/***********************************************
	 Fool-Proof Date Input Script with DHTML Calendar
	 by Jason Moon - calendar@moonscript.com
	 ************************************************/
	
	// Customizable variables
	var DefaultDateFormat = 'MM/DD/YYYY'; // If no date format is supplied, this will be used instead
	var HideWait = 1; // Number of seconds before the calendar will disappear
	var Y2kPivotPoint = 76; // 2-digit years before this point will be created in the 21st century
	var UnselectedMonthText = ''; // Text to display in the 1st month list item when the date isn't required
	var FontSize = 11; // In pixels
	var FontFamily = 'Tahoma';
	var CellWidth = 18;
	var CellHeight = 16;
	var ImageURL = '../images/calendar.jpg';
	var NextURL = '../images/next.gif';
	var PrevURL = '../images/prev.gif';
	var CalBGColor = 'white';
	var TopRowBGColor = 'buttonface';
	var DayBGColor = 'lightgrey';
	
	// Global variables
	var ZCounter = 100;
	var Today = new Date();
	var WeekDays = new Array('S','M','T','W','T','F','S');
	var MonthDays = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
	var MonthNames = new Array('January','February','March','April','May','June','July','August','September','October','November','December');
	
	// Write out the stylesheet definition for the calendar
	with (document) {
		 writeln('<style>');
		 writeln('td.calendarDateInput {letter-spacing:normal;line-height:normal;font-family:' + FontFamily + ',Sans-Serif;font-size:' + FontSize + 'px;}');
		 writeln('select.calendarDateInput {letter-spacing:.06em;font-family:Verdana,Sans-Serif;font-size:11px;}');
		 writeln('input.calendarDateInput {letter-spacing:.06em;font-family:Verdana,Sans-Serif;font-size:11px;}');
		 writeln('</style>');
	}
	
	// Only allows certain keys to be used in the date field
	function YearDigitsOnly(e) {
		 var KeyCode = (e.keyCode) ? e.keyCode : e.which;
		 return ((KeyCode == 8) // backspace
					|| (KeyCode == 9) // tab
					|| (KeyCode == 37) // left arrow
					|| (KeyCode == 39) // right arrow
					|| (KeyCode == 46) // delete
					|| ((KeyCode > 47) && (KeyCode < 58)) // 0 - 9
		 );
	}
	
	// Gets the absolute pixel position of the supplied element
	function GetTagPixels(StartTag, Direction) {
		 var PixelAmt = (Direction == 'LEFT') ? StartTag.offsetLeft : StartTag.offsetTop;
		 while ((StartTag.tagName != 'BODY') && (StartTag.tagName != 'HTML')) {
				StartTag = StartTag.offsetParent;
				PixelAmt += (Direction == 'LEFT') ? StartTag.offsetLeft : StartTag.offsetTop;
		 }
		 return PixelAmt;
	}
	
	// Is the specified select-list behind the calendar?
	function BehindCal(SelectList, CalLeftX, CalRightX, CalTopY, CalBottomY, ListTopY) {
		 var ListLeftX = GetTagPixels(SelectList, 'LEFT');
		 var ListRightX = ListLeftX + SelectList.offsetWidth;
		 var ListBottomY = ListTopY + SelectList.offsetHeight;
		 return (((ListTopY < CalBottomY) && (ListBottomY > CalTopY)) && ((ListLeftX < CalRightX) && (ListRightX > CalLeftX)));
	}
	
	// For IE, hides any select-lists that are behind the calendar
	function FixSelectLists(Over) {
		 if (navigator.appName == 'Microsoft Internet Explorer') {
				var CalDiv = this.getCalendar();
				var CalLeftX = CalDiv.offsetLeft;
				var CalRightX = CalLeftX + CalDiv.offsetWidth;
				var CalTopY = CalDiv.offsetTop;
				var CalBottomY = CalTopY + (CellHeight * 9);
				var FoundCalInput = false;
				formLoop :
				for (var j=this.formNumber;j<document.forms.length;j++) {
					 for (var i=0;i<document.forms[j].elements.length;i++) {
							if (typeof document.forms[j].elements[i].type == 'string') {
								 if ((document.forms[j].elements[i].type == 'hidden') && (document.forms[j].elements[i].name == this.hiddenFieldName)) {
										FoundCalInput = true;
										i += 3; // 3 elements between the 1st hidden field and the last year input field
								 }
								 if (FoundCalInput) {
										if (document.forms[j].elements[i].type.substr(0,6) == 'select') {
											 ListTopY = GetTagPixels(document.forms[j].elements[i], 'TOP');
											 if (ListTopY < CalBottomY) {
													if (BehindCal(document.forms[j].elements[i], CalLeftX, CalRightX, CalTopY, CalBottomY, ListTopY)) {
														 document.forms[j].elements[i].style.visibility = (Over) ? 'hidden' : 'visible';
													}
											 }
											 else break formLoop;
										}
								 }
							}
					 }
				}
		 }
	}
	
	// Displays a message in the status bar when hovering over the calendar days
	function DayCellHover(Cell, Over, Color, HoveredDay) {
		 Cell.style.backgroundColor = (Over) ? DayBGColor : Color;
		 if (Over) {
				if ((this.yearValue == Today.getFullYear()) && (this.monthIndex == Today.getMonth()) && (HoveredDay == Today.getDate())) self.status = 'Click to select today';
				else {
					 var Suffix = HoveredDay.toString();
					 switch (Suffix.substr(Suffix.length - 1, 1)) {
							case '1' : Suffix += (HoveredDay == 11) ? 'th' : 'st'; break;
							case '2' : Suffix += (HoveredDay == 12) ? 'th' : 'nd'; break;
							case '3' : Suffix += (HoveredDay == 13) ? 'th' : 'rd'; break;
							default : Suffix += 'th'; break;
					 }
					 self.status = 'Click to select ' + this.monthName + ' ' + Suffix;
				}
		 }
		 else self.status = '';
		 return true;
	}
	
	// Sets the form elements after a day has been picked from the calendar
	function PickDisplayDay(ClickedDay) {
		 this.show();
		 var MonthList = this.getMonthList();
		 var DayList = this.getDayList();
		 var YearField = this.getYearField();
		 FixDayList(DayList, GetDayCount(this.displayed.yearValue, this.displayed.monthIndex));
		 // Select the month and day in the lists
		 for (var i=0;i<MonthList.length;i++) {
				if (MonthList.options[i].value == this.displayed.monthIndex) MonthList.options[i].selected = true;
		 }
		 for (var j=1;j<=DayList.length;j++) {
				if (j == ClickedDay) DayList.options[j-1].selected = true;
		 }
		 this.setPicked(this.displayed.yearValue, this.displayed.monthIndex, ClickedDay);
		 // Change the year, if necessary
		 YearField.value = this.picked.yearPad;
		 YearField.defaultValue = YearField.value;
	}
	
	// Builds the HTML for the calendar days
	function BuildCalendarDays() {
		 var Rows = 5;
		 if (((this.displayed.dayCount == 31) && (this.displayed.firstDay > 4)) || ((this.displayed.dayCount == 30) && (this.displayed.firstDay == 6))) Rows = 6;
		 else if ((this.displayed.dayCount == 28) && (this.displayed.firstDay == 0)) Rows = 4;
		 var HTML = '<table width="' + (CellWidth * 7) + '" cellspacing="0" cellpadding="1" style="cursor:default">';
		 for (var j=0;j<Rows;j++) {
				HTML += '<tr>';
				for (var i=1;i<=7;i++) {
					 Day = (j * 7) + (i - this.displayed.firstDay);
					 if ((Day >= 1) && (Day <= this.displayed.dayCount)) {
							if ((this.displayed.yearValue == this.picked.yearValue) && (this.displayed.monthIndex == this.picked.monthIndex) && (Day == this.picked.day)) {
								 TextStyle = 'color:white;font-weight:bold;'
								 BackColor = DayBGColor;
							}
							else {
								 TextStyle = 'color:black;'
								 BackColor = CalBGColor;
							}
							if ((this.displayed.yearValue == Today.getFullYear()) && (this.displayed.monthIndex == Today.getMonth()) && (Day == Today.getDate())) TextStyle += 'border:1px solid darkred;padding:0px;';
							HTML += '<td align="center" class="calendarDateInput" style="cursor:default;height:' + CellHeight + ';width:' + CellWidth + ';' + TextStyle + ';background-color:' + BackColor + '" onClick="' + this.objName + '.pickDay(' + Day + ')" onMouseOver="return ' + this.objName + '.displayed.dayHover(this,true,\'' + BackColor + '\',' + Day + ')" onMouseOut="return ' + this.objName + '.displayed.dayHover(this,false,\'' + BackColor + '\')">' + Day + '</td>';
					 }
					 else HTML += '<td class="calendarDateInput" style="height:' + CellHeight + '">&nbsp;</td>';
				}
				HTML += '</tr>';
		 }
		 return HTML += '</table>';
	}
	
	// Determines which century to use (20th or 21st) when dealing with 2-digit years
	function GetGoodYear(YearDigits) {
		 if (YearDigits.length == 4) return YearDigits;
		 else {
				var Millennium = (YearDigits < Y2kPivotPoint) ? 2000 : 1900;
				return Millennium + parseInt(YearDigits,10);
		 }
	}
	
	// Returns the number of days in a month (handles leap-years)
	function GetDayCount(SomeYear, SomeMonth) {
		 return ((SomeMonth == 1) && ((SomeYear % 400 == 0) || ((SomeYear % 4 == 0) && (SomeYear % 100 != 0)))) ? 29 : MonthDays[SomeMonth];
	}
	
	// Highlights the buttons
	function VirtualButton(Cell, ButtonDown) {
		 if (ButtonDown) {
				Cell.style.borderLeft = 'buttonshadow 1px solid';
				Cell.style.borderTop = 'buttonshadow 1px solid';
				Cell.style.borderBottom = 'buttonhighlight 1px solid';
				Cell.style.borderRight = 'buttonhighlight 1px solid';
		 }
		 else {
				Cell.style.borderLeft = 'buttonhighlight 1px solid';
				Cell.style.borderTop = 'buttonhighlight 1px solid';
				Cell.style.borderBottom = 'buttonshadow 1px solid';
				Cell.style.borderRight = 'buttonshadow 1px solid';
		 }
	}
	
	// Mouse-over for the previous/next month buttons
	function NeighborHover(Cell, Over, DateObj) {
		 if (Over) {
				VirtualButton(Cell, false);
				self.status = 'Click to view ' + DateObj.fullName;
		 }
		 else {
				Cell.style.border = 'buttonface 1px solid';
				self.status = '';
		 }
		 return true;
	}
	
	// Adds/removes days from the day list, depending on the month/year
	function FixDayList(DayList, NewDays) {
		 var DayPick = DayList.selectedIndex + 1;
		 if (NewDays != DayList.length) {
				var OldSize = DayList.length;
				for (var k=Math.min(NewDays,OldSize);k<Math.max(NewDays,OldSize);k++) {
					 (k >= NewDays) ? DayList.options[NewDays] = null : DayList.options[k] = new Option(k+1, k+1);
				}
				DayPick = Math.min(DayPick, NewDays);
				DayList.options[DayPick-1].selected = true;
		 }
		 return DayPick;
	}
	
	// Resets the year to its previous valid value when something invalid is entered
	function FixYearInput(YearField) {
		 var YearRE = new RegExp('\\d{' + YearField.defaultValue.length + '}');
		 if (!YearRE.test(YearField.value)) YearField.value = YearField.defaultValue;
	}
	
	// Displays a message in the status bar when hovering over the calendar icon
	function CalIconHover(Over) {
		 var Message = (this.isShowing()) ? 'hide' : 'show';
		 self.status = (Over) ? 'Click to ' + Message + ' the calendar' : '';
		 return true;
	}
	
	// Starts the timer over from scratch
	function CalTimerReset() {
		 eval('clearTimeout(' + this.timerID + ')');
		 eval(this.timerID + '=setTimeout(\'' + this.objName + '.show()\',' + (HideWait * 1000) + ')');
	}
	
	// The timer for the calendar
	function DoTimer(CancelTimer) {
		 if (CancelTimer) eval('clearTimeout(' + this.timerID + ')');
		 else {
				eval(this.timerID + '=null');
				this.resetTimer();
		 }
	}
	
	// Show or hide the calendar
	function ShowCalendar() {
		 if (this.isShowing()) {
				var StopTimer = true;
				this.getCalendar().style.zIndex = --ZCounter;
				this.getCalendar().style.visibility = 'hidden';
				this.fixSelects(false);
		 }
		 else {
				var StopTimer = false;
				this.fixSelects(true);
				this.getCalendar().style.zIndex = ++ZCounter;
				this.getCalendar().style.visibility = 'visible';
		 }
		 this.handleTimer(StopTimer);
		 self.status = '';
	}
	
	// Hides the input elements when the "blank" month is selected
	function SetElementStatus(Hide) {
		 this.getDayList().style.visibility = (Hide) ? 'hidden' : 'visible';
		 this.getYearField().style.visibility = (Hide) ? 'hidden' : 'visible';
		 this.getCalendarLink().style.visibility = (Hide) ? 'hidden' : 'visible';
	}
	
	// Sets the date, based on the month selected
	function CheckMonthChange(MonthList) {
		 var DayList = this.getDayList();
		 if (MonthList.options[MonthList.selectedIndex].value == '') {
				DayList.selectedIndex = 0;
				this.hideElements(true);
				this.setHidden('');
		 }
		 else {
				this.hideElements(false);
				if (this.isShowing()) {
					 this.resetTimer(); // Gives the user more time to view the calendar with the newly-selected month
					 this.getCalendar().style.zIndex = ++ZCounter; // Make sure this calendar is on top of any other calendars
				}
				var DayPick = FixDayList(DayList, GetDayCount(this.picked.yearValue, MonthList.options[MonthList.selectedIndex].value));
				this.setPicked(this.picked.yearValue, MonthList.options[MonthList.selectedIndex].value, DayPick);
		 }
	}
	
	// Sets the date, based on the day selected
	function CheckDayChange(DayList) {
		 if (this.isShowing()) this.show();
		 this.setPicked(this.picked.yearValue, this.picked.monthIndex, DayList.selectedIndex+1);
	}
	
	// Changes the date when a valid year has been entered
	function CheckYearInput(YearField) {
		 if ((YearField.value.length == YearField.defaultValue.length) && (YearField.defaultValue != YearField.value)) {
				if (this.isShowing()) {
					 this.resetTimer(); // Gives the user more time to view the calendar with the newly-entered year
					 this.getCalendar().style.zIndex = ++ZCounter; // Make sure this calendar is on top of any other calendars
				}
				var NewYear = GetGoodYear(YearField.value);
				var MonthList = this.getMonthList();
				var NewDay = FixDayList(this.getDayList(), GetDayCount(NewYear, this.picked.monthIndex));
				this.setPicked(NewYear, this.picked.monthIndex, NewDay);
				YearField.defaultValue = YearField.value;
		 }
	}
	
	// Holds characteristics about a date
	function dateObject() {
		 if (Function.call) { // Used when 'call' method of the Function object is supported
				var ParentObject = this;
				var ArgumentStart = 0;
		 }
		 else { // Used with 'call' method of the Function object is NOT supported
				var ParentObject = arguments[0];
				var ArgumentStart = 1;
		 }
		 ParentObject.date = (arguments.length == (ArgumentStart+1)) ? new Date(arguments[ArgumentStart+0]) : new Date(arguments[ArgumentStart+0], arguments[ArgumentStart+1], arguments[ArgumentStart+2]);
		 ParentObject.yearValue = ParentObject.date.getFullYear();
		 ParentObject.monthIndex = ParentObject.date.getMonth();
		 ParentObject.monthName = MonthNames[ParentObject.monthIndex];
		 ParentObject.fullName = ParentObject.monthName + ' ' + ParentObject.yearValue;
		 ParentObject.day = ParentObject.date.getDate();
		 ParentObject.dayCount = GetDayCount(ParentObject.yearValue, ParentObject.monthIndex);
		 var FirstDate = new Date(ParentObject.yearValue, ParentObject.monthIndex, 1);
		 ParentObject.firstDay = FirstDate.getDay();
	}
	
	// Keeps track of the date that goes into the hidden field
	function storedMonthObject(DateFormat, DateYear, DateMonth, DateDay) {
		 (Function.call) ? dateObject.call(this, DateYear, DateMonth, DateDay) : dateObject(this, DateYear, DateMonth, DateDay);
		 this.yearPad = this.yearValue.toString();
		 this.monthPad = (this.monthIndex < 9) ? '0' + String(this.monthIndex + 1) : this.monthIndex + 1;
		 this.dayPad = (this.day < 10) ? '0' + this.day.toString() : this.day;
		 this.monthShort = this.monthName.substr(0,3).toUpperCase();
		 // Formats the year with 2 digits instead of 4
		 if (DateFormat.indexOf('YYYY') == -1) this.yearPad = this.yearPad.substr(2);
		 // Define the date-part delimiter
		 if (DateFormat.indexOf('/') >= 0) var Delimiter = '/';
		 else if (DateFormat.indexOf('-') >= 0) var Delimiter = '-';
		 else var Delimiter = '';
		 // Determine the order of the months and days
		 if (/DD?.?((MON)|(MM?M?))/.test(DateFormat)) {
				this.formatted = this.dayPad + Delimiter;
				this.formatted += (RegExp.$1.length == 3) ? this.monthShort : this.monthPad;
		 }
		 else if (/((MON)|(MM?M?))?.?DD?/.test(DateFormat)) {
				this.formatted = (RegExp.$1.length == 3) ? this.monthShort : this.monthPad;
				this.formatted += Delimiter + this.dayPad;
		 }
		 // Either prepend or append the year to the formatted date
		 this.formatted = (DateFormat.substr(0,2) == 'YY') ? this.yearPad + Delimiter + this.formatted : this.formatted + Delimiter + this.yearPad;
	}
	
	// Object for the current displayed month
	function displayMonthObject(ParentObject, DateYear, DateMonth, DateDay) {
		 (Function.call) ? dateObject.call(this, DateYear, DateMonth, DateDay) : dateObject(this, DateYear, DateMonth, DateDay);
		 this.displayID = ParentObject.hiddenFieldName + '_Current_ID';
		 this.getDisplay = new Function('return document.getElementById(this.displayID)');
		 this.dayHover = DayCellHover;
		 this.goCurrent = new Function(ParentObject.objName + '.getCalendar().style.zIndex=++ZCounter;' + ParentObject.objName + '.setDisplayed(Today.getFullYear(),Today.getMonth());');
		 if (ParentObject.formNumber >= 0) this.getDisplay().innerHTML = this.fullName;
	}
	
	// Object for the previous/next buttons
	function neighborMonthObject(ParentObject, IDText, DateMS) {
		 (Function.call) ? dateObject.call(this, DateMS) : dateObject(this, DateMS);
		 this.buttonID = ParentObject.hiddenFieldName + '_' + IDText + '_ID';
		 this.hover = new Function('C','O','NeighborHover(C,O,this)');
		 this.getButton = new Function('return document.getElementById(this.buttonID)');
		 this.go = new Function(ParentObject.objName + '.getCalendar().style.zIndex=++ZCounter;' + ParentObject.objName + '.setDisplayed(this.yearValue,this.monthIndex);');
		 if (ParentObject.formNumber >= 0) this.getButton().title = this.monthName;
	}
	
	// Sets the currently-displayed month object
	function SetDisplayedMonth(DispYear, DispMonth) {
		 this.displayed = new displayMonthObject(this, DispYear, DispMonth, 1);
		 // Creates the previous and next month objects
		 this.previous = new neighborMonthObject(this, 'Previous', this.displayed.date.getTime() - 86400000);
		 this.next = new neighborMonthObject(this, 'Next', this.displayed.date.getTime() + (86400000 * (this.displayed.dayCount + 1)));
		 // Creates the HTML for the calendar
		 if (this.formNumber >= 0) this.getDayTable().innerHTML = this.buildCalendar();
	}
	
	// Sets the current selected date
	function SetPickedMonth(PickedYear, PickedMonth, PickedDay) {
		 this.picked = new storedMonthObject(this.format, PickedYear, PickedMonth, PickedDay);
		 this.setHidden(this.picked.formatted);
		 this.setDisplayed(PickedYear, PickedMonth);
	}
	
	// The calendar object
	function calendarObject(DateName, DateFormat, DefaultDate) {
	
		 /* Properties */
		 this.hiddenFieldName = DateName;
		 this.monthListID = DateName + '_Month_ID';
		 this.dayListID = DateName + '_Day_ID';
		 this.yearFieldID = DateName + '_Year_ID';
		 this.monthDisplayID = DateName + '_Current_ID';
		 this.calendarID = DateName + '_ID';
		 this.dayTableID = DateName + '_DayTable_ID';
		 this.calendarLinkID = this.calendarID + '_Link';
		 this.timerID = this.calendarID + '_Timer';
		 this.objName = DateName + '_Object';
		 this.format = DateFormat;
		 this.formNumber = -1;
		 this.picked = null;
		 this.displayed = null;
		 this.previous = null;
		 this.next = null;
	
		 /* Methods */
		 this.setPicked = SetPickedMonth;
		 this.setDisplayed = SetDisplayedMonth;
		 this.checkYear = CheckYearInput;
		 this.fixYear = FixYearInput;
		 this.changeMonth = CheckMonthChange;
		 this.changeDay = CheckDayChange;
		 this.resetTimer = CalTimerReset;
		 this.hideElements = SetElementStatus;
		 this.show = ShowCalendar;
		 this.handleTimer = DoTimer;
		 this.iconHover = CalIconHover;
		 this.buildCalendar = BuildCalendarDays;
		 this.pickDay = PickDisplayDay;
		 this.fixSelects = FixSelectLists;
		 this.setHidden = new Function('D','if (this.formNumber >= 0) this.getHiddenField().value=D');
		 // Returns a reference to these elements
		 this.getHiddenField = new Function('return document.forms[this.formNumber].elements[this.hiddenFieldName]');
		 this.getMonthList = new Function('return document.getElementById(this.monthListID)');
		 this.getDayList = new Function('return document.getElementById(this.dayListID)');
		 this.getYearField = new Function('return document.getElementById(this.yearFieldID)');
		 this.getCalendar = new Function('return document.getElementById(this.calendarID)');
		 this.getDayTable = new Function('return document.getElementById(this.dayTableID)');
		 this.getCalendarLink = new Function('return document.getElementById(this.calendarLinkID)');
		 this.getMonthDisplay = new Function('return document.getElementById(this.monthDisplayID)');
		 this.isShowing = new Function('return !(this.getCalendar().style.visibility != \'visible\')');
	
		 /* Constructor */
		 // Functions used only by the constructor
		 function getMonthIndex(MonthAbbr) { // Returns the index (0-11) of the supplied month abbreviation
				for (var MonPos=0;MonPos<MonthNames.length;MonPos++) {
					 if (MonthNames[MonPos].substr(0,3).toUpperCase() == MonthAbbr.toUpperCase()) break;
				}
				return MonPos;
		 }
		 function SetGoodDate(CalObj, Notify) { // Notifies the user about their bad default date, and sets the current system date
				CalObj.setPicked(Today.getFullYear(), Today.getMonth(), Today.getDate());
				if (Notify) alert('WARNING: The supplied date is not in valid \'' + DateFormat + '\' format: ' + DefaultDate + '.\nTherefore, the current system date will be used instead: ' + CalObj.picked.formatted);
		 }
		 // Main part of the constructor
		 if (DefaultDate != '') {
				if ((this.format == 'YYYYMMDD') && (/^(\d{4})(\d{2})(\d{2})$/.test(DefaultDate))) this.setPicked(RegExp.$1, parseInt(RegExp.$2,10)-1, RegExp.$3);
				else {
					 // Get the year
					 if ((this.format.substr(0,2) == 'YY') && (/^(\d{2,4})(-|\/)/.test(DefaultDate))) { // Year is at the beginning
							var YearPart = GetGoodYear(RegExp.$1);
							// Determine the order of the months and days
							if (/(-|\/)(\w{1,3})(-|\/)(\w{1,3})$/.test(DefaultDate)) {
								 var MidPart = RegExp.$2;
								 var EndPart = RegExp.$4;
								 if (/D$/.test(this.format)) { // Ends with days
										var DayPart = EndPart;
										var MonthPart = MidPart;
								 }
								 else {
										var DayPart = MidPart;
										var MonthPart = EndPart;
								 }
								 MonthPart = (/\d{1,2}/i.test(MonthPart)) ? parseInt(MonthPart,10)-1 : getMonthIndex(MonthPart);
								 this.setPicked(YearPart, MonthPart, DayPart);
							}
							else SetGoodDate(this, true);
					 }
					 else if (/(-|\/)(\d{2,4})$/.test(DefaultDate)) { // Year is at the end
							var YearPart = GetGoodYear(RegExp.$2);
							// Determine the order of the months and days
							if (/^(\w{1,3})(-|\/)(\w{1,3})(-|\/)/.test(DefaultDate)) {
								 if (this.format.substr(0,1) == 'D') { // Starts with days
										var DayPart = RegExp.$1;
										var MonthPart = RegExp.$3;
								 }
								 else { // Starts with months
										var MonthPart = RegExp.$1;
										var DayPart = RegExp.$3;
								 }
								 MonthPart = (/\d{1,2}/i.test(MonthPart)) ? parseInt(MonthPart,10)-1 : getMonthIndex(MonthPart);
								 this.setPicked(YearPart, MonthPart, DayPart);
							}
							else SetGoodDate(this, true);
					 }
					 else SetGoodDate(this, true);
				}
		 }
	}
	
	// Main function that creates the form elements
	function DateInput(DateName, Required, DateFormat, DefaultDate) {
		 if (arguments.length == 0) document.writeln('<span style="color:red;font-size:' + FontSize + 'px;font-family:' + FontFamily + ';">ERROR: Missing required parameter in call to \'DateInput\': [name of hidden date field].</span>');
		 else {
				// Handle DateFormat
				if (arguments.length < 3) { // The format wasn't passed in, so use default
					 DateFormat = DefaultDateFormat;
					 if (arguments.length < 2) Required = false;
				}
				else if (/^(Y{2,4}(-|\/)?)?((MON)|(MM?M?)|(DD?))(-|\/)?((MON)|(MM?M?)|(DD?))((-|\/)Y{2,4})?$/i.test(DateFormat)) DateFormat = DateFormat.toUpperCase();
				else { // Passed-in DateFormat was invalid, use default format instead
					 var AlertMessage = 'WARNING: The supplied date format for the \'' + DateName + '\' field is not valid: ' + DateFormat + '\nTherefore, the default date format will be used instead: ' + DefaultDateFormat;
					 DateFormat = DefaultDateFormat;
					 if (arguments.length == 4) { // DefaultDate was passed in with an invalid date format
							var CurrentDate = new storedMonthObject(DateFormat, Today.getFullYear(), Today.getMonth(), Today.getDate());
							AlertMessage += '\n\nThe supplied date (' + DefaultDate + ') cannot be interpreted with the invalid format.\nTherefore, the current system date will be used instead: ' + CurrentDate.formatted;
							DefaultDate = CurrentDate.formatted;
					 }
					 alert(AlertMessage);
				}
				// Define the current date if it wasn't set already
				if (!CurrentDate) var CurrentDate = new storedMonthObject(DateFormat, Today.getFullYear(), Today.getMonth(), Today.getDate());
				// Handle DefaultDate
				if (arguments.length < 4) { // The date wasn't passed in
					 DefaultDate = (Required) ? CurrentDate.formatted : ''; // If required, use today's date
				}
				// Creates the calendar object!
				eval(DateName + '_Object=new calendarObject(\'' + DateName + '\',\'' + DateFormat + '\',\'' + DefaultDate + '\')');
				// Determine initial viewable state of day, year, and calendar icon
				if ((Required) || (arguments.length == 4)) {
					 var InitialStatus = '';
					 var InitialDate = eval(DateName + '_Object.picked.formatted');
				}
				else {
					 var InitialStatus = ' style="visibility:hidden"';
					 var InitialDate = '';
					 eval(DateName + '_Object.setPicked(' + Today.getFullYear() + ',' + Today.getMonth() + ',' + Today.getDate() + ')');
				}
				// Create the form elements
				with (document) {
					 writeln('<input type="hidden" name="' + DateName + '" value="' + InitialDate + '">');
					 // Find this form number
					 for (var f=0;f<forms.length;f++) {
							for (var e=0;e<forms[f].elements.length;e++) {
								 if (typeof forms[f].elements[e].type == 'string') {
										if ((forms[f].elements[e].type == 'hidden') && (forms[f].elements[e].name == DateName)) {
											 eval(DateName + '_Object.formNumber='+f);
											 break;
										}
								 }
							}
					 }
					 writeln('<table cellpadding="0" cellspacing="2"><tr>' + String.fromCharCode(13) + '<td valign="middle">');
					 writeln('<select class="calendarDateInput" id="' + DateName + '_Month_ID" onChange="' + DateName + '_Object.changeMonth(this)">');
					 if (!Required) {
							var NoneSelected = (DefaultDate == '') ? ' selected' : '';
							writeln('<option value=""' + NoneSelected + '>' + UnselectedMonthText + '</option>');
					 }
					 for (var i=0;i<12;i++) {
							MonthSelected = ((DefaultDate != '') && (eval(DateName + '_Object.picked.monthIndex') == i)) ? ' selected' : '';
							writeln('<option value="' + i + '"' + MonthSelected + '>' + MonthNames[i].substr(0,3) + '</option>');
					 }
					 writeln('</select>' + String.fromCharCode(13) + '</td>' + String.fromCharCode(13) + '<td valign="middle">');
					 writeln('<select' + InitialStatus + ' class="calendarDateInput" id="' + DateName + '_Day_ID" onChange="' + DateName + '_Object.changeDay(this)">');
					 for (var j=1;j<=eval(DateName + '_Object.picked.dayCount');j++) {
							DaySelected = ((DefaultDate != '') && (eval(DateName + '_Object.picked.day') == j)) ? ' selected' : '';
							writeln('<option' + DaySelected + '>' + j + '</option>');
					 }
					 writeln('</select>' + String.fromCharCode(13) + '</td>' + String.fromCharCode(13) + '<td valign="middle">');
					 writeln('<input' + InitialStatus + ' class="calendarDateInput" type="text" id="' + DateName + '_Year_ID" size="' + eval(DateName + '_Object.picked.yearPad.length') + '" maxlength="' + eval(DateName + '_Object.picked.yearPad.length') + '" title="Year" value="' + eval(DateName + '_Object.picked.yearPad') + '" onKeyPress="return YearDigitsOnly(window.event)" onKeyUp="' + DateName + '_Object.checkYear(this)" onBlur="' + DateName + '_Object.fixYear(this)">');
					 write('<td valign="middle">' + String.fromCharCode(13) + '<a' + InitialStatus + ' id="' + DateName + '_ID_Link" href="javascript:' + DateName + '_Object.show()" onMouseOver="return ' + DateName + '_Object.iconHover(true)" onMouseOut="return ' + DateName + '_Object.iconHover(false)"><img src="' + ImageURL + '" align="baseline" title="Calendar" border="0"></a>&nbsp;');
					 writeln('<span id="' + DateName + '_ID" style="position:absolute;visibility:hidden;width:' + (CellWidth * 7) + 'px;background-color:' + CalBGColor + ';border:1px solid dimgray;" onMouseOver="' + DateName + '_Object.handleTimer(true)" onMouseOut="' + DateName + '_Object.handleTimer(false)">');
					 writeln('<table width="' + (CellWidth * 7) + '" cellspacing="0" cellpadding="1">' + String.fromCharCode(13) + '<tr style="background-color:' + TopRowBGColor + ';">');
					 writeln('<td id="' + DateName + '_Previous_ID" style="cursor:default" align="center" class="calendarDateInput" style="height:' + CellHeight + '" onClick="' + DateName + '_Object.previous.go()" onMouseDown="VirtualButton(this,true)" onMouseUp="VirtualButton(this,false)" onMouseOver="return ' + DateName + '_Object.previous.hover(this,true)" onMouseOut="return ' + DateName + '_Object.previous.hover(this,false)" title="' + eval(DateName + '_Object.previous.monthName') + '"><img src="' + PrevURL + '"></td>');
					 writeln('<td id="' + DateName + '_Current_ID" style="cursor:pointer" align="center" class="calendarDateInput" style="height:' + CellHeight + '" colspan="5" onClick="' + DateName + '_Object.displayed.goCurrent()" onMouseOver="self.status=\'Click to view ' + CurrentDate.fullName + '\';return true;" onMouseOut="self.status=\'\';return true;" title="Show Current Month">' + eval(DateName + '_Object.displayed.fullName') + '</td>');
					 writeln('<td id="' + DateName + '_Next_ID" style="cursor:default" align="center" class="calendarDateInput" style="height:' + CellHeight + '" onClick="' + DateName + '_Object.next.go()" onMouseDown="VirtualButton(this,true)" onMouseUp="VirtualButton(this,false)" onMouseOver="return ' + DateName + '_Object.next.hover(this,true)" onMouseOut="return ' + DateName + '_Object.next.hover(this,false)" title="' + eval(DateName + '_Object.next.monthName') + '"><img src="' + NextURL + '"></td></tr>' + String.fromCharCode(13) + '<tr>');
					 for (var w=0;w<7;w++) writeln('<td width="' + CellWidth + '" align="center" class="calendarDateInput" style="height:' + CellHeight + ';width:' + CellWidth + ';font-weight:bold;border-top:1px solid dimgray;border-bottom:1px solid dimgray;">' + WeekDays[w] + '</td>');
					 writeln('</tr>' + String.fromCharCode(13) + '</table>' + String.fromCharCode(13) + '<span id="' + DateName + '_DayTable_ID">' + eval(DateName + '_Object.buildCalendar()') + '</span>' + String.fromCharCode(13) + '</span>' + String.fromCharCode(13) + '</td>' + String.fromCharCode(13) + '</tr>' + String.fromCharCode(13) + '</table>');
				}
		 }
	}