// Possible values: 	en,ge,no,nl,es,pt-br,fr	
							// en = english, ge = german, no = norwegian,nl = dutch, es = spanish, pt-br = portuguese, fr = french
							
var calendar_offsetTop = 0;		// Offset - calendar placement - You probably have to modify this value if you're not using a strict doctype
var calendar_offsetLeft = 0;	// Offset - calendar placement - You probably have to modify this value if you're not using a strict doctype
var calendarDiv = false;
var startMonth = 1;
var endMonth = 12;
var startRange = 0;
var endRange = 0;


var MSIE = false;
var Opera = false;
if(navigator.userAgent.indexOf('MSIE')>=0 && navigator.userAgent.indexOf('Opera')<0)MSIE=true;
if(navigator.userAgent.indexOf('Opera')>=0)Opera=true;

switch(languageCode){
	case "en":	/* English */
		var monthArray = ['January','February','March','April','May','June','July','August','September','October','November','December'];
		var monthArrayShort = ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'];
		var dayArray = ['Mon','Tue','Wed','Thu','Fri','Sat','Sun'];
		var datePast = 'Date cannot be in the past';
		var dateFuture = 'Date cannot be more than 11 months in the future';
		var weekString = 'Week';
		var todayString = 'Today is';
		break;
	case "de":	/* German */
		var monthArray = ['J�nner','Februar','M�rz','April','Mai','Juni','Juli','August','September','Oktober','November','Dezember'];
		var monthArrayShort = ['Jan','Feb','Mar','Apr','Mai','Jun','Jul','Aug','Sep','Okt','Nov','Dez'];
		var dayArray = ['Mon','Die','Mit','Don','Fre','Sam','Son'];	
		var weekString = 'Woche';
		var todayString = 'Heute';		
		var datePast = 'Date cannot be in the past';
		var dateFuture = 'Date cannot be more than 11 months in the future';		
		break;
	case "nl":	/* Dutch */
		var monthArray = ['Januari','Februari','Maart','April','Mei','Juni','Juli','Augustus','September','Oktober','November','December'];
		var monthArrayShort = ['Jan','Feb','Mar','Apr','Mei','Jun','Jul','Aug','Sep','Okt','Nov','Dec'];
		var dayArray = ['Ma','Di','Wo','Do','Vr','Za','Zo'];
		var weekString = 'Week';
		var todayString = 'Vandaag';
		var datePast = 'Datum kan niet in het verleden zijn';
		var dateFuture = 'Datum kan niet meer dan 11 maanden in de toekomst zijn';		
		break;	
	case "es": /* Spanish */
		var monthArray = ['Enero','Febrero','Marzo','April','Mayo','Junio','Julio','Agosto','Septiembre','Octubre','Noviembre','Diciembre'];
		var monthArrayShort =['Ene','Feb','Mar','Abr','May','Jun','Jul','Ago','Sep','Oct','Nov','Dic'];
		var dayArray = ['Lun','Mar','Mie','Jue','Vie','Sab','Dom'];
		var weekString = 'Semana';
		var todayString = 'Hoy es';
		var datePast = 'Date cannot be in the past';
		var dateFuture = 'Date cannot be more than 11 months in the future';				
		break; 	
	case "fr":      /* French */
		var monthArray = ['Janvier','F�vrier','Mars','Avril','Mai','Juin','Juillet','Ao�t','Septembre','Octobre','Novembre','D�cembre'];		
		var monthArrayShort = ['Jan','Fev','Mar','Avr','Mai','Jun','Jul','Aou','Sep','Oct','Nov','Dec'];
		var dayArray = ['Lun','Mar','Mer','Jeu','Ven','Sam','Dim'];
		var weekString = 'Sem';
		var todayString = "Aujourd'hui";
		var datePast = 'Date cannot be in the past';
		var dateFuture = 'Date cannot be more than 11 months in the future';				
		break; 	
	case "it":      /* French */
		var monthArray = ['Gennaio', 'Febbraio', 'Marzo', 'Aprile', 'Maggio', 'Giugno', 'Luglio', 'Agosto', 'Settembre', 'Ottobre', 'Novembre', 'Dicembre'];		
		var monthArrayShort = ['Gen', 'Feb', 'Mar', 'Apr', 'Mag', 'Giu', 'Lug', 'Ago', 'Set', 'Ott', 'Nov', 'Dic'];
		var dayArray = ['lun', 'mar', 'mer', 'gio', 'ven', 'sab', 'dom'];
		var weekString = 'Set';
		var todayString = "Oggi �";
		var datePast = 'Date cannot be in the past';
		var dateFuture = 'Date cannot be more than 11 months in the future';				
		break; 			
}


function checkMMinus(yr, mnt)
{
 if (yr < startRange[0] || (yr == startRange[0] && mnt < (startRange[1] - 1) ) )
 {
  alert(datePast);
  return false;
 }
 return true;

}

function checkMPlus(yr, mnt)
{
 if (yr > endRange[0] || (yr == endRange[0] && mnt > (endRange[1] - 1) ) )
 {
  alert(dateFuture);
  return false;
 }
 return true;

}

////////////



var daysInMonthArray = [31,28,31,30,31,30,31,31,30,31,30,31];
var currentMonth;
var currentYear;
var calendarContentDiv;
var returnDateTo;
var returnFormat;
var activeSelectBoxMonth;
var activeSelectBoxYear;
var iframeObj = false;

var returnDateToYear;
var returnDateToMonth;
var returnDateToDay;

var inputYear;
var inputMonth;
var inputDay;

var selectBoxHighlightColor = '#000000'; // Highlight color of select boxes
var selectBoxRolloverBgColor = '#E9E9E9'; // Background color on drop down lists(rollover)
function cancelCalendarEvent()
{
	return false;
}
function isLeapYear(inputYear)
{
	if(inputYear%400==0||(inputYear%4==0&&inputYear%100!=0)) return true;
	return false;	
	
}
var activeSelectBoxMonth = false;

function highlightMonthYear()
{
	if(activeSelectBoxMonth)activeSelectBoxMonth.className='';
	
	if(this.className=='monthYearActive'){
		this.className='';	
	}else{
		this.className = 'monthYearActive';
		activeSelectBoxMonth = this;
	}
}

function showMonthDropDown()
{
	if(document.getElementById('monthDropDown').style.display=='block'){
		document.getElementById('monthDropDown').style.display='none';	
	}else{
		document.getElementById('monthDropDown').style.display='block';		
		document.getElementById('yearDropDown').style.display='none';
	}
}

function showYearDropDown()
{
	document.getElementById('yearDropDown').style.display='none';
	/*
	if(document.getElementById('yearDropDown').style.display=='block'){
		document.getElementById('yearDropDown').style.display='none';	
	}else{
		document.getElementById('yearDropDown').style.display='block';	
		document.getElementById('monthDropDown').style.display='none';	
	}*/		

}

function selectMonth()
{
	document.getElementById('calendar_month_txt').innerHTML = this.innerHTML
	currentMonth = this.id.replace(/[^\d]/g,'');

	document.getElementById('monthDropDown').style.display='none';
	for(var no=(startMonth-1);no<endMonth;no++){
		document.getElementById('monthDiv_'+no).style.color='';	
	}
	this.style.color = selectBoxHighlightColor;
	activeSelectBoxMonth = this;
	writeCalendarContent();
}

function selectYear()
{
    
	document.getElementById('calendar_year_txt').innerHTML = this.innerHTML
	currentYear = this.innerHTML.replace(/[^\d]/g,'');
	document.getElementById('yearDropDown').style.display='none';
	if(activeSelectBoxYear){
		activeSelectBoxYear.style.color='';
	}
	activeSelectBoxYear=this;
	this.style.color = selectBoxHighlightColor;
	refreshMonthDiv();
	writeCalendarContent();
	
}

function switchMonth()
{

	
	 if(this.src.indexOf('left')>=0){

	 	tmpMonth = currentMonth - 1;
		tmpYear = currentYear;
	    if(tmpMonth<0){
			tmpMonth=11;
			tmpYear=currentYear-1;
		}
	 	if (checkMMinus(tmpYear, tmpMonth))
		{
		 currentMonth = tmpMonth;
		 currentYear = tmpYear;
		}
	 }else{
	 	tmpMonth = currentMonth + 1;
		tmpYear = currentYear;
	    if(tmpMonth> 11){
			tmpMonth= 0;
			tmpYear=currentYear + 1;
		}
	 	if (checkMPlus(tmpYear, tmpMonth))
		{
		 currentMonth = tmpMonth;
		 currentYear = tmpYear;
		}
	 }	
	
	 writeCalendarContent();
	
}

function createMonthDiv(){
	var div = document.createElement('DIV');
	div.className='monthYearPicker';
	div.id = 'monthPicker';
	
	for(var no=(startMonth - 1); no < endMonth ;no++){
		var subDiv = document.createElement('DIV');
		subDiv.innerHTML = monthArray[no];
		subDiv.onmouseover = highlightMonthYear;
		subDiv.onmouseout = highlightMonthYear;
		subDiv.onclick = selectMonth;
		subDiv.id = 'monthDiv_' + no;
		subDiv.style.width = '56px';
		subDiv.onselectstart = cancelCalendarEvent;		
		div.appendChild(subDiv);
		if(currentMonth && currentMonth==no){
			subDiv.style.color = selectBoxHighlightColor;
			activeSelectBoxMonth = subDiv;
		}				
		
	}	
	return div;
	
}

function changeSelectBoxYear()
{

	var yearItems = this.parentNode.getElementsByTagName('DIV');
	if(this.innerHTML.indexOf('-')>=0){
		var startYear = yearItems[1].innerHTML/1 -1;
		if(activeSelectBoxYear){
			activeSelectBoxYear.style.color='';
		}
	}else{
		var startYear = yearItems[1].innerHTML/1 +1;
		if(activeSelectBoxYear){
			activeSelectBoxYear.style.color='';

		}			
	}

	for(var no=1;no<yearItems.length-1;no++){
		yearItems[no].innerHTML = startYear+no-1;	
		yearItems[no].id = 'yearDiv' + (startYear/1+no/1-1);	
		
	}		
	if(activeSelectBoxYear){
		activeSelectBoxYear.style.color='';
		if(document.getElementById('yearDiv'+currentYear)){
			activeSelectBoxYear = document.getElementById('yearDiv'+currentYear);
			activeSelectBoxYear.style.color=selectBoxHighlightColor;;
		}
	}
}

function updateYearDiv()
{
	var div = document.getElementById('yearDropDown');
	var yearItems = div.getElementsByTagName('DIV');
	for(var no=1;no<yearItems.length-1;no++){
		yearItems[no].innerHTML = currentYear/1 -6 + no;	
		if(currentYear==(currentYear/1 -6 + no)){
			yearItems[no].style.color = selectBoxHighlightColor;
			activeSelectBoxYear = yearItems[no];				
		}else{
			yearItems[no].style.color = '';
		}
	}		

}

function updateMonthDiv()
{

	for(no=(startMonth - 1);no<endMonth;no++)
	{
		document.getElementById('monthDiv_' + no).style.color = '';
	}
	if(document.getElementById('monthDiv_' + currentMonth)) {
		document.getElementById('monthDiv_' + currentMonth).style.color = selectBoxHighlightColor;
		activeSelectBoxMonth = 	document.getElementById('monthDiv_' + currentMonth);
	}
	
}

function refreshMonthDiv()
{
 if (currentYear == startRange[0])
 {
  // went back to first year
  startMonth = startRange[1];
  endMonth = 12;
  if (currentMonth < (startMonth - 1))
   { currentMonth = (startMonth - 1); } 
 }
 else
 {
  startMonth = 1;
  endMonth = endRange[1];
  if (currentMonth > (startMonth - 1))
   { currentMonth = (endMonth - 1); } 
 }
  	monthDiv = document.getElementById('monthSelect');
	var monthPicker = createMonthDiv();
	monthPicker.style.left = '37px';
	monthPicker.style.top = monthDiv.offsetTop + monthDiv.offsetHeight + 1 + 'px';
	monthPicker.style.width ='60px';
	monthPicker.id = 'monthDropDown'; 
	md = document.getElementById('monthDropDown');
//	calendarDiv.monthDropDown = false;
	calendarDiv.replaceChild(monthPicker, md); 


}

function createYearDiv()
{

	if(!document.getElementById('yearDropDown')){
		var div = document.createElement('DIV');
		div.className='monthYearPicker';
	}else{
		var div = document.getElementById('yearDropDown');
		var subDivs = div.getElementsByTagName('DIV');
		for(var no=0;no<subDivs.length;no++){
			subDivs[no].parentNode.removeChild(subDivs[no]);	
		}	
	}	
	
	
	var d = new Date();
	
	var startYear = d.getFullYear()/1;

	nrofY = 1;
	if (endRange[0] - startRange[0] > 0 )
	{
	 nrofY = 2;
	}
	
	for(var no=startYear;no<(startYear+ nrofY);no++){
		var subDiv = document.createElement('DIV');
		subDiv.innerHTML = no;
		subDiv.onmouseover = highlightMonthYear;
		subDiv.onmouseout = highlightMonthYear;		
		subDiv.onclick = selectYear;		
		subDiv.id = 'yearDiv' + no;	
		subDiv.onselectstart = cancelCalendarEvent;	
		div.appendChild(subDiv);
		if(currentYear && currentYear==no){
			subDiv.style.color = selectBoxHighlightColor;
			activeSelectBoxYear = subDiv;
		}			
	}
	var subDiv = document.createElement('DIV');

	return div;
}

function highlightSelect()
{
	if(this.className=='selectBox'){
		this.className = 'selectBoxOver';	
		this.getElementsByTagName('IMG')[0].src = '/images/calendar/c_down_over.gif';
	}else{
		this.className = 'selectBox';	
		this.getElementsByTagName('IMG')[0].src = '/images/calendar/c_down.gif';			
	}
	
}

function highlightArrow()
{
	if(this.src.indexOf('over')>=0){
		if(this.src.indexOf('left')>=0)this.src = '/images/calendar/c_left.gif';	
		if(this.src.indexOf('right')>=0)this.src = '/images/calendar/c_right.gif';				
	}else{
		if(this.src.indexOf('left')>=0)this.src = '/images/calendar/c_left_over.gif';	
		if(this.src.indexOf('right')>=0)this.src = '/images/calendar/c_right_over.gif';	
	}
}

function highlightClose()
{
	if(this.src.indexOf('over')>=0){
		this.src = '/images/calendar/c_close.gif';
	}else{
		this.src = '/images/calendar/c_close_over.gif';	
	}	

}

function closeCalendar(toReturn){

	document.getElementById('yearDropDown').style.display='none';
	document.getElementById('monthDropDown').style.display='none';
		
	calendarDiv.style.display='none';
	if(iframeObj)iframeObj.style.display='none';
	if(activeSelectBoxMonth)activeSelectBoxMonth.className='';
	if(activeSelectBoxYear)activeSelectBoxYear.className='';
	return toReturn;

}

function killCalendar()
{

	document.getElementById('yearDropDown').style.display='none';
	document.getElementById('monthDropDown').style.display='none';
		
	calendarDiv.style.display='none';
	if(iframeObj)iframeObj.style.display='none';
	if(activeSelectBoxMonth)activeSelectBoxMonth.className='';
	if(activeSelectBoxYear)activeSelectBoxYear.className='';
	return false;

}



function writeTopBar()
{

	var topBar = document.createElement('DIV');
	topBar.className = 'topBar';
	topBar.id = 'topBar';
	calendarDiv.appendChild(topBar);
	
	// Left arrow
	var leftDiv = document.createElement('DIV');
	leftDiv.style.marginRight = '1px';
	var img = document.createElement('IMG');
	img.src = '/images/calendar/c_left.gif';
	img.onmouseover = highlightArrow;
	img.onclick = switchMonth;
	img.onmouseout = highlightArrow;
	leftDiv.appendChild(img);	
	topBar.appendChild(leftDiv);
	if(Opera)leftDiv.style.width = '16px';
	
	// Right arrow
	var rightDiv = document.createElement('DIV');
	rightDiv.style.marginRight = '1px';
	var img = document.createElement('IMG');
	img.src = '/images/calendar/c_right.gif';
	img.onclick = switchMonth;
	img.onmouseover = highlightArrow;
	img.onmouseout = highlightArrow;
	rightDiv.appendChild(img);
	if(Opera)rightDiv.style.width = '16px';
	topBar.appendChild(rightDiv);		

			
	// Month selector
	var monthDiv = document.createElement('DIV');
	monthDiv.id = 'monthSelect';
	monthDiv.onmouseover = highlightSelect;
	monthDiv.onmouseout = highlightSelect;
	monthDiv.onclick = showMonthDropDown;
	var span = document.createElement('SPAN');		
	span.innerHTML = monthArray[currentMonth];
	span.id = 'calendar_month_txt';
	monthDiv.appendChild(span);

	var img = document.createElement('IMG');
	img.src = '/images/calendar/c_down.gif';
	img.style.position = 'absolute';
	img.style.right = '0px';
	monthDiv.appendChild(img);
	monthDiv.className = 'selectBox';
	if(Opera){
		img.style.cssText = 'float:right;position:relative';
		img.style.position = 'relative';
		img.style.styleFloat = 'right';
	}
	topBar.appendChild(monthDiv);

	var monthPicker = createMonthDiv();
	monthPicker.style.left = '37px';
	monthPicker.style.top = monthDiv.offsetTop + monthDiv.offsetHeight + 1 + 'px';
	monthPicker.style.width ='60px';
	monthPicker.id = 'monthDropDown';
	
	calendarDiv.appendChild(monthPicker);
			
	// Year selector
	var yearDiv = document.createElement('DIV');
	yearDiv.onmouseover = highlightSelect;
	yearDiv.onmouseout = highlightSelect;
	yearDiv.onclick = showYearDropDown;
	var span = document.createElement('SPAN');		
	span.innerHTML = currentYear;
	span.id = 'calendar_year_txt';
	yearDiv.appendChild(span);
	topBar.appendChild(yearDiv);
	
	var img = document.createElement('IMG');
	img.src = '/images/calendar/c_down.gif';
	yearDiv.appendChild(img);
	yearDiv.className = 'selectBox';
	
	if(Opera){
		yearDiv.style.width = '50px';
		img.style.cssText = 'float:right';
		img.style.position = 'relative';
		img.style.styleFloat = 'right';
	}	
	
	var yearPicker = createYearDiv();
	yearPicker.style.left = '113px';
	yearPicker.style.top = monthDiv.offsetTop + monthDiv.offsetHeight + 1 + 'px';
	yearPicker.style.width = '35px';
	yearPicker.id = 'yearDropDown';
	calendarDiv.appendChild(yearPicker);
	
		
	var img = document.createElement('IMG');
	img.src = '/images/calendar/c_close.gif';
	img.style.styleFloat = 'right';
	img.onmouseover = highlightClose;
	img.onmouseout = highlightClose;
	img.onclick = killCalendar;
	topBar.appendChild(img);
	if(!document.all){
		img.style.position = 'absolute';
		img.style.right = '2px';
	}
	
	

}

function writeCalendarContent()
{
	var calendarContentDivExists = true;
	if(!calendarContentDiv){
		calendarContentDiv = document.createElement('DIV');
		calendarDiv.appendChild(calendarContentDiv);
		calendarContentDivExists = false;
	}

	
	currentMonth = currentMonth/1;
	var d = new Date();	
	d.setFullYear(currentYear);	
	d.setDate(1);
	d.setMonth(currentMonth);
		

		
	
	
	document.getElementById('calendar_year_txt').innerHTML = currentYear;
	document.getElementById('calendar_month_txt').innerHTML = monthArray[currentMonth];
	
	var existingTable = calendarContentDiv.getElementsByTagName('TABLE');
	if(existingTable.length>0){
		calendarContentDiv.removeChild(existingTable[0]);
	}
	
	var calTable = document.createElement('TABLE');
	calTable.cellSpacing = '0';
	calendarContentDiv.appendChild(calTable);
	var calTBody = document.createElement('TBODY');
	calTable.appendChild(calTBody);
	var row = calTBody.insertRow(-1);
	var cell = row.insertCell(-1);
	cell.innerHTML = weekString;
	cell.style.backgroundColor = selectBoxRolloverBgColor;
	
	for(var no=0;no<dayArray.length;no++){
		var cell = row.insertCell(-1);
		cell.innerHTML = dayArray[no]; 
	}
	
	var row = calTBody.insertRow(-1);
	var cell = row.insertCell(-1);
	cell.style.backgroundColor = selectBoxRolloverBgColor;
	var week = getWeek(currentYear,currentMonth,1);
	cell.innerHTML = week;		// Week
	dgetday = d.getDay();
	if (dgetday == 0)
	{
	 dgetday = 7;
	}
	
	if (dgetday != 1)
	{
	 for(var no=0;no<  (dgetday - 1);no++){
		var cell = row.insertCell(-1);
		cell.innerHTML = '&nbsp;';
	 }
    }
	var colCounter = (dgetday - 1);
	var daysInMonth = daysInMonthArray[currentMonth];
	if(daysInMonth==28){
		if(isLeapYear(currentYear))daysInMonth=29;
	}
	
	delimDay = 0;
	if (currentMonth == (startRange[1] - 1) && currentYear == startRange[0])
	{
	 delimDay = startRange[2];
	}
	
	for(var no=1;no<=daysInMonth;no++){
		d.setDate(no);
		if(colCounter>0 && colCounter%7==0){
			var row = calTBody.insertRow(-1);
			var cell = row.insertCell(-1);
			var week = getWeek(currentYear,currentMonth,no);
			cell.innerHTML = week;		// Week	
			cell.style.backgroundColor = selectBoxRolloverBgColor;			
		}
		var cell = row.insertCell(-1);
		if(currentYear==inputYear && currentMonth == inputMonth && no==inputDay){
			//cell.className='activeDay';
			cell.style.textDecoration = 'underline';	
		}
		if (no < delimDay)
		{
		 cell.innerHTML = '<p style="color: #999999" title="' + datePast + '">' + no + '</p>';
		}
		else
		{
 		 cell.innerHTML = no;
		 cell.onclick = pickDate;
		
		}
		colCounter++;
	}
	
	
	if(!document.all){
		if(calendarContentDiv.offsetHeight)
			document.getElementById('topBar').style.top = calendarContentDiv.offsetHeight + document.getElementById('topBar').offsetHeight -1 + 'px';
		else{
			document.getElementById('topBar').style.top = '';
			document.getElementById('topBar').style.bottom = '0px';
		}
			
	}
	
	if(iframeObj){
		if(!calendarContentDivExists)setTimeout('resizeIframe()',350);else setTimeout('resizeIframe()',10);
	}
		
	
}

function resizeIframe()
{
	iframeObj.style.width = calendarDiv.offsetWidth + 'px';
	iframeObj.style.height = calendarDiv.offsetHeight + 'px' ;	
	
	
}

function pickDate()
{
	var month = currentMonth/1 +1;
	theMnt = month;
	if(month<10)month = '0' + month;
	var day = this.innerHTML;
	theDay = day;
	if(day/1<10)day = '0' + day;
	if(returnFormat){
		returnFormat = returnFormat.replace('dd',day);
		returnFormat = returnFormat.replace('mm',month);
		returnFormat = returnFormat.replace('yyyy',currentYear);
		returnDateTo.value = returnFormat;
	}else{
		/*for(var no=0;no<returnDateToYear.options.length;no++){
			if(returnDateToYear.options[no].value==currentYear){
				returnDateToYear.selectedIndex=no;
				break;
			}
		}*/
		returnDateToYear.value = currentYear;
		for(var no=0;no<returnDateToMonth.options.length;no++){
			if(parseInt(returnDateToMonth.options[no].value)==theMnt){
				returnDateToMonth.selectedIndex=no;
				break;
			}				
		}
		for(var no=0;no<returnDateToDay.options.length;no++){
			if(parseInt(returnDateToDay.options[no].value)==theDay){
				returnDateToDay.selectedIndex=no;
				// hoteliers getNDay hack
				if (returnDateToDay.name == 'ad')
				{
				 getNDay();								
				}
				else if (returnDateToDay.name == 'dd')
				{
				 checkDDate();
				}
				break;
			}				
		}
		
		
	}
	closeCalendar(true);
	
}

// This function is from http://www.codeproject.com/csharp/gregorianwknum.asp
// Only changed the month add
function getWeek(year,month,day){
	day = day/1;
	year = year /1;
    month = month/1 + 1; //use 1-12
    var a = Math.floor((14-(month))/12);
    var y = year+4800-a;
    var m = (month)+(12*a)-3;
    var jd = day + Math.floor(((153*m)+2)/5) + 
                 (365*y) + Math.floor(y/4) - Math.floor(y/100) + 
                 Math.floor(y/400) - 32045;      // (gregorian calendar)
    var d4 = (jd+31741-(jd%7))%146097%36524%1461;
    var L = Math.floor(d4/1460);
    var d1 = ((d4-L)%365)+L;
    NumberOfWeek = Math.floor(d1/7) + 1;
    return NumberOfWeek;        
}

function writeBottomBar()
{
	var d = new Date();
	var topBar = document.createElement('DIV');
	topBar.id = 'todaysDate';
	topBar.className = 'todaysDate';
	topBar.innerHTML = todayString + ': ' + d.getDate() + '. ' + monthArrayShort[d.getMonth()] + ', ' +  d.getFullYear() ;
	calendarDiv.appendChild(topBar);	
	
	
		
}
function getTopPos(inputObj)
{
	
  var returnValue = inputObj.offsetTop + inputObj.offsetHeight;
  while((inputObj = inputObj.offsetParent) != null)returnValue += inputObj.offsetTop;
  return returnValue + calendar_offsetTop;
}

function getleftPos(inputObj)
{
  var returnValue = inputObj.offsetLeft;
  while((inputObj = inputObj.offsetParent) != null)returnValue += inputObj.offsetLeft;
  return returnValue + calendar_offsetLeft;
}

function positionCalendar(inputObj)
{
	calendarDiv.style.left = getleftPos(inputObj) + 'px';
	calendarDiv.style.top = getTopPos(inputObj) + 'px';
	if(iframeObj){
		iframeObj.style.left = calendarDiv.style.left;
		iframeObj.style.top =  calendarDiv.style.top;
	}
		
}
	
function initCalendar()
{
	if(MSIE){
		iframeObj = document.createElement('IFRAME');
		iframeObj.style.position = 'absolute';
		iframeObj.border='0px';
		iframeObj.style.border = '0px';
		iframeObj.style.display = 'none';
		iframeObj.style.backgroundColor = '#FF0000';
		document.body.appendChild(iframeObj);
	}

	calendarDiv = document.createElement('DIV');	
	calendarDiv.id = 'calendarDiv';
	calendarDiv.style.zIndex = 1000;
	
	document.body.appendChild(calendarDiv);
	writeBottomBar();
	writeTopBar();
	

	
	if(!currentYear){
		var d = new Date();
		currentMonth = d.getMonth();
		currentYear = d.getFullYear();
	}
	writeCalendarContent();	


		
}


function displayCalendar(inputField,format,buttonObj)
{
	if(inputField.value.length==format.length){
		var monthPos = format.indexOf('mm');
		currentMonth = inputField.value.substr(monthPos,2)/1 -1;	
		var yearPos = format.indexOf('yyyy');
		currentYear = inputField.value.substr(yearPos,4);		
		var dayPos = format.indexOf('dd');
		tmpDay = inputField.value.substr(dayPos,2);	
	}else{
		var d = new Date();
		currentMonth = d.getMonth();
		currentYear = d.getFullYear();
		tmpDay = d.getDate();
	}
	
	inputYear = currentYear;
	inputMonth = currentMonth;
	inputDay = tmpDay/1;
	
	if(!calendarDiv){
		initCalendar();			
	}else{
		if(calendarDiv.style.display=='block'){
			closeCalendar();
			return false;
		}
		writeCalendarContent();
	}			
	returnFormat = format;
	returnDateTo = inputField;
	positionCalendar(buttonObj);
	calendarDiv.style.visibility = 'visible';
	calendarDiv.style.display = 'block';	
	if(iframeObj){
		iframeObj.style.display = '';
		iframeObj.style.height = '140px';
		iframeObj.style.width = '195px';
	}
	updateYearDiv();
	updateMonthDiv();
	
}

function displayCalendarSelectBox(yearInput,monthInput,dayInput,buttonObj)
{
	currentMonth = monthInput.options[monthInput.selectedIndex].value/1-1;
	currentYear = yearInput.value;

	inputYear = yearInput.value;
	inputMonth = monthInput.options[monthInput.selectedIndex].value/1 - 1;
	inputDay = dayInput.options[dayInput.selectedIndex].value/1;
			
	if(!calendarDiv){
		initCalendar();			
	}else{
		writeCalendarContent();
	}		

	returnDateToYear = yearInput;
	returnDateToMonth = monthInput;
	returnDateToDay = dayInput;
	

	

	
	returnFormat = false;
	returnDateTo = false;
	positionCalendar(buttonObj);
	calendarDiv.style.visibility = 'visible';	
	calendarDiv.style.display = 'block';
	if(iframeObj){
		iframeObj.style.display = '';
		iframeObj.style.height = calendarDiv.offsetHeight + 'px';
		iframeObj.style.width = calendarDiv.offsetWidth + 'px';	
	}
	updateYearDiv();
	updateMonthDiv();
		
}