 11; m++) {
		var days;
		if(m == 7 && anchor % 30 == 2)
			days = 30; // Cheshvan
		else if(m == 8 && anchor % 30 == 0)
			days = 29; // Kislev
		else
			days = 30 - m % 2;
		if(d <= days)
			break;
		d -= days;
	}

	adarType = 0;			// plain old Adar
	if (m == 11 && anchor >= 30) {
		if (d > 30) {
			adarType = 2;	// Adar 2
			d -= 30;
		}
		else
			adarType = 1;	// Adar 1
	}

	if(m >= 6)		// Tishrei or after?
		hy++;		// then bump up year

	if(m == 11)			// Adar?
		m += adarType;	// adjust for Adars

	return (d + ' ' + m + ' ' + hy);
}

var isHebrewNames=false;
if(typeof(document.getCookie)=='function') { var isHebrewNames=getCookie('forum').indexOf('lang=he')>-1 ? true : false; }
function hebOt(val){
	if(val>400){
		if(val>800){return hebOt(400)+hebOt(400)+hebOt(val-800)}
		else{return hebOt(400)+hebOt(val-400)}
		}
	var retVal=false;
	if (val >= 1 && val<=10){retVal=(0x05D0-1) + val;}// Alef - Yud
	else if (val == 20){retVal=0x05DB;}// Kaf
	else if (val == 30){retVal=0x05DC;}// Lamed	
	else if (val == 40){retVal=0x05DE;}// Mem	
	else if (val == 50){retVal=0x05E0;}// Nun	
	else if (val == 60){retVal=0x05E1;}// Sameh
	else if (val == 70){retVal=0x05E2;}// Ayin	
	else if (val == 80){retVal=0x05E4;}// Pe	
	else if (val == 90){retVal=0x05E6;}// Tsadik	
	else if (val >= 100 && val <= 400){retVal=(0x05E7-1)+(val/100)}// Kuf - Tav
	if(retVal){return String.fromCharCode(retVal)}
	}
function hebYearHex(val){
	if(!val){return '';}
	var currYear=new Number(val);
	var currThousands=parseInt(currYear/1000); currYear-=(currThousands*1000);
	var currHundreds=parseInt(currYear/100)*100; currYear-=currHundreds;
	var currDozens=parseInt(currYear/10)*10; currYear-=currDozens;
	var currUnits=currYear;
	return(
		    (
			currThousands?hebOt(currThousands)+'\'':'')
			+(currHundreds?hebOt(currHundreds):'')+(currDozens&&!currUnits?'"':'')
			+(currDozens?hebOt(currDozens):'')
			+(currUnits?'"'+hebOt(currUnits):'')
			);	
	}
function flipHebDay(val) {
	if(!val){return val;}
	if(val.charAt(val.length-1)=='\''){val='\''+val.substr(0, val.length-1)}
	return val;
	}
function getHebDt(day, month, year) {
	var hebDt=greg2heb(day, month, year).split(' ');
	if (isHebrewNames) {
		var tmpdt=new Date(year, month-1, day);
		return '<table cellpadding=0 cellspacing=0 border=0 dir=ltr><tr><td nowrap style="font-size:9px;" class="fldDesc">'+hebYearHex(hebDt[2])+'&nbsp;<td nowrap style="font-size:9px;" class="fldDesc">'+hebMonthNamesHex[new Number(hebDt[1])+1] + '&nbsp;<td nowrap style="font-size:9px;" class="fldDesc">' + flipHebDay(hebDayOnHebrew[hebDt[0]])+'&nbsp;<td nowrap style="font-size:9px;" class="fldDesc">'+hebWeekDayLongHex[tmpdt.getDay()+1]+'</table>'
		}
	else {return hebDt[0]+' '+hebMonth[new Number(hebDt[1])+1]+' '+hebDt[2]}
	}
function writeBhDate(isClassInside) {
	//try{sendPage('currDate.asp'); var dt=new Date(httpResponse);}catch(e){var dt=new Date();}
	isClassInside=true;
	var dt=new Date();
	var hebDt=greg2heb(dt.getDate(), dt.getMonth()+1, dt.getFullYear()).split(' ');
	obj('bhDate').innerHTML='<table cellpadding=0 cellspacing=3 border=0 align=right dir=ltr><tr>'
		+'<td width=100% align=right '+(isClassInside ? ' class="bh"' : '')+'>'+hebYearHex(hebDt[2])
		+'<td nowrap'+(isClassInside ? ' class="bh"' : '')+'>'+hebMonthNamesHex[new Number(hebDt[1])+1]
		+'<td nowrap'+(isClassInside ? ' class="bh"' : '')+'>'+flipHebDay(hebDayOnHebrew[hebDt[0]])
		+'<td nowrap'+(isClassInside ? ' class="bh"' : '')+'>'+hebWeekDayLongHex[dt.getDay()+1]
		+'<td nowrap'+(isClassInside ? ' class="bh"' : '')+'>'+',&#1489;&quot;&#1492;'
		+'<tr>'
		+'<td colspan=4'+(isClassInside ? ' class="bh"' : '')+'>'+wdName(dt.getDay()).substr(0, 3)+'., '+civMonth[dt.getMonth()+1].substr(0, 3)+'. '+dt.getDate()+', '+dt.getFullYear()+' - '+hebMonth[new Number(hebDt[1])+1]+' '+hebDt[0]+', '+hebDt[2]
		+'</table>';
	}
function Easter(Y) {
	// based on the algorithm of Oudin
    var C = Math.floor(Y / 100);
    var N = Y - 19 * Math.floor(Y / 19);
    var K = Math.floor((C - 17) / 25);
    var I = C - Math.floor(C / 4) - Math.floor((C - K) / 3) + 19 * N + 15;
    I = I - 30*Math.floor((I / 30));
    I = I - Math.floor(I / 28) * (1 - Math.floor(I / 28) * Math.floor(29 / (I + 1)) * Math.floor((21 - N) / 11));
    var J = Y + Math.floor(Y / 4) + I + 2 - C + Math.floor(C / 4);
    J = J - 7 * Math.floor(J / 7);
    var L = I - J;
    var M = 3 + Math.floor((L + 40) / 44);
    var D = L + 28 - 31 * Math.floor(M / 4);

	var ret = new Object();
	ret[1] = M;
	ret[2] = D;
	return ret;
}

function DOW(day,month,year) {
	var a = Math.floor((14 - month)/12);
	var y = year - a;
	var m = month + 12*a - 2;
	var d = (day + y + Math.floor(y/4) - Math.floor(y/100) +
			Math.floor(y/400) + Math.floor((31*m)/12)) % 7;
	return d + 1;
}

function NthDOW(nth,weekday,month,year) {
	if (nth > 0)
		return (nth - 1) * 7 + 1 + (7 + weekday - DOW((nth - 1) * 7 + 1, month, year)) % 7;
	var days = civMonthLength(month, year);
	return days - (DOW(days, month, year) - weekday + 7) % 7;
}


function moadim(cday, cmonth, cyear, hday, hmonth, dow) {
	if(hmonth == TISHREI) {
		if(hday == 1 || hday == 2)
			return "Roch Hachanah"
		else if(hday == 3 && dow != 7)
			return "Tzom Guedalia";
		else if(hday == 4 && dow == 1)
			return "Tzom Guedalia";
		else if(hday == 10)
			return "Yom Kippour"
		else if(hday >= 15 && hday <= 22)
			return "Soukkot"
		else if(hday == 23)
			return "Soukkot (d)"
	}
	else if(hmonth == KISLEV) {
		if(hday >= 25)
			return "\'Hanouccah"
	}
	else if(hmonth == TEVET) {
		if(hday <= 2) {
			return "\'Hanouccah"
		}
		else if(hday == 3) {
			// Kislev can be malei or chaser
			if(cday == 1) {
				cday = 29;
				cmonth = 11;
			}
			else if(cday == 2) {
				cday = 30;
				cmonth = 11;
			}
			else
				cday -= 3;
			var hdate = greg2heb(cday, cmonth, cyear);
			hd = eval(hdate.substring(0, hdate.indexOf(' ')));
			if(hd == 29)
				return "\'Hannoucah"
		}
		else if(hday == 10)
			return "Jeûne du 10 Tevet"
	}
	else if(hmonth == SHVAT) {
		if(hday==15)
			return "Tou Bichvat"
	}
	else if(hmonth == ADAR_I || hmonth == ADAR_II) {
		if(hday == 11 && dow == 5)
			return "Taanit Esther"
		else if(hday == 13 && dow != 7)
			return "Taanit Esther"
		else if(hday == 14)
			return "Pourim"
		else if(hday == 15)
			return "Chouchan Pourim"
	}
	else if(hmonth == NISAN) {

		if(hday >= 15 && hday <= 21)
			return "Pessa\'h"
		else if(hday == 22)
			return "Pessa\'h (d)"
	}
	else if(hmonth == IYYAR) {
		if(hday == 14)
			return "Pessa\'h Cheni"
		else if(hday == 18)
			return "Lag BaOmer"
	}
	else if(hmonth == SIVAN) {
		if(hday == 6)
			return "Chavouot"
		else if(hday == 7)
			return "Chavouot (d)"
	}
	else if(hmonth == TAMUZ) {
		if(hday == 17 && dow != 7)
			return "Jeune du 17 Tammouz"
		if(hday == 18 && dow == 1)
			return "Jeune du 17 Tammouz"
	}
	else if(hmonth == AV) {
		if(hday == 9 && dow != 7)
			return "Ticha BeAv"
		if(hday == 10 && dow == 1)
			return "Ticha BeAv"
		if(hday == 15)
			return "Tu BeAv"
	}
	
	if (hday == 30 || hday == 1){
		return "Roch 'Hodech";
	}
	return "";
}
function enc(el) {if(window.encodeURIComponent) {return encodeURIComponent(el);} else {return escape(el);}}
function correctDate(year,month,day,what){
	var dt=new Date(year, month, day); while(dt.getMonth()!=month||dt.getDate()!=day||dt.getFullYear()!=year) {dt.setDate(dt.getDate()-1); day-=1;}
	obj('adv'+what+'Day').selectedIndex=day-1; return dt;
}
function comparDates(year,month,day,what) {
	var compar=(what=='From'?'To':'From'); var dt=new Date(year, month, day); var toDt=new Date(obj('adv'+compar+'Year').value, obj('adv'+compar+'Month').value-1, obj('adv'+compar+'Day').value);
	if((what=='From'&&dt>toDt)||(what=='To'&&dt<toDt)) {
		obj('adv'+compar+'Year').value=obj('adv'+what+'Year').value; obj('adv'+compar+'Month').selectedIndex=obj('adv'+what+'Month').selectedIndex; obj('adv'+compar+'Day').selectedIndex=obj('adv'+what+'Day').selectedIndex; updateDay(compar); updateDay(what); return toDt;
		}
	else {return false;}
	}
function wdName(wd){return new String('Sunday;Monday;Tuesday;Wednesday;Thursday;Friday;Shabbat').split(';')[wd]}
function getDt(year,month,day,what) {
	if(isNaN(year)||isNaN(month)||isNaN(day)||!what){return '';} var dt=new Date(year, month, day);
	//if(what=='From'||what=='To'){compDate=comparDates(year,month,day,what); if (compDate!=false){return compDate;}}
	if(dt.getMonth()!=month||dt.getDate()!=day||dt.getFullYear()!=year) {dt=correctDate(year,month,day,what);}
	return dt;
	}
function getDateDay(year,month,day,what){
	var dt=getDt(year,month,day,what);
	return (!isHebrewNames?wdName(dt.getDay())+' ':'')+getHebDt(new Number(day), new Number(month)+1, new Number(year));
	}
function updateDay(what, ignore){
	obj(what+'Day').innerHTML=getDateDay(obj('adv'+what+'Year').value, obj('adv'+what+'Month').value-1, obj('adv'+what+'Day').value, what)
	if(!ignore){dateChangeColor1(what)};
	if((what=='From'||what=='To')&&document.getElementById('jobLengthDay')){jobLength(ignore);}
	}
function updateDates(startDate, endDate) {
	if(typeof(startDate)!='undefined'){obj('advFromYear').value=startDate.getFullYear(); obj('advFromMonth').selectedIndex=startDate.getMonth(); obj('advFromDay').selectedIndex=startDate.getDate()-1;}
	if(typeof(endDate)!='undefined'){obj('advToYear').value=endDate.getFullYear(); obj('advToMonth').selectedIndex=endDate.getMonth(); obj('advToDay').selectedIndex=endDate.getDate()-1;}
	}
function obj(id){return document.getElementById(id) ? document.getElementById(id) : document.getElementsByName(id)[0] ? document.getElementsByName(id)[0] : eval('document.all.'+id)}
function getOffset(el,offset){return el[offset]+(el.offsetParent?getOffset(el.offsetParent,offset):0);}
function isDate(p_Expression){return !isNaN(new Date(p_Expression));}
function dateDiff(p_Interval, p_Date1, p_Date2, p_firstdayofweek, p_firstweekofyear){
	if(!isDate(p_Date1)){return "invalid date: '" + p_Date1 + "'";}
	if(!isDate(p_Date2)){return "invalid date: '" + p_Date2 + "'";}
	var dt1 = new Date(p_Date1);
	var dt2 = new Date(p_Date2);

	// get ms between dates (UTC) and make into "difference" date
	var iDiffMS = dt2.valueOf() - dt1.valueOf();
	var dtDiff = new Date(iDiffMS);

	// calc various diffs
	var nYears  = dt2.getUTCFullYear() - dt1.getUTCFullYear();
	var nMonths = dt2.getUTCMonth() - dt1.getUTCMonth() + (nYears!=0 ? nYears*12 : 0);
	var nQuarters = parseInt(nMonths/3);	//<<-- different than VBScript, which watches rollover not completion
	
	var nMilliseconds = iDiffMS;
	var nSeconds = parseInt(iDiffMS/1000);
	var nMinutes = parseInt(nSeconds/60);
	var nHours = parseInt(nMinutes/60);
	var nDays  = parseInt(nHours/24);
	var nWeeks = parseInt(nDays/7);


	// return requested difference
	var iDiff = 0;		
	switch(p_Interval.toLowerCase()){
		case "yyyy": return nYears;
		case "q": return nQuarters;
		case "m": return nMonths;
		case "y": 		// day of year
		case "d": return nDays;
		case "w": return nDays;
		case "ww":return nWeeks;		// week of year	// <-- inaccurate, WW should count calendar weeks (# of sundays) between
		case "h": return nHours;
		case "n": return nMinutes;
		case "s": return nSeconds;
		case "ms":return nMilliseconds;	// millisecond	// <-- extension for JS, NOT available in VBScript
		default: return "invalid interval: '" + p_Interval + "'";
		}
	}