/* jQuery UI Date Picker v3.3 - previously jQuery Calendar
   Written by Marc Grabanski (m@marcgrabanski.com) and Keith Wood (kbwood@virginbroadband.com.au).

   Copyright (c) 2007 Marc Grabanski (http://marcgrabanski.com/code/ui-datepicker)
   Dual licensed under the MIT (MIT-LICENSE.txt)
   and GPL (GPL-LICENSE.txt) licenses.
   Date: 09-03-2007  */

/* Date picker manager.
   Use the singleton instance of this class, $.datepicker, to interact with the date picker.
   Settings for (groups of) date pickers are maintained in an instance object
   (DatepickerInstance), allowing multiple different settings on the same page. */
   
(function($) { // hide the namespace

function Datepicker() {
	this.debug = false; // Change this to true to start debugging
	this._nextId = 0; // Next ID for a date picker instance
	this._inst = []; // List of instances indexed by ID
	this._curInst = null; // The current instance in use
	this._disabledInputs = []; // List of date picker inputs that have been disabled
	this._datepickerShowing = false; // True if the popup picker is showing , false if not
	this._inDialog = false; // True if showing within a "dialog", false if not
	this.regional = []; // Available regional settings, indexed by language code
	this.regional[''] = { // Default regional settings
		clearText: 'Clear', // Display text for clear link
		clearStatus: 'Erase the current date', // Status text for clear link
		closeText: 'Close', // Display text for close link
		closeStatus: 'Close without change', // Status text for close link
		prevText: '&#x3c;Prev', // Display text for previous month link
		prevStatus: 'Show the previous month', // Status text for previous month link
		nextText: 'Next&#x3e;', // Display text for next month link
		nextStatus: 'Show the next month', // Status text for next month link
		currentText: 'Today', // Display text for current month link
		currentStatus: 'Show the current month', // Status text for current month link
		monthNames: ['January','February','March','April','May','June',
			'July','August','September','October','November','December'], // Names of months for drop-down and formatting
		monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
		monthStatus: 'Show a different month', // Status text for selecting a month
		yearStatus: 'Show a different year', // Status text for selecting a year
		weekHeader: 'Wk', // Header for the week of the year column
		weekStatus: 'Week of the year', // Status text for the week of the year column
		dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
		dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
		dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
		dayStatus: 'Set DD as first week day', // Status text for the day of the week selection
		dateStatus: 'Select DD, M d', // Status text for the date selection
		dateFormat: 'mm/dd/yy', // See format options on parseDate
		firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
		initStatus: 'Select a date', // Initial Status text on opening
		isRTL: false // True if right-to-left language, false if left-to-right
	};
	this._defaults = { // Global defaults for all the date picker instances
		showOn: 'focus', // 'focus' for popup on focus,
			// 'button' for trigger button, or 'both' for either
		showAnim: 'show', // Name of jQuery animation for popup
		defaultDate: null, // Used when field is blank: actual date,
			// +/-number for offset from today, null for today
		appendText: '', // Display text following the input box, e.g. showing the format
		buttonText: '...', // Text for trigger button
		buttonImage: '', // URL for trigger button image
		buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
		closeAtTop: true, // True to have the clear/close at the top,
			// false to have them at the bottom
		mandatory: false, // True to hide the Clear link, false to include it
		hideIfNoPrevNext: false, // True to hide next/previous month links
			// if not applicable, false to just disable them
		changeMonth: true, // True if month can be selected directly, false if only prev/next
		changeYear: true, // True if year can be selected directly, false if only prev/next
		yearRange: '-10:+10', // Range of years to display in drop-down,
			// either relative to current year (-nn:+nn) or absolute (nnnn:nnnn)
		changeFirstDay: true, // True to click on day name to change, false to remain as set
		showOtherMonths: false, // True to show dates in other months, false to leave blank
		showWeeks: false, // True to show week of the year, false to omit
		calculateWeek: this.iso8601Week, // How to calculate the week of the year,
			// takes a Date and returns the number of the week for it
		shortYearCutoff: '+10', // Short year values < this are in the current century,
			// > this are in the previous century, 
			// string value starting with '+' for current year + value
		showStatus: false, // True to show status bar at bottom, false to not show it
		statusForDate: this.dateStatus, // Function to provide status text for a date -
			// takes date and instance as parameters, returns display text
		minDate: null, // The earliest selectable date, or null for no limit
		maxDate: null, // The latest selectable date, or null for no limit
		speed: 'medium', // Speed of display/closure
		beforeShowDay: null, // Function that takes a date and returns an array with
			// [0] = true if selectable, false if not,
			// [1] = custom CSS class name(s) or '', e.g. $.datepicker.noWeekends
		beforeShow: null, // Function that takes an input field and
			// returns a set of custom settings for the date picker
		onSelect: null, // Define a callback function when a date is selected
		numberOfMonths: 1, // Number of months to show at a time
		stepMonths: 1, // Number of months to step back/forward
		rangeSelect: false, // Allows for selecting a date range on one date picker
		rangeSeparator: ' - ' // Text between two dates in a range
	};
	$.extend(this._defaults, this.regional['']);
	this._datepickerDiv = $('<div id="datepicker_div"></div>');
}

$.extend(Datepicker.prototype, {
	/* Class name added to elements to indicate already configured with a date picker. */
	markerClassName: 'hasDatepicker',

	/* Debug logging (if enabled). */
	log: function () {
		if (this.debug) {
			console.log.apply('', arguments);
		}
	},
	
	/* Register a new date picker instance - with custom settings. */
	_register: function(inst) {
		var id = this._nextId++;
		this._inst[id] = inst;
		return id;
	},

	/* Retrieve a particular date picker instance based on its ID. */
	_getInst: function(id) {
		return this._inst[id] || id;
	},

	/* Override the default settings for all instances of the date picker. 
	   @param  settings  object - the new settings to use as defaults (anonymous object)
	   @return the manager object */
	setDefaults: function(settings) {
		extendRemove(this._defaults, settings || {});
		return this;
	},

	/* Handle keystrokes. */
	_doKeyDown: function(e) {
		var inst = $.datepicker._getInst(this._calId);
		if ($.datepicker._datepickerShowing) {
			switch (e.keyCode) {
				case 9:  $.datepicker.hideDatepicker('');
						break; // hide on tab out
				case 13: $.datepicker._selectDay(inst, inst._selectedMonth, inst._selectedYear,
							$('td.datepicker_daysCellOver', inst._datepickerDiv)[0]);
						return false; // don't submit the form
						break; // select the value on enter
				case 27: $.datepicker.hideDatepicker(inst._get('speed'));
						break; // hide on escape
				case 33: $.datepicker._adjustDate(inst,
							(e.ctrlKey ? -1 : -inst._get('stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
						break; // previous month/year on page up/+ ctrl
				case 34: $.datepicker._adjustDate(inst,
							(e.ctrlKey ? +1 : +inst._get('stepMonths')), (e.ctrlKey ? 'Y' : 'M'));
						break; // next month/year on page down/+ ctrl
				case 35: if (e.ctrlKey) $.datepicker._clearDate(inst);
						break; // clear on ctrl+end
				case 36: if (e.ctrlKey) $.datepicker._gotoToday(inst);
						break; // current on ctrl+home
				case 37: if (e.ctrlKey) $.datepicker._adjustDate(inst, -1, 'D');
						break; // -1 day on ctrl+left
				case 38: if (e.ctrlKey) $.datepicker._adjustDate(inst, -7, 'D');
						break; // -1 week on ctrl+up
				case 39: if (e.ctrlKey) $.datepicker._adjustDate(inst, +1, 'D');
						break; // +1 day on ctrl+right
				case 40: if (e.ctrlKey) $.datepicker._adjustDate(inst, +7, 'D');
						break; // +1 week on ctrl+down
			}
		}
		else if (e.keyCode == 36 && e.ctrlKey) { // display the date picker on ctrl+home
			$.datepicker.showFor(this);
		}
	},

	/* Filter entered characters - based on date format. */
	_doKeyPress: function(e) {
		var inst = $.datepicker._getInst(this._calId);
		var chars = $.datepicker._possibleChars(inst._get('dateFormat'));
		var chr = String.fromCharCode(e.charCode == undefined ? e.keyCode : e.charCode);
		return (chr < ' ' || !chars || chars.indexOf(chr) > -1);
	},

	/* Attach the date picker to an input field. */
	_connectDatepicker: function(target, inst) {
		var input = $(target);
		if (this._hasClass(input, this.markerClassName)) {
			return;
		}
		var appendText = inst._get('appendText');
		var isRTL = inst._get('isRTL');
		if (appendText) {
			if (isRTL) {
				input.before('<span class="datepicker_append">' + appendText + '</span>');
			}
			else {
				input.after('<span class="datepicker_append">' + appendText + '</span>');
			}
		}
		var showOn = inst._get('showOn');
		if (showOn == 'focus' || showOn == 'both') { // pop-up date picker when in the marked field
			input.focus(this.showFor);
		}
		if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
			var buttonText = inst._get('buttonText');
			var buttonImage = inst._get('buttonImage');
			var buttonImageOnly = inst._get('buttonImageOnly');
			var trigger = $(buttonImageOnly ? '<img class="datepicker_trigger" src="' +
				buttonImage + '" alt="' + buttonText + '" title="' + buttonText + '"/>' :
				'<button type="button" class="datepicker_trigger">' + (buttonImage != '' ?
				'<img src="' + buttonImage + '" alt="' + buttonText + '" title="' + buttonText + '"/>' :
				buttonText) + '</button>');
			input.wrap('<span class="datepicker_wrap"></span>');
			if (isRTL) {
				input.before(trigger);
			}
			else {
				input.after(trigger);
			}
			trigger.click(this.showFor);
		}
		input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress);
		input[0]._calId = inst._id;
	},

	/* Attach an inline date picker to a div. */
	_inlineDatepicker: function(target, inst) {
		var input = $(target);
		if (this._hasClass(input, this.markerClassName)) {
			return;
		}
		input.addClass(this.markerClassName).append(inst._datepickerDiv);
		input[0]._calId = inst._id;
		this._updateDatepicker(inst);
		/* @todo: fix _inlineShow automatic resizing
			- Endless loop bug in IE6.  
			- inst._datepickerDiv.resize doesn't ever fire in firefox.  */
		// inst._datepickerDiv.resize(function() { $.datepicker._inlineShow(inst); });
	},

	/* Tidy up after displaying the date picker. */
	_inlineShow: function(inst) {
		var numMonths = inst._getNumberOfMonths(); // fix width for dynamic number of date pickers
		inst._datepickerDiv.width(numMonths[1] * $('.datepicker', inst._datepickerDiv[0]).width());
	}, 

	/* Does this element have a particular class? */
	_hasClass: function(element, className) {
		var classes = element.attr('class');
		return (classes && classes.indexOf(className) > -1);
	},

	/* Pop-up the date picker in a "dialog" box.
	   @param  dateText  string - the initial date to display (in the current format)
	   @param  onSelect  function - the function(dateText) to call when a date is selected
	   @param  settings  object - update the dialog date picker instance's settings (anonymous object)
	   @param  pos       int[2] - coordinates for the dialog's position within the screen or
						 event - with x/y coordinates or
						 leave empty for default (screen centre)
	   @return the manager object */
	dialogDatepicker: function(dateText, onSelect, settings, pos) {
		var inst = this._dialogInst; // internal instance
		if (!inst) {
			inst = this._dialogInst = new DatepickerInstance({}, false);
			this._dialogInput = $('<input type="text" size="1" style="position: absolute; top: -100px;"/>');
			this._dialogInput.keydown(this._doKeyDown);
			$('body').append(this._dialogInput);
			this._dialogInput[0]._calId = inst._id;
		}
		extendRemove(inst._settings, settings || {});
		this._dialogInput.val(dateText);

		this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
		if (!this._pos) {
			var browserWidth = window.innerWidth || document.documentElement.clientWidth ||
				document.body.clientWidth;
			var browserHeight = window.innerHeight || document.documentElement.clientHeight ||
				document.body.clientHeight;
			var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
			var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
			this._pos = // should use actual width/height below
				[(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
		}

		// move input on screen for focus, but hidden behind dialog
		this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px');
		inst._settings.onSelect = onSelect;
		this._inDialog = true;
		this._datepickerDiv.addClass('datepicker_dialog');
		this.showFor(this._dialogInput[0]);
		if ($.blockUI) {
			$.blockUI(this._datepickerDiv);
		}
		return this;
	},

	/* Pop-up the date picker for a given input field.
	   @param  control  element - the input field attached to the date picker or
						string - the ID or other jQuery selector of the input field or
						object - jQuery object for input field
	   @return the manager object */
	showFor: function(control) {
		control = (control.jquery ? control[0] :
			(typeof control == 'string' ? $(control)[0] : control));
		var input = (control.nodeName && control.nodeName.toLowerCase() == 'input' ? control : this);
		if (input.nodeName.toLowerCase() != 'input') { // find from button/image trigger
			input = $('input', input.parentNode)[0];
		}
		if ($.datepicker._lastInput == input) { // already here
			return;
		}
		if ($(input).isDisabledDatepicker()) {
			return;
		}
		var inst = $.datepicker._getInst(input._calId);
		var beforeShow = inst._get('beforeShow');
		extendRemove(inst._settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
		$.datepicker.hideDatepicker('');
		$.datepicker._lastInput = input;
		inst._setDateFromField(input);
		if ($.datepicker._inDialog) { // hide cursor
			input.value = '';
		}
		if (!$.datepicker._pos) { // position below input
			$.datepicker._pos = $.datepicker._findPos(input);
			$.datepicker._pos[1] += input.offsetHeight; // add the height
		}
		var isFixed = false;
		$(input).parents().each(function() {
			isFixed |= $(this).css('position') == 'fixed';
		});
		if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
			$.datepicker._pos[0] -= document.documentElement.scrollLeft;
			$.datepicker._pos[1] -= document.documentElement.scrollTop;
		}
		inst._datepickerDiv.css('position', ($.datepicker._inDialog && $.blockUI ?
			'static' : (isFixed ? 'fixed' : 'absolute'))).
			css('left', $.datepicker._pos[0] + 'px').css('top', $.datepicker._pos[1] + 'px').css('z-index', '105');
		$.datepicker._pos = null;
		$.datepicker._showDatepicker(inst);
		return this;
	},

	/* Construct and display the date picker. */
	_showDatepicker: function(id) {
		var inst = this._getInst(id);
		inst._rangeStart = null;
		this._updateDatepicker(inst);
		if (!inst._inline) {
			var speed = inst._get('speed');
			var postProcess = function() {
				$.datepicker._datepickerShowing = true;
				$.datepicker._afterShow(inst);
			};
			var showAnim = inst._get('showAnim') || 'show';
			inst._datepickerDiv[showAnim](speed, postProcess);
			if (speed == '') {
				postProcess();
			}
			if (inst._input[0].type != 'hidden') {
				inst._input[0].focus();
			}
			this._curInst = inst;
		}
	},

	/* Generate the date picker content. */
	_updateDatepicker: function(inst) {
		inst._datepickerDiv.empty().append(inst._generateDatepicker());
		var numMonths = inst._getNumberOfMonths();
		if (numMonths[0] != 1 || numMonths[1] != 1) {
			inst._datepickerDiv.addClass('datepicker_multi');
		} 
		else {
			inst._datepickerDiv.removeClass('datepicker_multi');
		}
		if (inst._get('isRTL')) {
			inst._datepickerDiv.addClass('datepicker_rtl');
		}
		else {
			inst._datepickerDiv.removeClass('datepicker_rtl');
		}
		if (inst._input && inst._input[0].type != 'hidden') {
			inst._input[0].focus();
		}
	},

	/* Tidy up after displaying the date picker. */
	_afterShow: function(inst) {
		var numMonths = inst._getNumberOfMonths(); // fix width for dynamic number of date pickers
		inst._datepickerDiv.width(numMonths[1] * $('.datepicker', inst._datepickerDiv[0]).width());
		if ($.browser.msie && parseInt($.browser.version) < 7) { // fix IE < 7 select problems
			$('#datepicker_cover').css({width: inst._datepickerDiv.width() + 4,
				height: inst._datepickerDiv.height() + 4});
		}
		// re-position on screen if necessary
		var isFixed = inst._datepickerDiv.css('position') == 'fixed';
		var pos = inst._input ? $.datepicker._findPos(inst._input[0]) : null;
		var browserWidth = window.innerWidth || document.documentElement.clientWidth ||
			document.body.clientWidth;
		var browserHeight = window.innerHeight || document.documentElement.clientHeight ||
			document.body.clientHeight;
		var scrollX = (isFixed ? 0 : document.documentElement.scrollLeft || document.body.scrollLeft);
		var scrollY = (isFixed ? 0 : document.documentElement.scrollTop || document.body.scrollTop);
		// reposition date picker horizontally if outside the browser window
		if ((inst._datepickerDiv.offset().left + inst._datepickerDiv.width() -
				(isFixed && $.browser.msie ? document.documentElement.scrollLeft : 0)) >
				(browserWidth + scrollX)) {
			inst._datepickerDiv.css('left', Math.max(scrollX,
				pos[0] + (inst._input ? $(inst._input[0]).width() : null) - inst._datepickerDiv.width() -
				(isFixed && $.browser.opera ? document.documentElement.scrollLeft : 0)) + 'px');
		}
		// reposition date picker vertically if outside the browser window
		if ((inst._datepickerDiv.offset().top + inst._datepickerDiv.height() -
				(isFixed && $.browser.msie ? document.documentElement.scrollTop : 0)) >
				(browserHeight + scrollY) ) {
			inst._datepickerDiv.css('top', Math.max(scrollY,
				pos[1] - (this._inDialog ? 0 : inst._datepickerDiv.height()) -
				(isFixed && $.browser.opera ? document.documentElement.scrollTop : 0)) + 'px');
		}
	},
	
	/* Find an object's position on the screen. */
	_findPos: function(obj) {
		while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) {
			obj = obj.nextSibling;
		}
		var curleft = curtop = 0;
		if (obj && obj.offsetParent) {
			curleft = obj.offsetLeft;
			curtop = obj.offsetTop;
			while (obj = obj.offsetParent) {
				var origcurleft = curleft;
				curleft += obj.offsetLeft;
				if (curleft < 0) {
					curleft = origcurleft;
				}
				curtop += obj.offsetTop;
			}
		}
		return [curleft,curtop];
	},

	/* Hide the date picker from view.
	   @param  speed  string - the speed at which to close the date picker
	   @return void */
	hideDatepicker: function(speed) {
		var inst = this._curInst;
		if (!inst) {
			return;
		}
		var rangeSelect = inst._get('rangeSelect');
		if (rangeSelect && this._stayOpen) {
			this._selectDate(inst, inst._formatDate(
				inst._currentDay, inst._currentMonth, inst._currentYear));
		}
		this._stayOpen = false;
		if (this._datepickerShowing) {
			speed = (speed != null ? speed : inst._get('speed'));
			inst._datepickerDiv.hide(speed, function() {
				$.datepicker._tidyDialog(inst);
			});
			if (speed == '') {
				this._tidyDialog(inst);
			}
			this._datepickerShowing = false;
			this._lastInput = null;
			inst._settings.prompt = null;
			if (this._inDialog) {
				this._dialogInput.css('position', 'absolute').
					css('left', '0px').css('top', '-100px');
				if ($.blockUI) {
					$.unblockUI();
					$('body').append(this._datepickerDiv);
				}
			}
			this._inDialog = false;
		}
		this._curInst = null;
	},

	/* Tidy up after a dialog display. */
	_tidyDialog: function(inst) {
		inst._datepickerDiv.removeClass('datepicker_dialog');
		$('.datepicker_prompt', inst._datepickerDiv).remove();
	},

	/* Close date picker if clicked elsewhere. */
	_checkExternalClick: function(event) {
		if (!$.datepicker._curInst) {
			return;
		}
		var target = $(event.target);
		if ((target.parents("#datepicker_div").length == 0) &&
				(target.attr('class') != 'datepicker_trigger') &&
				$.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI)) {
			$.datepicker.hideDatepicker('');
		}
	},

	/* Adjust one of the date sub-fields. */
	_adjustDate: function(id, offset, period) {
		var inst = this._getInst(id);
		inst._adjustDate(offset, period);
		this._updateDatepicker(inst);
	},

	/* Action for current link. */
	_gotoToday: function(id) {
		var date = new Date();
		var inst = this._getInst(id);
		inst._selectedDay = date.getDate();
		inst._selectedMonth = date.getMonth();
		inst._selectedYear = date.getFullYear();
		this._adjustDate(inst);
	},

	/* Action for selecting a new month/year. */
	_selectMonthYear: function(id, select, period) {
		var inst = this._getInst(id);
		inst._selectingMonthYear = false;
		inst[period == 'M' ? '_selectedMonth' : '_selectedYear'] =
			select.options[select.selectedIndex].value - 0;
		this._adjustDate(inst);
	},

	/* Restore input focus after not changing month/year. */
	_clickMonthYear: function(id) {
		var inst = this._getInst(id);
		if (inst._input && inst._selectingMonthYear && !$.browser.msie) {
			inst._input[0].focus();
		}
		inst._selectingMonthYear = !inst._selectingMonthYear;
	},

	/* Action for changing the first week day. */
	_changeFirstDay: function(id, day) {
		var inst = this._getInst(id);
		inst._settings.firstDay = day;
		this._updateDatepicker(inst);
	},

	/* Action for selecting a day. */
	_selectDay: function(id, month, year, td) {
		if (this._hasClass($(td), 'datepicker_unselectable')) {
			return;
		}
		var inst = this._getInst(id);
		var rangeSelect = inst._get('rangeSelect');
		if (rangeSelect) {
			if (!this._stayOpen) {
				$('.datepicker td').removeClass('datepicker_currentDay');
				$(td).addClass('datepicker_currentDay');
			} 
			this._stayOpen = !this._stayOpen;
		}
		inst._currentDay = $('a', td).html();
		inst._currentMonth = month;
		inst._currentYear = year;
		this._selectDate(id, inst._formatDate(
			inst._currentDay, inst._currentMonth, inst._currentYear));
		if (this._stayOpen) {
			inst._endDay = inst._endMonth = inst._endYear = null;
			inst._rangeStart = new Date(inst._currentYear, inst._currentMonth, inst._currentDay);
			this._updateDatepicker(inst);
		}
		else if (rangeSelect) {
			inst._endDay = inst._currentDay;
			inst._endMonth = inst._currentMonth;
			inst._endYear = inst._currentYear;
			inst._selectedDay = inst._currentDay = inst._rangeStart.getDate();
			inst._selectedMonth = inst._currentMonth = inst._rangeStart.getMonth();
			inst._selectedYear = inst._currentYear = inst._rangeStart.getFullYear();
			inst._rangeStart = null;
			if (inst._inline) {
				this._updateDatepicker(inst);
			}
		}
	},

	/* Erase the input field and hide the date picker. */
	_clearDate: function(id) {
		var inst = this._getInst(id);
		this._stayOpen = false;
		inst._endDay = inst._endMonth = inst._endYear = inst._rangeStart = null;
		this._selectDate(inst, '');
	},

	/* Update the input field with the selected date. */
	_selectDate: function(id, dateStr) {
		var inst = this._getInst(id);
		dateStr = (dateStr != null ? dateStr : inst._formatDate());
		if (inst._rangeStart) {
			dateStr = inst._formatDate(inst._rangeStart) + inst._get('rangeSeparator') + dateStr;
		}
		if (inst._input) {
			inst._input.val(dateStr);
			inst._input.change();
		}
		var onSelect = inst._get('onSelect');
		if (onSelect) {
			onSelect.apply((inst._input ? inst._input[0] : null), [dateStr, inst]);  // trigger custom callback
		}
		else {
			if (inst._input) {
				inst._input.trigger('change'); // fire the change event
			}
		}
		if (inst._inline) {
			this._updateDatepicker(inst);
		}
		else {
			if (!this._stayOpen) {
				this.hideDatepicker(inst._get('speed'));
				this._lastInput = inst._input[0];
				if (typeof(inst._input[0]) != 'object') {
					inst._input[0].focus(); // restore focus
				}
				this._lastInput = null;
			}
		}
	},

	/* Set as beforeShowDay function to prevent selection of weekends.
	   @param  date  Date - the date to customise
	   @return [boolean, string] - is this date selectable?, what is its CSS class? */
	noWeekends: function(date) {
		var day = date.getDay();
		return [(day > 0 && day < 6), ''];
	},
	
	/* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
	   @param  date  Date - the date to get the week for
	   @return  number - the number of the week within the year that contains this date */
	iso8601Week: function(date) {
		var checkDate = new Date(date.getFullYear(), date.getMonth(), date.getDate());
		var firstMon = new Date(checkDate.getFullYear(), 1 - 1, 4); // First week always contains 4 Jan
		var firstDay = firstMon.getDay() || 7; // Day of week: Mon = 1, ..., Sun = 7
		firstMon.setDate(firstMon.getDate() + 1 - firstDay); // Preceding Monday
		if (firstDay < 4 && checkDate < firstMon) { // Adjust first three days in year if necessary
			checkDate.setDate(checkDate.getDate() - 3); // Generate for previous year
			return $.datepicker.iso8601Week(checkDate);
		}
		else if (checkDate > new Date(checkDate.getFullYear(), 12 - 1, 28)) { // Check last three days in year
			firstDay = new Date(checkDate.getFullYear() + 1, 1 - 1, 4).getDay() || 7;
			if (firstDay > 4 && (checkDate.getDay() || 7) < firstDay - 3) { // Adjust if necessary
				checkDate.setDate(checkDate.getDate() + 3); // Generate for next year
				return $.datepicker.iso8601Week(checkDate);
			}
		}
		return Math.floor(((checkDate - firstMon) / 86400000) / 7) + 1; // Weeks to given date
	},
	
	/* Provide status text for a particular date.
	   @param  date  the date to get the status for
	   @param  inst  the current datepicker instance
	   @return  the status display text for this date */
	dateStatus: function(date, inst) {
		return $.datepicker.formatDate(inst._get('dateStatus'), date, inst._getFormatConfig());
	},

	/* Parse a string value into a date object.
	   The format can be combinations of the following:
	   d  - day of month (no leading zero)
	   dd - day of month (two digit)
	   D  - day name short
	   DD - day name long
	   m  - month of year (no leading zero)
	   mm - month of year (two digit)
	   M  - month name short
	   MM - month name long
	   y  - year (two digit)
	   yy - year (four digit)
	   '...' - literal text
	   '' - single quote

	   @param  format           String - the expected format of the date
	   @param  value            String - the date in the above format
	   @param  settings  Object - attributes include:
						 shortYearCutoff  Number - the cutoff year for determining the century (optional)
						 dayNamesShort    String[7] - abbreviated names of the days from Sunday (optional)
						 dayNames         String[7] - names of the days from Sunday (optional)
						 monthNamesShort  String[12] - abbreviated names of the months (optional)
						 monthNames       String[12] - names of the months (optional)
	   @return  Date - the extracted date value or null if value is blank */
	parseDate: function (format, value, settings) {
		if (format == null || value == null) {
			throw 'Invalid arguments';
		}
//		format = dateFormats[format] || format;
		value = (typeof value == 'object' ? value.toString() : value + '');
		if (value == '') {
			return null;
		}
		var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
		var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
		var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
		var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
		var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
		var year = -1;
		var month = -1;
		var day = -1;
		var literal = false;
		// Check whether a format character is doubled
		var lookAhead = function(match) {
			var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
			if (matches) {
				iFormat++;
			}
			return matches;	
		};
		// Extract a number from the string value
		var getNumber = function(match) {
			lookAhead(match);
			var size = (match == 'y' ? 4 : 2);
			var num = 0;
			while (size > 0 && iValue < value.length &&
					value.charAt(iValue) >= '0' && value.charAt(iValue) <= '9') {
				num = num * 10 + (value.charAt(iValue++) - 0);
				size--;
			}
			if (size == (match == 'y' ? 4 : 2)) {
				throw 'Missing number at position ' + iValue;
			}
			return num;
		};
		// Extract a name from the string value and convert to an index
		var getName = function(match, shortNames, longNames) {
			var names = (lookAhead(match) ? longNames : shortNames);
			var size = 0;
			for (var j = 0; j < names.length; j++) {
				size = Math.max(size, names[j].length);
			}
			var name = '';
			var iInit = iValue;
			while (size > 0 && iValue < value.length) {
				name += value.charAt(iValue++);
				for (var i = 0; i < names.length; i++) {
					if (name == names[i]) {
						return i + 1;
					}
				}
				size--;
			}
			throw 'Unknown name at position ' + iInit;
		};
		// Confirm that a literal character matches the string value
		var checkLiteral = function() {
			if (value.charAt(iValue) != format.charAt(iFormat)) {
				throw 'Unexpected literal at position ' + iValue;
			}
			iValue++;
		};
		var iValue = 0;
		for (var iFormat = 0; iFormat < format.length; iFormat++) {
			if (literal) {
				if (format.charAt(iFormat) == '\'' && !lookAhead('\'')) {
					literal = false;
				}
				else {
					checkLiteral();
				}
			}
			else {
				switch (format.charAt(iFormat)) {
					case 'd':
						day = getNumber('d');
						break;
					case 'D':
						getName('D', dayNamesShort, dayNames);
						break;
					case 'm':
						month = getNumber('m');
						break;
					case 'M':
						month = getName('M', monthNamesShort, monthNames); 
						break;
					case 'y':
						year = getNumber('y');
						break;
					case '\'':
						if (lookAhead('\'')) {
							checkLiteral();
						}
						else {
							literal = true;
						}
						break;
					default:
						checkLiteral();
				}
			}
		}
		if (year < 100) {
			year += new Date().getFullYear() - new Date().getFullYear() % 100 +
				(year <= shortYearCutoff ? 0 : -100);
		}
		var date = new Date(year, month - 1, day);
		if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day) {
			throw 'Invalid date'; // E.g. 31/02/*
		}
		return date;
	},

	/* Format a date object into a string value.
	   The format can be combinations of the following:
	   d  - day of month (no leading zero)
	   dd - day of month (two digit)
	   D  - day name short
	   DD - day name long
	   m  - month of year (no leading zero)
	   mm - month of year (two digit)
	   M  - month name short
	   MM - month name long
	   y  - year (two digit)
	   yy - year (four digit)
	   '...' - literal text
	   '' - single quote

	   @param  format    String - the desired format of the date
	   @param  date      Date - the date value to format
	   @param  settings  Object - attributes include:
						 dayNamesShort    String[7] - abbreviated names of the days from Sunday (optional)
						 dayNames         String[7] - names of the days from Sunday (optional)
						 monthNamesShort  String[12] - abbreviated names of the months (optional)
						 monthNames       String[12] - names of the months (optional)
	   @return  String - the date in the above format */
	formatDate: function (format, date, settings) {
		if (!date) {
			return '';
		}
//		format = dateFormats[format] || format;
		var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
		var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
		var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
		var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
		// Check whether a format character is doubled
		var lookAhead = function(match) {
			var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
			if (matches) {
				iFormat++;
			}
			return matches;	
		};
		// Format a number, with leading zero if necessary
		var formatNumber = function(match, value) {
			return (lookAhead(match) && value < 10 ? '0' : '') + value;
		};
		// Format a name, short or long as requested
		var formatName = function(match, value, shortNames, longNames) {
			return (lookAhead(match) ? longNames[value] : shortNames[value]);
		};
		var output = '';
		var literal = false;
		if (date) {
			for (var iFormat = 0; iFormat < format.length; iFormat++) {
				if (literal) {
					if (format.charAt(iFormat) == '\'' && !lookAhead('\'')) {
						literal = false;
					}
					else {
						output += format.charAt(iFormat);
					}
				}
				else {
					switch (format.charAt(iFormat)) {
						case 'd':
							output += formatNumber('d', date.getDate()); 
							break;
						case 'D':
							output += formatName('D', date.getDay(), dayNamesShort, dayNames);
							break;
						case 'm':
							output += formatNumber('m', date.getMonth() + 1); 
							break;
						case 'M':
							output += formatName('M', date.getMonth(), monthNamesShort, monthNames); 
							break;
						case 'y':
							output += (lookAhead('y') ? date.getFullYear() : 
								(date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
							break;
						case '\'':
							if (lookAhead('\'')) {
								output += '\'';
							}
							else {
								literal = true;
							}
							break;
						default:
							output += format.charAt(iFormat);
					}
				}
			}
		}
		return output;
	},

	/* Extract all possible characters from the date format. */
	_possibleChars: function (format) {
//		format = dateFormats[format] || format;
		var chars = '';
		var literal = false;
		for (var iFormat = 0; iFormat < format.length; iFormat++) {
			if (literal) {
				if (format.charAt(iFormat) == '\'' && !lookAhead('\'')) {
					literal = false;
				}
				else {
					chars += format.charAt(iFormat);
				}
			}
			else {
				switch (format.charAt(iFormat)) {
					case 'd':
					case 'm': 
					case 'y':
						chars += '0123456789'; 
						break;
					case 'D': 
					case 'M':
						return null; // Accept anything
					case '\'':
						if (lookAhead('\'')) {
							chars += '\'';
						}
						else {
							literal = true;
						}
						break;
					default:
						chars += format.charAt(iFormat);
				}
			}
		}
		return chars;
	}
});

/* Individualised settings for date picker functionality applied to one or more related inputs.
   Instances are managed and manipulated through the Datepicker manager. */
function DatepickerInstance(settings, inline) {
	this._id = $.datepicker._register(this);
	this._selectedDay = 0;
	this._selectedMonth = 0; // 0-11
	this._selectedYear = 0; // 4-digit year
	this._input = null; // The attached input field
	this._inline = inline; // True if showing inline, false if used in a popup
	this._datepickerDiv = (!inline ? $.datepicker._datepickerDiv :
		$('<div id="datepicker_div_' + this._id + '" class="datepicker_inline"></div>'));
	// customise the date picker object - uses manager defaults if not overridden
	this._settings = extendRemove({}, settings || {}); // clone
	if (inline) {
		this._setDate(this._getDefaultDate());
	}
}

$.extend(DatepickerInstance.prototype, {
	/* Get a setting value, defaulting if necessary. */
	_get: function(name) {
		return (this._settings[name] != null ? this._settings[name] : $.datepicker._defaults[name]);
	},

	/* Parse existing date and initialise date picker. */
	_setDateFromField: function(input) {
		this._input = $(input);
		var dateFormat = this._get('dateFormat');
		var dates = this._input ? this._input.val().split(this._get('rangeSeparator')) : null; 
		this._endDay = this._endMonth = this._endYear = null;
		var date = defaultDate = this._getDefaultDate();
		if (dates.length > 0) {
			var settings = this._getFormatConfig();
			if (dates.length > 1) {
				date = $.datepicker.parseDate(dateFormat, dates[1], settings) || defaultDate;
				this._endDay = date.getDate();
				this._endMonth = date.getMonth();
				this._endYear = date.getFullYear();
			}
			try {
				date = $.datepicker.parseDate(dateFormat, dates[0], settings) || defaultDate;
			}
			catch (e) {
				$.datepicker.log(e);
				date = defaultDate;
			}
		}
		this._selectedDay = this._currentDay = date.getDate();
		this._selectedMonth = this._currentMonth = date.getMonth();
		this._selectedYear = this._currentYear = date.getFullYear();
		this._adjustDate();
	},
	
	/* Retrieve the default date shown on opening. */
	_getDefaultDate: function() {
		return this._determineDate('defaultDate', new Date());
	},

	/* A date may be specified as an exact value or a relative one. */
	_determineDate: function(name, defaultDate) {
		var offsetNumeric = function(offset) {
			var date = new Date();
			date.setDate(date.getDate() + offset);
			return date;
		};
		var offsetString = function(offset, getDaysInMonth) {
			var date = new Date();
			var matches = /^([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?$/.exec(offset);
			if (matches) {
				var year = date.getFullYear();
				var month = date.getMonth();
				var day = date.getDate();
				switch (matches[2] || 'd') {
					case 'd' : case 'D' :
						day += (matches[1] - 0); break;
					case 'w' : case 'W' :
						day += (matches[1] * 7); break;
					case 'm' : case 'M' :
						month += (matches[1] - 0); 
						day = Math.min(day, getDaysInMonth(year, month));
						break;
					case 'y': case 'Y' :
						year += (matches[1] - 0);
						day = Math.min(day, getDaysInMonth(year, month));
						break;
				}
				date = new Date(year, month, day);
			}
			return date;
		};
		var date = this._get(name);
		return (date == null ? defaultDate :
			(typeof date == 'string' ? offsetString(date, this._getDaysInMonth) :
			(typeof date == 'number' ? offsetNumeric(date) : date)));
	},

	/* Set the date(s) directly. */
	_setDate: function(date, endDate) {
		this._selectedDay = this._currentDay = date.getDate();
		this._selectedMonth = this._currentMonth = date.getMonth();
		this._selectedYear = this._currentYear = date.getFullYear();
		if (this._get('rangeSelect')) {
			if (endDate) {
				this._endDay = endDate.getDate();
				this._endMonth = endDate.getMonth();
				this._endYear = endDate.getFullYear();
			}
			else {
				this._endDay = this._currentDay;
				this._endMonth = this._currentMonth;
				this._endYear = this._currentYear;
			}
		}
		this._adjustDate();
	},

	/* Retrieve the date(s) directly. */
	_getDate: function() {
		var startDate = (!this._currentYear || (this._input && this._input.val() == '') ? null :
			new Date(this._currentYear, this._currentMonth, this._currentDay));
		if (this._get('rangeSelect')) {
			return [startDate, (!this._endYear ? null :
				new Date(this._endYear, this._endMonth, this._endDay))];
		}
		else {
			return startDate;
		}
	},

	/* Generate the HTML for the current state of the date picker. */
	_generateDatepicker: function() {
		var today = new Date();
		today = new Date(today.getFullYear(), today.getMonth(), today.getDate()); // clear time
		var showStatus = this._get('showStatus');
		var isRTL = this._get('isRTL');
		// build the date picker HTML
		var clear = (this._get('mandatory') ? '' :
			'<div class="datepicker_clear"><a onclick="jQuery.datepicker._clearDate(' + this._id + ');"' + 
			(showStatus ? this._addStatus(this._get('clearStatus') || '&#xa0;') : '') + '>' +
			this._get('clearText') + '</a></div>');
		var controls = '<div class="datepicker_control">' + (isRTL ? '' : clear) +
			'<div class="datepicker_close"><a onclick="jQuery.datepicker.hideDatepicker();"' +
			(showStatus ? this._addStatus(this._get('closeStatus') || '&#xa0;') : '') + '>' +
			this._get('closeText') + '</a></div>' + (isRTL ? clear : '')  + '</div>';
		var prompt = this._get('prompt');
		var closeAtTop = this._get('closeAtTop');
		var hideIfNoPrevNext = this._get('hideIfNoPrevNext');
		var numMonths = this._getNumberOfMonths();
		var stepMonths = this._get('stepMonths');
		var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
		var minDate = this._getMinMaxDate('min', true);
		var maxDate = this._getMinMaxDate('max');
		var drawMonth = this._selectedMonth;
		var drawYear = this._selectedYear;
		if (maxDate) {
			var maxDraw = new Date(maxDate.getFullYear(),
				maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate());
			maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
			while (new Date(drawYear, drawMonth, 1) > maxDraw) {
				drawMonth--;
				if (drawMonth < 0) {
					drawMonth = 11;
					drawYear--;
				}
			}
		}
		// controls and links
		var prev = '<div class="datepicker_prev">' + (this._canAdjustMonth(-1, drawYear, drawMonth) ? 
			'<a onclick="jQuery.datepicker._adjustDate(' + this._id + ', -' + stepMonths + ', \'M\');"' +
			(showStatus ? this._addStatus(this._get('prevStatus') || '&#xa0;') : '') + '>' +
			this._get('prevText') + '</a>' :
			(hideIfNoPrevNext ? '' : '<label>' + this._get('prevText') + '</label>')) + '</div>';
		var next = '<div class="datepicker_next">' + (this._canAdjustMonth(+1, drawYear, drawMonth) ?
			'<a onclick="jQuery.datepicker._adjustDate(' + this._id + ', +' + stepMonths + ', \'M\');"' +
			(showStatus ? this._addStatus(this._get('nextStatus') || '&#xa0;') : '') + '>' +
			this._get('nextText') + '</a>' :
			(hideIfNoPrevNext ? '>' : '<label>' + this._get('nextText') + '</label>')) + '</div>';
		var html = (prompt ? '<div class="datepicker_prompt">' + prompt + '</div>' : '') +
			(closeAtTop && !this._inline ? controls : '') +
			'<div class="datepicker_links">' + (isRTL ? next : prev) +
			(this._isInRange(today) ? '<div class="datepicker_current">' +
			'<a onclick="jQuery.datepicker._gotoToday(' + this._id + ');"' +
			(showStatus ? this._addStatus(this._get('currentStatus') || '&#xa0;') : '') + '>' +
			this._get('currentText') + '</a></div>' : '') + (isRTL ? prev : next) + '</div>';
		var showWeeks = this._get('showWeeks');
		for (var row = 0; row < numMonths[0]; row++) {
		for (var col = 0; col < numMonths[1]; col++) {
			var selectedDate = new Date(drawYear, drawMonth, this._selectedDay);
			html += '<div class="datepicker_oneMonth' + (col == 0 ? ' datepicker_newRow' : '') + '">' +
				this._generateMonthYearHeader(drawMonth, drawYear, minDate, maxDate,
				selectedDate, row > 0 || col > 0) + // draw month headers
				'<table class="datepicker" cellpadding="0" cellspacing="0"><thead>' + 
				'<tr class="datepicker_titleRow">' +
				(showWeeks ? '<td>' + this._get('weekHeader') + '</td>' : '');
			var firstDay = this._get('firstDay');
			var changeFirstDay = this._get('changeFirstDay');
			var dayNames = this._get('dayNames');
			var dayNamesShort = this._get('dayNamesShort');
			var dayNamesMin = this._get('dayNamesMin');
			for (var dow = 0; dow < 7; dow++) { // days of the week
				var day = (dow + firstDay) % 7;
				var status = this._get('dayStatus') || '&#xa0;';
				status = (status.indexOf('DD') > -1 ? status.replace(/DD/, dayNames[day]) :
					status.replace(/D/, dayNamesShort[day]));
				html += '<td' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="datepicker_weekEndCell"' : '') + '>' +
					(!changeFirstDay ? '<span' :
					'<a onclick="jQuery.datepicker._changeFirstDay(' + this._id + ', ' + day + ');"') + 
					(showStatus ? this._addStatus(status) : '') + ' title="' + dayNames[day] + '">' +
					dayNamesMin[day] + (changeFirstDay ? '</a>' : '</span>') + '</td>';
			}
			html += '</tr></thead><tbody>';
			var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
			if (drawYear == this._selectedYear && drawMonth == this._selectedMonth) {
				this._selectedDay = Math.min(this._selectedDay, daysInMonth);
			}
			var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
			var currentDate = new Date(this._currentYear, this._currentMonth, this._currentDay);
			var endDate = this._endDay ? new Date(this._endYear, this._endMonth, this._endDay) : currentDate;
			var printDate = new Date(drawYear, drawMonth, 1 - leadDays);
			var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
			var beforeShowDay = this._get('beforeShowDay');
			var showOtherMonths = this._get('showOtherMonths');
			var calculateWeek = this._get('calculateWeek') || $.datepicker.iso8601Week;
			var dateStatus = this._get('statusForDate') || $.datepicker.dateStatus;
			for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
				html += '<tr class="datepicker_daysRow">' +
					(showWeeks ? '<td class="datepicker_weekCol">' + calculateWeek(printDate) + '</td>' : '');
				for (var dow = 0; dow < 7; dow++) { // create date picker days
					var daySettings = (beforeShowDay ?
						beforeShowDay.apply((this._input ? this._input[0] : null), [printDate]) : [true, '']);
					var otherMonth = (printDate.getMonth() != drawMonth);
					var unselectable = otherMonth || !daySettings[0] ||
						(minDate && printDate < minDate) || (maxDate && printDate > maxDate);
					html += '<td class="datepicker_daysCell' +
						((dow + firstDay + 6) % 7 >= 5 ? ' datepicker_weekEndCell' : '') + // highlight weekends
						(otherMonth ? ' datepicker_otherMonth' : '') + // highlight days from other months
						(printDate.getTime() == selectedDate.getTime() && drawMonth == this._selectedMonth ?
						' datepicker_daysCellOver' : '') + // highlight selected day
						(unselectable ? ' datepicker_unselectable' : '') +  // highlight unselectable days
						(otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
						(printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ?  // in current range
						' datepicker_currentDay' : // highlight selected day
						(printDate.getTime() == today.getTime() ? ' datepicker_today' : ''))) + '"' + // highlight today (if different)
						(unselectable ? '' : ' onmouseover="jQuery(this).addClass(\'datepicker_daysCellOver\');' +
						(!showStatus || (otherMonth && !showOtherMonths) ? '' : 'jQuery(\'#datepicker_status_' +
						this._id + '\').html(\'' + (dateStatus.apply((this._input ? this._input[0] : null),
						[printDate, this]) || '&#xa0;') +'\');') + '"' +
						' onmouseout="jQuery(this).removeClass(\'datepicker_daysCellOver\');' +
						(!showStatus || (otherMonth && !showOtherMonths) ? '' : 'jQuery(\'#datepicker_status_' +
						this._id + '\').html(\'&#xa0;\');') + '" onclick="jQuery.datepicker._selectDay(' +
						this._id + ',' + drawMonth + ',' + drawYear + ', this);"') + '>' + // actions
						(otherMonth ? (showOtherMonths ? printDate.getDate() : '&#xa0;') : // display for other months
						(unselectable ? printDate.getDate() : '<a>' + printDate.getDate() + '</a>')) + '</td>'; // display for this month
					printDate.setDate(printDate.getDate() + 1);
				}
				html += '</tr>';
			}
			drawMonth++;
			if (drawMonth > 11) {
				drawMonth = 0;
				drawYear++;
			}
			html += '</tbody></table></div>';
		}
		}
		html += (showStatus ? '<div id="datepicker_status_' + this._id + 
			'" class="datepicker_status">' + (this._get('initStatus') || '&#xa0;') + '</div>' : '') +
			(!closeAtTop && !this._inline ? controls : '') +
			'<div style="clear: both;"></div>' + 
			($.browser.msie && parseInt($.browser.version) < 7 && !this._inline ? 
			'<iframe src="javascript:false;" class="datepicker_cover"></iframe>' : '');
		return html;
	},
	
	/* Generate the month and year header. */
	_generateMonthYearHeader: function(drawMonth, drawYear, minDate, maxDate, selectedDate, secondary) {
		minDate = (this._rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate);
		var showStatus = this._get('showStatus');
		var html = '<div class="datepicker_header">';
		// month selection
		var monthNames = this._get('monthNames');
		if (secondary || !this._get('changeMonth')) {
			html += monthNames[drawMonth] + '&#xa0;';
		}
		else {
			var inMinYear = (minDate && minDate.getFullYear() == drawYear);
			var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
			html += '<select class="datepicker_newMonth" ' +
				'onchange="jQuery.datepicker._selectMonthYear(' + this._id + ', this, \'M\');" ' +
				'onclick="jQuery.datepicker._clickMonthYear(' + this._id + ');"' +
				(showStatus ? this._addStatus(this._get('monthStatus') || '&#xa0;') : '') + '>';
			for (var month = 0; month < 12; month++) {
				if ((!inMinYear || month >= minDate.getMonth()) &&
						(!inMaxYear || month <= maxDate.getMonth())) {
					html += '<option value="' + month + '"' +
						(month == drawMonth ? ' selected="selected"' : '') +
						'>' + monthNames[month] + '</option>';
				}
			}
			html += '</select>';
		}
		// year selection
		if (secondary || !this._get('changeYear')) {
			html += drawYear;
		}
		else {
			// determine range of years to display
			var years = this._get('yearRange').split(':');
			var year = 0;
			var endYear = 0;
			if (years.length != 2) {
				year = drawYear - 10;
				endYear = drawYear + 10;
			}
			else if (years[0].charAt(0) == '+' || years[0].charAt(0) == '-') {
				year = drawYear + parseInt(years[0], 10);
				endYear = drawYear + parseInt(years[1], 10);
			}
			else {
				year = parseInt(years[0], 10);
				endYear = parseInt(years[1], 10);
			}
			year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
			endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
			html += '<select class="datepicker_newYear" ' +
				'onchange="jQuery.datepicker._selectMonthYear(' + this._id + ', this, \'Y\');" ' +
				'onclick="jQuery.datepicker._clickMonthYear(' + this._id + ');"' +
				(showStatus ? this._addStatus(this._get('yearStatus') || '&#xa0;') : '') + '>';
			for (; year <= endYear; year++) {
				html += '<option value="' + year + '"' +
					(year == drawYear ? ' selected="selected"' : '') +
					'>' + year + '</option>';
			}
			html += '</select>';
		}
		html += '</div>'; // Close datepicker_header
		return html;
	},

	/* Provide code to set and clear the status panel. */
	_addStatus: function(text) {
		return ' onmouseover="jQuery(\'#datepicker_status_' + this._id + '\').html(\'' + text + '\');" ' +
			'onmouseout="jQuery(\'#datepicker_status_' + this._id + '\').html(\'&#xa0;\');"';
	},

	/* Adjust one of the date sub-fields. */
	_adjustDate: function(offset, period) {
		var year = this._selectedYear + (period == 'Y' ? offset : 0);
		var month = this._selectedMonth + (period == 'M' ? offset : 0);
		var day = Math.min(this._selectedDay, this._getDaysInMonth(year, month)) +
			(period == 'D' ? offset : 0);
		var date = new Date(year, month, day);
		// ensure it is within the bounds set
		var minDate = this._getMinMaxDate('min', true);
		var maxDate = this._getMinMaxDate('max');
		date = (minDate && date < minDate ? minDate : date);
		date = (maxDate && date > maxDate ? maxDate : date);
		this._selectedDay = date.getDate();
		this._selectedMonth = date.getMonth();
		this._selectedYear = date.getFullYear();
	},
	
	/* Determine the number of months to show. */
	_getNumberOfMonths: function() {
		var numMonths = this._get('numberOfMonths');
		return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
	},

	/* Determine the current maximum date - ensure no time components are set - may be overridden for a range. */
	_getMinMaxDate: function(minMax, checkRange) {
		var date = this._determineDate(minMax + 'Date', null);
		if (date) {
			date.setHours(0);
			date.setMinutes(0);
			date.setSeconds(0);
			date.setMilliseconds(0);
		}
		return date || (checkRange ? this._rangeStart : null);
	},

	/* Find the number of days in a given month. */
	_getDaysInMonth: function(year, month) {
		return 32 - new Date(year, month, 32).getDate();
	},

	/* Find the day of the week of the first of a month. */
	_getFirstDayOfMonth: function(year, month) {
		return new Date(year, month, 1).getDay();
	},

	/* Determines if we should allow a "next/prev" month display change. */
	_canAdjustMonth: function(offset, curYear, curMonth) {
		var numMonths = this._getNumberOfMonths();
		var date = new Date(curYear, curMonth + (offset < 0 ? offset : numMonths[1]), 1);
		if (offset < 0) {
			date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
		}
		return this._isInRange(date);
	},

	/* Is the given date in the accepted range? */
	_isInRange: function(date) {
		// during range selection, use minimum of selected date and range start
		var newMinDate = (!this._rangeStart ? null :
			new Date(this._selectedYear, this._selectedMonth, this._selectedDay));
		newMinDate = (newMinDate && this._rangeStart < newMinDate ? this._rangeStart : newMinDate);
		var minDate = newMinDate || this._getMinMaxDate('min');
		var maxDate = this._getMinMaxDate('max');
		return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate));
	},
	
	/* Provide the configuration settings for formatting/parsing. */
	_getFormatConfig: function() {
		var shortYearCutoff = this._get('shortYearCutoff');
		shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
			new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
		return {shortYearCutoff: shortYearCutoff,
			dayNamesShort: this._get('dayNamesShort'), dayNames: this._get('dayNames'),
			monthNamesShort: this._get('monthNamesShort'), monthNames: this._get('monthNames')};
	},

	/* Format the given date for display. */
	_formatDate: function(day, month, year) {
		if (!day) {
			this._currentDay = this._selectedDay;
			this._currentMonth = this._selectedMonth;
			this._currentYear = this._selectedYear;
		}
		var date = (day ? (typeof day == 'object' ? day : new Date(year, month, day)) :
			new Date(this._currentYear, this._currentMonth, this._currentDay));
		return $.datepicker.formatDate(this._get('dateFormat'), date, this._getFormatConfig());
	}
});

/* jQuery extend now ignores nulls! */
function extendRemove(target, props) {
	$.extend(target, props);
	for (var name in props) {
		if (props[name] == null) {
			target[name] = null;
		}
	}
	return target;
}

/* Attach the date picker to a jQuery selection.
   @param  settings  object - the new settings to use for this date picker instance (anonymous)
   @return jQuery object - for chaining further calls */
$.fn.attachDatepicker = function(settings) {
	return this.each(function() {
		// check for settings on the control itself - in namespace 'date:'
		var inlineSettings = null;
		for (attrName in $.datepicker._defaults) {
			var attrValue = this.getAttribute('date:' + attrName);
			if (attrValue) {
				inlineSettings = inlineSettings || {};
				try {
					inlineSettings[attrName] = eval(attrValue);
				}
				catch (err) {
					inlineSettings[attrName] = attrValue;
				}
			}
		}
		var nodeName = this.nodeName.toLowerCase();
		if (nodeName == 'input') {
			var instSettings = (inlineSettings ? $.extend($.extend({}, settings || {}),
				inlineSettings || {}) : settings); // clone and customise
			var inst = (inst && !inlineSettings ? inst :
				new DatepickerInstance(instSettings, false));
			$.datepicker._connectDatepicker(this, inst);
		} 
		else if (nodeName == 'div' || nodeName == 'span') {
			var instSettings = $.extend($.extend({}, settings || {}),
				inlineSettings || {}); // clone and customise
			var inst = new DatepickerInstance(instSettings, true);
			$.datepicker._inlineDatepicker(this, inst);
		}
	});
};

/* Detach a datepicker from its control.
   @return jQuery object - for chaining further calls */
$.fn.removeDatepicker = function() {
	var jq = this.each(function() {
		var $this = $(this);
		var nodeName = this.nodeName.toLowerCase();
		var calId = this._calId;
		this._calId = null;
		if (nodeName == 'input') {
			$this.siblings('.datepicker_append').replaceWith('');
			$this.siblings('.datepicker_trigger').replaceWith('');
			$this.removeClass($.datepicker.markerClassName).
				unbind('focus', $.datepicker.showFor).
				unbind('keydown', $.datepicker._doKeyDown).
				unbind('keypress', $.datepicker._doKeyPress);
			var wrapper = $this.parents('.datepicker_wrap');
			if (wrapper) {
				wrapper.replaceWith(wrapper.html());
			}
		} 
		else if (nodeName == 'div' || nodeName == 'span') {
			$this.removeClass($.datepicker.markerClassName).empty();
		}
		if ($('input[_calId=' + calId + ']').length == 0) {
			// clean up if last for this ID
			$.datepicker._inst[calId] = null;
		}
	});
	if ($('input.hasDatepicker').length == 0) {
		// clean up if last input 
		$.datepicker._datepickerDiv.replaceWith('');
	}
	return jq;
};

/* Enable the date picker to a jQuery selection.
   @return jQuery object - for chaining further calls */
$.fn.enableDatepicker = function() {
	return this.each(function() {
		this.disabled = false;
		$(this).siblings('button.datepicker_trigger').each(function() { this.disabled = false; });
		$(this).siblings('img.datepicker_trigger').css({opacity: '1.0', cursor: ''});
		var $this = this;
		$.datepicker._disabledInputs = $.map($.datepicker._disabledInputs,
			function(value) { return (value == $this ? null : value); }); // delete entry
	});
};

/* Disable the date picker to a jQuery selection.
   @return jQuery object - for chaining further calls */
$.fn.disableDatepicker = function() {
	return this.each(function() {
		this.disabled = true;
		$(this).siblings('button.datepicker_trigger').each(function() { this.disabled = true; });
		$(this).siblings('img.datepicker_trigger').css({opacity: '0.5', cursor: 'default'});
		var $this = this;
		$.datepicker._disabledInputs = $.map($.datepicker._disabledInputs,
			function(value) { return (value == $this ? null : value); }); // delete entry
		$.datepicker._disabledInputs[$.datepicker._disabledInputs.length] = this;
	});
};

/* Is the first field in a jQuery collection disabled as a datepicker?
   @return boolean - true if disabled, false if enabled */
$.fn.isDisabledDatepicker = function() {
	if (this.length == 0) {
		return false;
	}
	for (var i = 0; i < $.datepicker._disabledInputs.length; i++) {
		if ($.datepicker._disabledInputs[i] == this[0]) {
			return true;
		}
	}
	return false;
};

/* Update the settings for a date picker attached to an input field or division.
   @param  name   string - the name of the setting to change
				  object - the new settings to update
   @param  value  any - the new value for the setting (omit if above is a map)
   @return jQuery object - for chaining further calls */
$.fn.changeDatepicker = function(name, value) {
	var settings = name || {};
	if (typeof name == 'string') {
		settings = {};
		settings[name] = value;
	}
	return this.each(function() {
		var inst = $.datepicker._getInst(this._calId);
		if (inst) {
			extendRemove(inst._settings, settings);
			$.datepicker._updateDatepicker(inst);
		}
	});
};

/* Show the date picker attached to the first entry in a jQuery selection.
   @return jQuery object - for chaining further calls */
$.fn.showDatepicker = function() {
	$.datepicker.showFor(this);
	return this;
};

/* Set the dates for a jQuery selection.
   @param  date     Date - the new date
   @param  endDate  Date - the new end date for a range (optional)
   @return jQuery object - for chaining further calls */
$.fn.setDatepickerDate = function(date, endDate) {
	return this.each(function() {
		var inst = $.datepicker._getInst(this._calId);
		if (inst) {
			inst._setDate(date, endDate);
			$.datepicker._updateDatepicker(inst);
		}
	});
};

/* Get the date(s) for the first entry in a jQuery selection.
   @return Date - the current date or
		   Date[2] - the current dates for a range*/
$.fn.getDatepickerDate = function() {
	var inst = (this.length > 0 ? $.datepicker._getInst(this[0]._calId) : null);
	return (inst ? inst._getDate() : null);
};
	
/* Initialise the date picker. */
$(document).ready(function() {
	$.datepicker = new Datepicker(); // singleton instance
	$(document.body).append($.datepicker._datepickerDiv).
		mousedown($.datepicker._checkExternalClick);
});

})(jQuery);

/*******************************************************
 * Jquery-calendar                                     *
 * Last Uptade: 2008/07/18                             *
 *******************************************************/

// sets a dropdown to a specific value
function setDropDownValue(dd, val) {
	for ( var i = 0; i < dd.options.length; i++ ) {
		if ( dd.options[i].value == val ) {
			dd.options[i].selected = true;
			return;
		}
	}
	dd.options[dd.options.length-1].selected = true;
}

// sets a group of date dropdowns to the value of the hidden textbox specified by ID
function setDateDropDowns(id, dayControlLevel, minDiff) {
	// If the minDiff is undefined then it's set to 0.
	minDiff = (minDiff === undefined) ? minDateDiff : minDiff;
	
	dateTextBox = document.getElementById(id);
	if(dateTextBox == null){
		return;
	}
	
	ddDay = document.getElementById(id + '_day');
	ddMonth = document.getElementById(id + '_month');
	//ddYear = document.getElementById(id + '_year');
	
	ddMonth.parentNode.removeChild(ddDay);

	date = dateTextBox.value.split("/");
	
	var daysNum = 31;
	if(date[1] == 4 || date[1] == 6 || date[1] == 9 || date[1] == 11) daysNum = 30;
	if(date[1] == 2) daysNum = 28;
	if(date[1] == 2 && date[2] % 4 == 0) daysNum = 29;
	
	var begin = 1;
	var today = new Date();
	var currYear = today.getFullYear();
	var currMonth = today.getMonth()+1;
	var currDay = today.getDate();
	currMonth = (currMonth<10?'0'+currMonth:currMonth);
	
	if(currYear == date[2] && currMonth == date[1] && id != 'daterappel') begin = currDay + minDiff;
	else if(id == 'daterappel') begin = currDay;
	if (dayControlLevel == 0) begin=1;
	if (currYear == date[2] && currMonth == date[1] && dayControlLevel == 3) {
		var today_temp = new Date();
		today_temp.setDate(today_temp.getDate() + 3);
		var currYear = today_temp.getFullYear();
		var currMonth = today_temp.getMonth()+1;
		var currDay = today_temp.getDate();
		currMonth = (currMonth<10?'0'+currMonth:currMonth);
		begin = currDay + minDiff;
	}
	
	/*if (dayControlLevel == 4) {
		var today_temp = new Date();
		today_temp.setDate(today_temp.getDate());
		var currYear = today_temp.getFullYear();
		var currMonth = today_temp.getMonth()+1;
		var currDay = today_temp.getDate();
		currMonth = (currMonth<10?'0'+currMonth:currMonth);
		if( date[1] == currMonth ) {
			begin=currDay;
			//if (currDay+3 <= daysNum) daysNum=currDay+3;
		}
		else {
			
			var daysNumRef = 31;
			if(currMonth == 4 || currMonth == 6 || currMonth == 9 || currMonth == 11) daysNumRef = 30;
			if(currMonth == 2) daysNumRef = 28;
			if(currMonth == 2 && currMonth % 4 == 0) daysNumRef = 29;
			var daysNb = 3 -(daysNumRef-currDay);
			alert(daysNb); 
			begin=1;
			daysNum=daysNb;
		}
	}  */  

	var daydropdown = '<select id="'+id+'_day">';

//	var daydropdown = '<select id="'+id+'_day" class="picker_day" name="day">';
	for(var d=begin;d<=daysNum;d++) daydropdown += '<option value="'+(d<10?'0'+d:d)+'">'+d+'</option>';
	daydropdown += '</select>';
	
	var div = document.createElement('div');
	div.innerHTML = daydropdown;
	ddDay = div.firstChild.cloneNode(true);
	  
	ddMonth.parentNode.insertBefore(ddDay, ddMonth);

	setDropDownValue(ddDay, date[0]);
	setDropDownValue(ddMonth, date[2]+'_'+date[1]);
	//setDropDownValue(ddYear, date[2]);
	$('#'+id+'_day').bind('change', function() { 
	   
		
		setDateTextBox(id); 

		rappelTelephonique = document.getElementById('rappel_telephonique');		
		if ( rappelTelephonique != null ) {			
			rappelTelephoniqueEtat = rappelTelephonique.value;			
			if ( rappelTelephoniqueEtat == 1 ) phoneRecall.recall(dateTextBox.value);
		}
	});
}

var minDateDiff = 4;

// sets the value of the hidden textbox according to the date dropdowns
function setDateTextBox(id) {
	dateTextBox = document.getElementById(id);
	if(dateTextBox == null){
		return;
	}
	
	ddDay = document.getElementById(id + '_day');
	ddMonth = document.getElementById(id + '_month');
	//ddYear = document.getElementById(id + '_year');
	
	yearmonth = ddMonth.value.split("_");    
	
	dateTextBox.value = ddDay.value + '/' + yearmonth[1] + '/' + yearmonth[0];
	venteLoisirEnLigne = document.getElementById('vel_loisir');
   
	if( venteLoisirEnLigne != null ) {
		
		venteLoisirEnLigneEtat = venteLoisirEnLigne.value;
		
		if ( venteLoisirEnLigneEtat == 1 ) {		
			// On récupère le type de date 'datedepart' ou 'dateretour'
			dateSession = id.split("_");
			// On appelle en Ajax la mise en session de la nouvelle date
			setDateEnSession( dateSession[1],dateSession[0] );
		}
	}

	rappelTelephonique = document.getElementById('rappel_telephonique');
	
	if (rappelTelephonique != null) {
		
		rappelTelephoniqueEtat = rappelTelephonique.value;
		
		if ( rappelTelephoniqueEtat == 1 ) phoneRecall.recall(dateTextBox.value);
	}
	//TV 25/10/2010. Validate if Date de départ > Date de retour
	//PJ 16/11/2010. Validate if Date de départ > Date de retour
	validateDate($(dateTextBox).attr('id'), $(dateTextBox).parents('form').find('.date-picker-dp'));
}

$(document).ready(function() {
	
	if ($("#wrap.en").length > 0) {
		$.datepicker.regional['en'] = {
			clearText: '', currentText: ''
		};
	}
	if ($("#wrap.en").length > 0) {
		$.datepicker.setDefaults($.datepicker.regional['en']);
	}
	if ($("#wrap.fr").length > 0) {
	$.datepicker.regional['fr'] = {
		clearText: '', closeText: 'Fermer',
		prevText: '&lt;Pr&eacute;c', nextText: 'Suiv&gt;', currentText: '',
		dayNamesMin: ['Di','Lu','Ma','Me','Je','Ve','Sa'],
		dayNames: ['Dimanche','Lundi','Mardi','Mercredi','Jeudi','Vendredi','Samedi'],
		monthNames: ['Janvier','F&eacute;vrier','Mars','Avril','Mai','Juin',
		'Juillet','Ao&ucirc;t','Septembre','Octobre','Novembre','D&eacute;cembre'],
			monthNamesShort: ['Jan','F&eacute;v','Mar','Avr','Mai','Juin',
			'Juil','Ao&ucirc;','Sep','Oct','Nov','D&eacute;c']
	};
	$.datepicker.setDefaults($.datepicker.regional['fr']);
	}
	if ($("#wrap.it").length > 0) {
	$.datepicker.regional['it'] = {
		clearText: '', closeText: 'Chiudi',
		prevText: '&lt;Prec', nextText: 'Succ&gt;', currentText: '',
		dayNamesMin: ['Do','Lu','Ma','Me','Gio','Ve','Sa'],
		dayNames: ['Domenica','Luned&#236','Marted&#236','Mercoled&#236','Gioved&#236','Venerd&#236','Sabato'],
		monthNames: ['Gennaio','Febbraio','Marzo','Aprile','Maggio','Giugno',
		'Luglio','Agosto','Settembre','Ottobre','Novembre','Dicembre'],
		monthNamesShort: ['Gen','Feb','Mar','Apr','Mag','Giu','Lug','Ago','Set','Ott','Nov','Dic']
	};
	$.datepicker.setDefaults($.datepicker.regional['it']);
	}
	if ($("#wrap.es").length > 0) {
	$.datepicker.regional['es'] = {
		clearText: '', closeText: 'Cerrar',
		prevText: '&lt;Ant', nextText: 'Sig&gt;', currentText: '',
		dayNamesMin: ['Do','Lu','Ma','Mi','Ju','Vi','S&aacute;'],
		dayNames: ['Domingo','Lunes','Martes','Mi&eacute;rcoles','Jueves','Viernes','S&aacute;dabo'],
		monthNames: ['Enero','Febrero','Marzo','Abril','Mayo','Junio',
		'Julio','Agosto','Septiembre','Octubre','Noviembre','Diciembre'],
		monthNamesShort: ['Ene','Feb','Mar','Abr','May','Jun','Jul','Ago','Sep','Oct','Nov','Dic']
	};
	$.datepicker.setDefaults($.datepicker.regional['es']);
	}

	$(".date-picker").attachDatepicker({
		minDate: 0,
		maxDate: 551,
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
                buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
		buttonText: 'Calendrier',
		firstDay: 1
	});
	$(".date-picker-voyage").attachDatepicker({
		minDate: 4,
		maxDate: 551,
		defaultDate: '+4',
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
        buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
		buttonText: 'Calendrier',
		firstDay: 1,
		onSelect: function(date){
			funAllParameters();
		}
	});

	$(".date-picker-recherche-voyage-hp").attachDatepicker({
		minDate: 3,
		maxDate: 551,
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
                buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
		buttonText: 'Calendrier',
		firstDay: 1,
        onSelect: function(date){
            var m = date.match(/^(\d{1,2})\/(\d{1,2})\/(\d{4})$/);
            d = new Date(m[3],m[2]-1,m[1]);
            var dayNames = ['Dim','Lun','Mar','Mer','Jeu','Ven','Sam'];
            if ($("#wrap.it").length > 0) {
               var dayNames = ['Dom','Lun','Mar','Mer','Gio','Ven','Sab'];
            }
            if ($("#wrap.es").length > 0) {
                var dayNames = ['Dom', 'Lun','Mar','Mi&eacute;','Jue','Vie','S&aacute;b'];
            }
            $('#datedepart_dayname').text(dayNames[d.getDay()]);
        }
	});

	$(".date-picker-moteur-vol").attachDatepicker({
		minDate: 3,
		maxDate: 551,
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
                buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
		buttonText: 'Calendrier',
		firstDay: 1
	});

	$(".date-picker-agenda-list").attachDatepicker({
		minDate: -365,
		maxDate: 551,
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
        buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
		buttonText: 'Calendrier',
		firstDay: 1
	});

	$(".date-picker-normal").attachDatepicker({
			minDate: 0,
			maxDate: 551,
			dateFormat: 'dd/mm/yy',
			showOn: 'both',
			closeAtTop: false,
			buttonImageOnly: true,
			buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
			buttonText: 'Calendrier',
			firstDay: 1
		});
	
	$(".date-picker-factura").attachDatepicker({
		minDate: -365,
		maxDate: 0,
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
        buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
		buttonText: 'Calendrier',
		firstDay: 1
	});
	
	$(".date-picker-dp").attachDatepicker({  
		minDate: 3,
		maxDate: 330,
		dateFormat: 'dd/mm/yy',
		showOn: 'both',
		closeAtTop: false,
		buttonImageOnly: true,
        buttonImage: 'theme_front/theme_front_1/image/dynamic_packaging/calendar.png',
		buttonText: 'Calendrier',
		firstDay: 1,
		onSelect: function(date){
			funAllParameters();
		   // validateDate($(this).attr('id'), $(this).parents('form').find('.date-picker-dp'));
		}
	});

//    var today = new Date();

	// calendar image shows pointer cursor
	$("img.datepicker_trigger").each( function(i) { this.style.cursor = "pointer"; } );
	
	// create dropdowns for each date-picker text box
	$("input.date-picker, input.date-picker-dp, input.date-picker-voyage, input.date-picker-recall, input.date-picker-agenda-list, input.date-picker-moteur-vol, input.date-picker-recherche-voyage-hp").each( function(i) {
	
		var THIS = this;
		
		var id = this.id; 
		
		var className = this.className;
		
		var dayControlLevel = 4;
		
		if (className.match("date-picker-moteur-vol") != null) {
			dayControlLevel = 4;
		}
		
		if (className.match("date-picker-recherche-voyage-hp") != null) {
			dayControlLevel = 4;
		}
		
		if (className.match("date-picker-agenda-list") != null) {
			dayControlLevel = 0;
		}
		
	   /* if (className.match("date-picker-voyage") != null) {
			dayControlLevel = 4;
		}   */
		
		if (className.match("date-picker-recall") != null) {
			dayControlLevel = 4;
		}

		if (className.match("date-picker-dp") != null) {
			dayControlLevel = 4;
		}
		
		// new div for dropdowns
		var div = document.createElement('div');
		div.style.display = "inline";
		
		// hide date-picker text box
		this.style.border = "0px white";
		this.style.width = "0px";
		this.style.color = "transparent";
		this.style.backgroundColor = "transparent";
		
		var today = new Date();
		var date2 = new Date();
		
		
		// generate days
		var daydropdown = '<select id="'+id+'_day" name="day" class="picker_day" >';
		
		if (className.match("date-picker-voyage") != null){
			var date_value_txt = this.value;
			if(date_value_txt != ''){
			var date_value_array = date_value_txt.split('-');
			var date_value = new Date();
			date_value.setFullYear(parseInt(date_value_array[0]), parseInt(date_value_array[1] - 1), parseInt(date_value_array[2]));
			date2 = date_value;
			} else{
				date2.setDate(today.getDate() + 4);
			}
		}        
		
		//for(var d=1;d<32;d++) daydropdown += '<option value="'+(d<10?'0'+d:d)+'"'+(date2.getDate()==d?' selected="selected"':'')+'>'+d+'</option>';
		for(var d=1;d<32;d++) daydropdown += '<option value="'+(d<10?'0'+d:d)+'">'+d+'</option>';
		daydropdown += '</select>';
		
		// generate months
		var monthdropdown = '<select id="'+id+'_month" name="month" class="picker_month">';
		
		
		
		var limitDate = new Date();
		var nbMonth = 0;
		if (className.match("date-picker-recall") != null) {
			limitDate.setDate(limitDate.getDate() + 3);
			if( today.getMonth() !==  limitDate.getMonth() ) {
				nbMonth = 2;
			}
			else {
				nbMonth = 1;
			}
		}	
		else {
			nbMonth = 11;
		}
		/*if (className.match("date-picker-voyage") != null)
		limitDate.setDate(limitDate.getDate() + 4);    */

		if (className.match("date-picker-agenda-list") != null) {
			today.setMonth(today.getMonth() - 12);
		}		
		var currYear = today.getFullYear();
		var currMonth = today.getMonth();
		for(var m=0;m<nbMonth;m++) {
			var monthvar = new Date();
			monthvar.setFullYear(currYear+(m+currMonth)/12, (m+currMonth)%12, 1);
			var monthname = $.datepicker.formatDate('M', monthvar);
			var cm = monthvar.getMonth()+1;
			var cy = monthvar.getFullYear();
			//monthdropdown += '<option value="'+cy+'_'+(cm<10?'0'+cm:cm)+'" '+(date2.getMonth()==monthvar.getMonth()&&monthvar.getYear()==date2.getYear()?'selected="true"':'')+'>'+ monthname + ' ' + cy +'</option>';
			monthdropdown += '<option value="'+cy+'_'+(cm<10?'0'+cm:cm)+'" >'+ monthname + ' ' + cy +'</option>'; 
		}
		monthdropdown += '</select>';

//		generate years (current and next)
//		var yeardropdown = '<select id="'+id+'_year">';
//		for(var y=0;y<2;y++) yeardropdown += '<option value="'+(currYear+y)+'">'+(currYear+y)+'</option>';
//		yeardropdown += '</select>';

		// put dropdowns into the div
		div.innerHTML = daydropdown + monthdropdown;
		// insert div before hidden textbox
		this.parentNode.insertBefore(div, this);
		
		// set onchange event for hidden textbox to update dropdowns
		$(THIS).bind('change', function() {
			if (className.match("date-picker-voyage") == null){
				setDateDropDowns($(THIS).attr('id'), dayControlLevel);
			} else {
				setDateDropDowns2(THIS, 4);
			}
		});
		
		// set onchange events for dropdowns to update hidden textbox
		//$('#'+id+'_day').bind('change', function() { alert('here'); setDateTextBox(id); alert('gone');} );
		$('.picker_day').bind('change', function() {setDateTextBox(id);});
		//$('#'+id+'_month').bind('change', function() { 
		$('.picker_month').bind('change', function() { 
			if (className.match("date-picker-voyage") != null) {
				setDateDropDowns2(THIS, 3);
			}else{
			dayControlLevel = 1;
			if (className.match("date-picker-moteur-vol") != null) {
				dayControlLevel = 3;
			}
			if (className.match("date-picker-recherche-voyage-hp") != null) {
				dayControlLevel = 3;
			}
			if (className.match("date-picker-agenda-list") != null) {
				dayControlLevel = 0;
			}
			if (className.match("date-picker-recall") != null) {
				dayControlLevel = 4;
			}
			setDateTextBox(id);
			setDateDropDowns(id, dayControlLevel);
			setDateTextBox(id);
			
			rappelTelephonique = document.getElementById('rappel_telephonique');		
			if ( rappelTelephonique != null ) {			
				rappelTelephoniqueEtat = rappelTelephonique.value;			
				if ( rappelTelephoniqueEtat == 1 ) phoneRecall.recall(dateTextBox.value);
			}
			}
			setDateTextBox(id);
		});
		//$('#'+id+'_year').bind('change', function() { setDateTextBox(id); setDateDropDowns(id); setDateTextBox(id); } );

		// set initial value for dropdowns
		if (className.match("date-picker-voyage") == null)
		setDateDropDowns(id, dayControlLevel, minDateDiff);
		else{
			setDateDropDowns2(this, 4); 
			setDateTextBox(id); 
			this.refreshDate = function(){
				setDateDropDowns2(THIS, 3);
				setDateTextBox(id);
			};
			this.setDateFromDropDowns = function(){
				setDateTextBox(id);    
			};
		}
		 
	});	
});
 
var setDateDropDowns2 = function (object, referenceDay){
	//Id of the datepicker tag element
	var id = object.id;
	var min = 4;
	var day_select = $('#'+id+'_day',$(object).parent());
	var month_select = $('#'+id+'_month',$(object).parent());
	var today = new Date();

	//Value of the selected month_year option

	var monthYearField = month_select.val();
	var monthYearFieldParts = monthYearField.split('_');
	//Currently selected month in the dropdown
	var selectedMonth = monthYearFieldParts[1] - 1;
	//Currently selected year in the dropdown
	var selectedYear = monthYearFieldParts[0];
	//Currently selected day in the dropdown
	var preSelectedDay = day_select.val();
	
	var dateArray = object.value.split('/');
	
	//Day in element value
	var dateDay = dateArray[0];
	//Month in element value 
	var dateMonth = dateArray[1];
	//Year in element value 
	var dateYear = dateArray[2];
	//Days in the currently selected month
	var daysInSelectedMonth = daysInMonth(selectedMonth,selectedYear);

	//If we need to use the month from the value
	if(referenceDay != 3){
		jQuery.each(month_select.get(0).options, function(i,val){
			if(val.value == dateYear+'_'+dateMonth){
				month_select.get(0).selectedIndex = i;    
			}   
		});
	}
	
	day_select.html('');

	//calculating the start day of the dropdown using the min and if the current month are year are selected
	if(referenceDay != 3 && object.value != ''){
	   selectedMonth =  dateMonth - 1;
	   selectedYear = dateYear;
	}
	start = (selectedMonth==today.getMonth() && selectedYear==today.getFullYear())?(min + today.getDate()):1;
	var dateStart = new Date();
	dateStart.setDate(start);
	
	if(start != 1 && (today.getMonth() == dateStart.getMonth() - 1 || (today.getMonth() == 11 && dateStart.getMonth() == 0))){
		month_select.get(0).remove(0);  
	}
	
	//if the current day is greater than the number of days in the month, use the days in the month
	if(dateDay > daysInSelectedMonth) dateDay = daysInSelectedMonth;
	
	for(i=dateStart.getDate(); i <= daysInSelectedMonth; i++){ 
		option = document.createElement('option');
		setText(option,i);    
        if(i > 9)
		option.value = i;
        else
            option.value = '0' + i;    
		if(dateDay == i){
			option.selected = 'selected';
		}
		day_select.get(0).appendChild(option);   
	}
  
};

function daysInMonth(iMonth, iYear)
{
	return 32 - new Date(iYear, iMonth, 32).getDate();
}

//MAKING A BETTER WAY TO INSERT TEXT IN A OPTION
function setText(option, text){
	if ( typeof(option.innerText) != 'undefined' ) {
		option.innerText = text;
	}
	else {
		option.text = text;
	}        
};

function convertToDatePicker(element){

	$(element).attachDatepicker({
			minDate: 0,
			maxDate: 551,
			dateFormat: 'dd/mm/yy',
			showOn: 'both',
			closeAtTop: false,
			buttonImageOnly: true,
			buttonImage: '/theme_front/theme_front_1/image/contenu/icon-calendar.gif',
			buttonText: 'Calendrier',
			firstDay: 1
		});
		
	$(element).css("width",75);

}
	
/*  Author: Teofilo Vizcaino
	Date: 22/10/2010
	Validates if selected date_depart date is greather than date_arrive selected date.
	If this is true, then we move the date_arrive date as many days far from date_depart
	as the variable datesOfsset is setted
	@param  date  string - A string that represents date_depart date in format dd/mm/yy
	@param  updateDropDowns  boolean- Tells the function to update the dropdowns values.
									  this is needed when we make the validation from the
									  date picker, because the dropdowns are not updated
									  automatically when we the validation from there.  
	@return nothing */
	   
function validateDate(activeElement, fields) {
	try {
		var controllDate = new Date(new Date().getTime() + (86400000 * 3));
		var departDate;
		var arriveDate;

		$.each(fields, function(index, value) {
			if ($(value).attr('id').toLowerCase().search('depart') >= 0) {
				departDate = $(value);
			} else if ($(value).attr('id').toLowerCase().search('arrive') >= 0) {
				arriveDate = $(value);
			}
		});
		
		var inverse = false;
		
		if($.datepicker.parseDate('dd/mm/yy',$(departDate).val()) >= $.datepicker.parseDate('dd/mm/yy',$(arriveDate).val())){
			var datesOfsset  = 7; //Sets the number of days to offset date_arrive when date_depar is greater
			
			if (activeElement.toLowerCase().search('arrive') >= 0) {
				datesOfsset = datesOfsset * -1;
				inverse = true;
			}
			
			if (!inverse) {
				var datePlusSeven = new Date($.datepicker.parseDate('dd/mm/yy', $(departDate).val()).getTime() + (86400000 * datesOfsset)); //date + datesOfsset
			} else {
				var datePlusSeven = new Date($.datepicker.parseDate('dd/mm/yy', $(arriveDate).val()).getTime() + (86400000 * datesOfsset)); //date arrove - datesOfsset
				
				if (datePlusSeven < controllDate) {
					datePlusSeven = controllDate;
				}
			}
			
			//Split datePlusSeven variable to make a string whith format dd/mm/yy
			curr_date = datePlusSeven.getDate(); 
			if(curr_date < 10) curr_date = '0' + curr_date;
			var curr_month = datePlusSeven.getMonth();
			curr_month++;
			if(curr_month < 10) curr_month = '0' + curr_month;
			var curr_year = datePlusSeven.getFullYear();
			var newdate = curr_date + "/" + curr_month + "/" + curr_year; //This is our string whith format dd/mm/yy                  

			if (!inverse) {
				//Update date_arrive datepicker
				$(arriveDate).val(newdate); 
				$(arriveDate).attachDatepicker();
			} else {
				//Update date_arrive datepicker
				$(departDate).val(newdate); 
				$(departDate).attachDatepicker();
			}
		}

		//Update drowdowns
		setDateDropDowns($(arriveDate).attr('id'), 1);
		setDateDropDowns($(departDate).attr('id'), 1);
	} catch(err) {
		return false;
	}
}
