function datePicker(name,maxy,maxm,maxd,targetelement,miny,minm,mind) {
	var self = this; 
	function calConfig() {
		miny = typeof(miny) != 'undefined' ? miny : 2006;
		minm = typeof(minm) != 'undefined' ? minm : 0;
		mind = typeof(mind) != 'undefined' ? mind : 1;

		self.displayYearInitial = self.curDate.getFullYear(); 
		self.displayMonthInitial = self.curDate.getMonth(); 
		self.displayYear = self.displayYearInitial;
		self.displayMonth = self.displayMonthInitial;
		self.minDate = new Date(miny,minm,mind);
		self.maxDate = new Date(maxy*1,(maxm-1)*1,maxd*1);
		self.startDay = 0;
	}
	function setLang() {
		self.daylist = new Array('Sun','Mon','Tue','Wed','Thu','Fri','Sat','Sun','Mon','Tue','Wed','Thu','Fri','Sat');
		self.months_sh = new Array('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
		self.monthup_title = 'Go to the next month';
		self.monthdn_title = 'Go to the previous month';
		self.maxrange_caption = 'This is the maximum range';
		self.closebtn_caption = 'Close';
		self.closebtn_title = 'Close the Calendar';
	}
	function setDays() {
		self.daynames = new Array();
		var j=0;
		for(var i=self.startDay;i<self.startDay + 7;i++) {
			self.daynames[j++] = self.daylist[i];
		}
		self.monthDayCount = new Array(31,((self.curDate.getFullYear() - 2000) % 4 ? 28 : 29),31,30,31,30,31,31,30,31,30,31);
	}
	function createCalendar() {
		var tbody, tr, td;
		self.calendar = document.createElement('table');
		self.calendar.setAttribute('id',self.name+'_calendar');
		setClass(self.calendar,'calendar');
		self.calendar.style.display = 'none';
		addEventHandler(self.calendar,'selectstart', function() {return false;});
		addEventHandler(self.calendar,'drag', function() {return false;});
		tbody = document.createElement('tbody');
		tr = document.createElement('tr');
		td = document.createElement('td');
		td.appendChild(createMainHeading());
		tr.appendChild(td);
		tbody.appendChild(tr);
		tr = document.createElement('tr');
		td = document.createElement('td');
		self.calendar.celltable = document.createElement('table');
		setClass(self.calendar.celltable,'cells');
		self.calendar.celltable.appendChild(createDayHeading());
		self.calendar.celltable.appendChild(createCalCells());
		td.appendChild(self.calendar.celltable);
		tr.appendChild(td);
		tbody.appendChild(tr);
		tr = document.createElement('tr');
		td = document.createElement('td');
		td.appendChild(createFooter());
		tr.appendChild(td);
		tbody.appendChild(tr);
		self.calendar.appendChild(tbody);
		addEventHandler(self.calendar,'mouseover',cal_onmouseover);
		addEventHandler(self.calendar,'mouseout',cal_onmouseout);
	}
	function createMainHeading() {
		var container = document.createElement('div');
		setClass(container,'mainheading');
		self.monthSelect = document.createElement('select');
		setClass(self.monthSelect,'white selector');
		self.yearSelect = document.createElement('select');
		setClass(self.yearSelect,'white selector');
		var monthDn = document.createElement('input'), monthUp = document.createElement('input');
		var opt, i;
		for(i=0;i<12;i++) {
			opt = document.createElement('option');
			opt.setAttribute('value',i);
			if(self.displayMonth == i) {
				opt.setAttribute('selected','selected');
			}
			opt.appendChild(document.createTextNode(self.months_sh[i]));
			self.monthSelect.appendChild(opt);
		}
		var yrMax = self.maxDate.getFullYear(), yrMin = self.minDate.getFullYear();
		for(i=yrMin;i<=yrMax;i++) {
			opt = document.createElement('option');
			opt.setAttribute('value',i);
			if(self.displayYear == i) {
				opt.setAttribute('selected','selected');
			}
			opt.appendChild(document.createTextNode(i));
			self.yearSelect.appendChild(opt);
		}
		monthUp.setAttribute('type','button');
		monthUp.setAttribute('value','>');
		monthUp.setAttribute('title',self.monthup_title);
		monthDn.setAttribute('type','button');
		monthDn.setAttribute('value','<');
		monthDn.setAttribute('title',self.monthdn_title);
		setClass(monthUp,'whitegrad');
		setClass(monthDn,'whitegrad');
		
		self.monthSelect.owner = self.yearSelect.owner = monthUp.owner = monthDn.owner = self;
		function selectonchange()	{
			if(self.goToMonth(self.yearSelect.value,self.monthSelect.value)) {
				self.displayMonth = self.monthSelect.value;
				self.displayYear = self.yearSelect.value;
			}
			else {
				self.monthSelect.value = self.displayMonth;
				self.yearSelect.value = self.displayYear;
			}
		}
		addEventHandler(monthUp,'click',function(){self.nextMonth();});
		addEventHandler(monthDn,'click',function(){self.prevMonth();});
		addEventHandler(self.monthSelect,'change',selectonchange);
		addEventHandler(self.yearSelect,'change',selectonchange);
		container.appendChild(monthDn);
		container.appendChild(self.monthSelect);
		container.appendChild(self.yearSelect);
		container.appendChild(monthUp);
		return container;
	}
	function createFooter() {
		var container = document.createElement('div');
			var closeBtn = document.createElement('input');
			closeBtn.setAttribute('type','button')
			closeBtn.setAttribute('value',self.closebtn_caption);
			closeBtn.setAttribute('title',self.closebtn_title);
			addEventHandler(closeBtn,'click',function(){self.hide();});
			setClass(closeBtn,'closeBtn whitegrad');
			container.appendChild(closeBtn);
		return container;
	}
	function createDayHeading() {
		self.calHeading = document.createElement('thead');
		setClass(self.calHeading,'caldayheading');
		var tr = document.createElement('tr'), th;
		self.cols = new Array(false,false,false,false,false,false,false);
		for(var dow=0;dow<7;dow++) {
			th = document.createElement('th');
			th.appendChild(document.createTextNode(self.daynames[dow]));
			tr.appendChild(th);
		}
		self.calHeading.appendChild(tr);
		return self.calHeading;
	}
	function createCalCells() {
		self.rows = new Array(false,false,false,false,false,false);
		self.cells = new Array();
		var row = -1, totalCells = 42;
		var beginDate = new Date(self.displayYear,self.displayMonth,1);
		var endDate = new Date(self.displayYear,self.displayMonth,self.monthDayCount[self.displayMonth]);
		var sdt = new Date(beginDate);
		sdt.setDate(sdt.getDate() + (self.startDay - beginDate.getDay()) - (self.startDay - beginDate.getDay() > 0 ? 7 : 0) );
		self.calCells = document.createElement('tbody');
		var tr,td;
		var cellIdx = 0, cell, week, dayval;
		for(var i=0;i<totalCells;i++) {
			if(i % 7 == 0) {
				row++;
				week = sdt.getWeek(self.startDay);
				tr = document.createElement('tr');
			}
			dayval = sdt.getDate();
			td = document.createElement('td');
			td.appendChild(document.createTextNode(dayval));
			cell = new CalCell(self,td,sdt,row,week);
			self.cells[cellIdx] = cell;
			td.cellObj = cell;
			tr.appendChild(td);
			self.calCells.appendChild(tr);
			self.reDraw(cellIdx++);
			sdt.setDate(dayval + 1);
		}
		return self.calCells;
	}
	function setMode(targetelement)	{
			self.calendar.style.position = 'absolute';
		if(targetelement) {
					self.calendar.style.position = 'absolute';
					document.body.appendChild(self.calendar);
					self.setTarget(targetelement,false);
		}
		else {
			document.body.appendChild(self.calendar);
			self.visible = false;
		}
	}
	function deleteCells() {
		self.calendar.celltable.removeChild(self.calendar.celltable.childNodes[1]);
	}
	function setClass(element,className) {
		element.setAttribute('class',className);
		element.setAttribute('className',className);
	}
	function setCellProperties(cellindex) {
		var cell = self.cells[cellindex];
		var date;
		idx = self.dateInArray(self.dates,cell.date);
		if(idx > -1) {
			date = self.dates[idx];
			cell.date.selected = date.selected || false;
			cell.date.type = date.type;
			cell.date.canSelect = date.canSelect;
		}
		else {
			cell.date.selected = false;
		}
		if(cell.date.getTime() < self.minDate.getTime() || cell.date.getTime() > self.maxDate.getTime()) {
			cell.date.canSelect = false;
		}
		cell.setClass();
	}
	function cal_onmouseover() {
		self.mousein = true;
	}
	function cal_onmouseout()	{
		self.mousein = false;
	}
	self.dateInArray = function(arr,searchVal,startIndex) {
		startIndex = (startIndex != null ? startIndex : 0);
		for(var i=startIndex;i<arr.length;i++) {
			if(searchVal.getUeDay() == arr[i].getUeDay()) {
				return i;
			}
		}
		return -1;
	};
	self.setTarget = function (targetelement, focus, sdate) {
			function popupFocus() {
				self.show();
			}
			function popupBlur() {
				if(!self.mousein){
					self.hide();
				}
			}
			function popupKeyDown() {
				self.hide();
			}
			if(self.tgt) {
				removeEventHandler(self.tgt,'focus',popupFocus);
				removeEventHandler(self.tgt,'blur',popupBlur);
				removeEventHandler(self.tgt,'keydown',popupKeyDown);
			}
			self.tgt = targetelement;
			if (!sdate)
			  self.setDate();
			self.topOffset = 0;
			self.leftOffset = self.tgt.offsetWidth+5;	
			self.updatePos(self.tgt);
			addEventHandler(self.tgt,'focus',popupFocus);
			addEventHandler(self.tgt,'blur',popupBlur);
			addEventHandler(self.tgt,'keydown',popupKeyDown);
			if(focus !== false) {
				popupFocus();
			}
	};
	self.setDateType = function (typ, inpdates)	{
//		var pdateArr = new Array;
//		pdateArr[0] = dateObj; 
		var i, idx;

		for(i=0;i<inpdates.length;i++) {
		idx = self.dateInArray(self.dates,inpdates[i]);
			inpdates[i].type = typ;
			if(idx == -1) {
				self.dates[self.dates.length] = inpdates[i];
			}
			else {
				self.dates[idx].type = typ;
			}
		}	
	};
	self.setDate = function ()	{
		var pdateArr = new Array;
		dateObj = new Date();
		if (document.getElementById(self.tgt.id+"_monthyear")==null)
		  { 
		  dateObj.setFullYear(document.getElementById(self.tgt.id+"_year").value);
		  dateObj.setMonth(document.getElementById(self.tgt.id+"_month").value-1);
		  }
		else
		  { 
		  dateObj.setFullYear(document.getElementById(self.tgt.id+"_monthyear").value.substring(0,4));
		  dateObj.setMonth(document.getElementById(self.tgt.id+"_monthyear").value.substring(5,7)-1);
		  }
		dateObj.setDate(document.getElementById(self.tgt.id+"_date").value);
		pdateArr[0] = dateObj; 
		self.goToMonth(dateObj.getFullYear(),dateObj.getMonth());
		self.selectDates(pdateArr,true);
	};
	self.nextMonth = function () {
		var month = self.displayMonth;
		var year = self.displayYear;
		if(self.displayMonth < 11) {
			month++;
		}
		else if(self.yearSelect.value < self.maxDate.getFullYear()) {
			month = 0;
			year++;
		}
		return self.goToMonth(year,month);
	};
	self.prevMonth = function () {
		var month = self.displayMonth;
		var year = self.displayYear;
		if(self.displayMonth > 0) {
			month--;
		}
		else {
			month = 11;
			year--;
		}
		return self.goToMonth(year,month);
	};
	self.goToMonth = function (year,month) {
		var testdatemin = new Date(year, month, 31);
		var testdatemax = new Date(year, month, 1);
		if(testdatemin >= self.minDate && testdatemax <= self.maxDate) {
			self.monthSelect.value = self.displayMonth = month;
			self.yearSelect.value = self.displayYear = year;
			createCalCells();
			deleteCells();
			self.calendar.celltable.appendChild(self.calCells);
			return true;
		}
		else {
			if  (self.maxrange_caption.length>0)
			  alert(self.maxrange_caption);
			return false;
		}
	};
	self.updatePos = function (target) {
			self.calendar.style.top = getTop(target) + self.topOffset + 'px';
			self.calendar.style.left = getLeft(target) + self.leftOffset + 'px';
	};
	self.show = function ()	{
		self.updatePos(self.tgt);
		self.calendar.style.display = 'block';
		self.visible = true;
	};
	self.hide = function () {
		self.calendar.style.display = 'none';
		self.visible = false;
	};
	self.toggle = function () {
		self.visible ? self.hide() : self.show();
	};
	self.selectDates = function (inpdates,redraw) {
		var i, idx;
			for(i=0;i<self.dates.length;i++) {
				self.dates[i].selected = false;
			}
		for(i=0;i<inpdates.length;i++) {
		idx = self.dateInArray(self.dates,inpdates[i]);
			inpdates[i].selected = true;
			if(idx == -1) {
				self.dates[self.dates.length] = inpdates[i];
			}
			else {
				self.dates[idx].selected = true;
			}
		}
		if(redraw != false) {
			self.reDraw();
		}
	};
	self.reDraw = function (index) {
		self.state = 1;
		var len = index ? index + 1 : self.cells.length;
		for(var i = index || 0;i<len;i++) {
			setCellProperties(i);
		}
		self.state = 2;
	};
	self.state = 0;
	self.name = name;
	self.curDate = new Date();
	self.dates = new Array();
	self.calendar;
	self.calHeading;
	self.calCells;
	self.rows;
	self.cols;
	self.cells = new Array();
	self.monthSelect;
	self.yearSelect;
	self.mousein = false;
	calConfig();
	setLang();
	setDays();
	createCalendar();
	setMode(targetelement);
	self.state = 2;
	self.visible ? self.show() : self.hide();
}
function CalHeading(owner,tableCell,dayOfWeek) {
	var self = this;
	self.dayOfWeek = dayOfWeek;
}
function CalCell(owner,tableCell,dateObj,row,week) {
	var self = this;
	//-----------------------------------------------------------------------------
	function calCellonclick() {
		if(self.date.canSelect) {
			owner.selectDates(new Array(self.date),false);
			if (document.getElementById(owner.tgt.id+"_monthyear")==null)
			  { 
			  document.getElementById(owner.tgt.id+"_year").value = self.date.dateFormat('Y');
			  document.getElementById(owner.tgt.id+"_month").value = self.date.dateFormat('n');
			  }
			else
			  {
			  document.getElementById(owner.tgt.id+"_monthyear").value = self.date.dateFormat('Y')+"-"+self.date.dateFormat('m');
			  }
			document.getElementById(owner.tgt.id+"_date").value = self.date.dateFormat('j');
			if (document.getElementById(owner.tgt.id+"_date").onchange())
				document.getElementById(owner.tgt.id+"_date").onchange();
			owner.hide();
			owner.reDraw();
		}
	}
	function calCellonmouseover() {
		if(self.date.canSelect) {
			tableCell.setAttribute('class',self.cellClass + ' hover');
			tableCell.setAttribute('className',self.cellClass + ' hover');
		}
	}
	function calCellonmouseout() {
		self.setClass();
	}
	self.setClass = function ()
	{
		if(self.date.canSelect !== false) {
//			if(self.date.selected) {
//				self.cellClass = 'cell_selected';
//			}
			if(owner.displayMonth != self.date.getMonth() ) {
			  if(self.date.type == 'holiday') {
				self.cellClass = 'notmnth hlday';
			  }
			  else if(self.dayOfWeek > 0 && self.dayOfWeek < 6) {
				self.cellClass = 'notmnth wkday';
			  }
			  else {
				self.cellClass = 'notmnth wkend';
			  }
			}
			else if(self.date.type == 'holiday') {
				self.cellClass = 'hlday';
			}
			else if(self.dayOfWeek > 0 && self.dayOfWeek < 6) {
				self.cellClass = 'wkday';
			}
			else {
				self.cellClass = 'wkend';
			}
		}
		else {
			self.cellClass = 'noselect';
		}
		if(self.date.getUeDay() == owner.curDate.getUeDay()) {
			self.cellClass = self.cellClass + ' curdate';
		}
		tableCell.setAttribute('class',self.cellClass);
		tableCell.setAttribute('className',self.cellClass);
	};
	self.cellClass;
	self.tableRow = row;
	self.tableCell = tableCell;
	self.date = new Date(dateObj);
	self.date.canSelect = true;
	self.date.type = 'normal';
	self.date.selected = false;
	self.dayOfWeek = self.date.getDay();
	self.week = week;
	addEventHandler(tableCell,'click', calCellonclick);
	addEventHandler(tableCell,'mouseover', calCellonmouseover);
	addEventHandler(tableCell,'mouseout', calCellonmouseout);
	self.setClass();
}
Date.prototype.getWeek = function (dowOffset) {
	dowOffset = typeof(dowOffset) == 'int' ? dowOffset : 0;
	var newYear = new Date(this.getFullYear(),0,1);
	var day = newYear.getDay() - dowOffset;
	day = (day >= 0 ? day : day + 7);
	var weeknum, daynum = Math.floor((this.getTime() - newYear.getTime() - (this.getTimezoneOffset()-newYear.getTimezoneOffset())*60000)/86400000) + 1;
	if(day < 4) {
		weeknum = Math.floor((daynum+day-1)/7) + 1;
		if(weeknum > 52) {
			nYear = new Date(this.getFullYear() + 1,0,1);
			nday = nYear.getDay() - dowOffset;
			nday = nday >= 0 ? nday : nday + 7;
			weeknum = nday < 4 ? 1 : 53;
		}
	}
	else {
		weeknum = Math.floor((daynum+day-1)/7);
	}
	return weeknum;
};
Date.prototype.getUeDay = function ()
{
	return parseInt(Math.floor((this.getTime() - this.getTimezoneOffset() * 60000)/86400000));
};
Date.prototype.dateFormat = function(format)
{
	if(!format) {
		format = 'm/d/Y';
	}
	LZ = function(x) {return(x < 0 || x > 9 ? '' : '0') + x};
	var MONTH_NAMES = new Array('January','February','March','April','May','June','July','August','September','October','November','December','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
	var DAY_NAMES = new Array('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sun','Mon','Tue','Wed','Thu','Fri','Sat');
	var result="";
	var i_format=0;
	var c="";
	var token="";
	var y=this.getFullYear().toString();
	var M=this.getMonth()+1;
	var d=this.getDate();
	var E=this.getDay();
	var H=this.getHours();
	var m=this.getMinutes();
	var s=this.getSeconds();
	value = {
		Y: y.toString(),
		y: y.substring(2),
		n: M,
		m: LZ(M),
		F: MONTH_NAMES[M-1],
		M: MONTH_NAMES[M+11],
		j: d,
		d: LZ(d),
		D: DAY_NAMES[E+7],
		l: DAY_NAMES[E],
		G: H,
		H: LZ(H)
	};
	if (H==0) {value['g']=12;}
	else if (H>12){value['g']=H-12;}
	else {value['g']=H;}
	value['h']=LZ(value['g']);
	if (H > 11) {value['a']='pm'; value['A'] = 'PM';}
	else { value['a']='am'; value['A'] = 'AM';}
	value['i']=LZ(m);
	value['s']=LZ(s);
	while (i_format < format.length) {
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
		}
		if (value[token] != null) { result=result + value[token]; }
		else { result=result + token; }
	}
	return result;
};
function addEventHandler(element, type, func) {
	if(element.addEventListener) {
		element.addEventListener(type,func,false);
	}
	else if (element.attachEvent) {
		element.attachEvent('on'+type,func);
	}
}
function removeEventHandler(element, type, func) {
	if(element.removeEventListener) {
		element.removeEventListener(type,func,false);
	}
	else if (element.attachEvent) {
		element.detachEvent('on'+type,func);
	}
}
function getTop(element) {
	var oNode = element;
	var iTop = 0;
	while(oNode.tagName != 'HTML') {
		iTop += oNode.offsetTop || 0;
		if(oNode.offsetParent) {
			oNode = oNode.offsetParent;
		}
		else {
			break;
		}
	}
	return iTop;
}
function getLeft(element) {
	var oNode = element;
	var iLeft = 0;
	while(oNode.tagName != 'HTML') {
		iLeft += oNode.offsetLeft || 0;
		if(oNode.offsetParent) {
			oNode = oNode.offsetParent;
		}
		else {
			break;
		}
	}
	return iLeft;
}


function changedatepicker2 (f,m,d)
{
document.getElementById(f+'_date').value = d;
document.getElementById(f+'_monthyear').value = m;
setdeparturedate (f,'numnight');
/*document.forms["bookinggetdates"].submit();*/
}


function checknotearly(f,l)
{
if (f && l)
{
dateObjf = new Date();
dateObjf.setFullYear(document.getElementById(f+'_year').value);
dateObjf.setMonth(document.getElementById(f+'_month').value-1);
dateObjf.setDate(document.getElementById(f+'_date').value);
dateObjl = new Date();
dateObjl.setFullYear(document.getElementById(l+'_year').value);
dateObjl.setMonth(document.getElementById(l+'_month').value-1);
dateObjl.setDate(document.getElementById(l+'_date').value);
//alert (dateObjf + " to " + dateObjl);
if (dateObjl < dateObjf)
{
document.getElementById(l+'_year').value=document.getElementById(f+'_year').value;
document.getElementById(l+'_month').value=document.getElementById(f+'_month').value;
document.getElementById(l+'_date').value=document.getElementById(f+'_date').value;
}
}
}
function setdeparturedate (f,n)
{
var weekday=new Array(7);
weekday[0]="Sun";
weekday[1]="Mon";
weekday[2]="Tue";
weekday[3]="Wed";
weekday[4]="Thu";
weekday[5]="Fri";
weekday[6]="Sat";
var month_name=new Array(12);
month_name[0]="Jan";
month_name[1]="Feb";
month_name[2]="Mar";
month_name[3]="Apr";
month_name[4]="May";
month_name[5]="Jun";
month_name[6]="Jul";
month_name[7]="Aug";
month_name[8]="Sep";
month_name[9]="Oct";
month_name[10]="Nov";
month_name[11]="Dec";
d = document.getElementById(f+'_date').value;
my = document.getElementById(f+'_monthyear').value;
num = document.getElementById(n).value;
y = my.substr(0,4);
m = my.substr(5,2);


dd = new Date();
dd.setDate(1);
dd.setFullYear(y);
dd.setMonth(parseInt(m)-1);
dd.setDate(parseInt(d)+parseInt(num));

//document.getElementById('departingdate').innerHTML =  weekday[dd.getDay()] + ' ' + dd.getDate()+ ' ' + month_name[dd.getMonth()] + ' ' + dd.getFullYear();
document.getElementById('departingdate').innerHTML =  weekday[dd.getDay()] + ' ' + dd.getDate()+ ' ' + month_name[dd.getMonth()];
}
function checkthebox(i)
{
document.getElementById(i).checked=true;
}