/*************************************************************************************************
* BEGIN GLOBAL VARIABLES AND INITIALIZE ACTIONS
*************************************************************************************************/
var o_cal_win_spawn;

// DETERMINE BROWSER BRAND
var isNav = false;
var isIE  = false;

// ASSUME IT'S EITHER NETSCAPE OR MSIE
if (navigator.appName == "Netscape") {
    isNav = true;
}
else {
    isIE = true;
}

/*************************************************************************************************
* BEGIN UTILITY FUNCTIONS
*************************************************************************************************/

/***
* This method opens the calendar widget
* _o_date_field:	the field to return the date value to
*
* Requires a read-only (disabled) form field to return to, for example:
*	<input type="text" name="text1" disabled="true" size="10">
*	<a href="javascript:pop_calendar(document.forms[0].text1);" title="Click to enter date">
*	<img src="calendar.gif" border="0">
*	</a>
***/
function pop_calendar(_o_date_field)
{
	showCalendar(_o_date_field);
}

function ClearIt( _o_fldobj )
{
	_o_fldobj.value="";
}

/*************************************************************************************************
* BEGIN CALENDAR WIDGET
*************************************************************************************************/
var calDateFormat    = "MM/DD/YYYY"; //inicates the format of returned date value
var calDateField

// CALENDAR COLORS
var topBackground    = "white";         // BG COLOR OF THE TOP FRAME
var bottomBackground = "white";         // BG COLOR OF THE BOTTOM FRAME
var tableBGColor     = "black";         // BG COLOR OF THE BOTTOM FRAME'S TABLE
var cellColor        = "lightgrey";     // TABLE CELL BG COLOR OF THE DATE CELLS IN THE BOTTOM FRAME
var headingCellColor = "white";         // TABLE CELL BG COLOR OF THE WEEKDAY ABBREVIATIONS
var headingTextColor = "black";         // TEXT COLOR OF THE WEEKDAY ABBREVIATIONS
var dateColor        = "blue";          // TEXT COLOR OF THE LISTED DATES (1-28+)
var focusColor       = "#ff0000";       // TEXT COLOR OF THE SELECTED DATE (OR CURRENT DATE)
var hoverColor       = "darkred";       // TEXT COLOR OF A LINK WHEN YOU HOVER OVER IT
var fontStyle        = "12pt arial, helvetica";           // TEXT STYLE FOR DATES
var headingFontStyle = "bold 12pt arial, helvetica";      // TEXT STYLE FOR WEEKDAY ABBREVIATIONS

// FORMATTING PREFERENCES
var bottomBorder  = false;        // TRUE/FALSE (WHETHER TO DISPLAY BOTTOM CALENDAR BORDER)
var tableBorder   = 0;            // SIZE OF CALENDAR TABLE BORDER (BOTTOM FRAME) 0=none

// GET CURRENTLY SELECTED LANGUAGE
var selectedLanguage = navigator.language;

// PRE-BUILD PORTIONS OF THE CALENDAR WHEN THIS JS LIBRARY LOADS INTO THE BROWSER
buildCalParts();  

//Placeholder for months field on doc
var doc_months_field = "";
//Placeholder for weekdays field on doc
var doc_weeks_field = "";

// SET THE INITIAL VALUE OF THE GLOBAL DATE FIELD
function setDateField(dateField) {
    // ASSIGN THE INCOMING FIELD OBJECT TO A GLOBAL VARIABLE
    calDateField = dateField;

    // GET THE VALUE OF THE INCOMING FIELD
    inDate = dateField.value;
    
    // SET calDate TO THE DATE IN THE INCOMING FIELD OR DEFAULT TO TODAY'S DATE
    setInitialDate();

    // THE CALENDAR FRAMESET DOCUMENTS ARE CREATED BY JAVASCRIPT FUNCTIONS
    calDocTop    = buildTopCalFrame();
    calDocBottom = buildBottomCalFrame();
}


// SET THE INITIAL CALENDAR DATE TO TODAY OR TO THE EXISTING VALUE IN dateField
function setInitialDate() {
   
    // CREATE A NEW DATE OBJECT (WILL GENERALLY PARSE CORRECT DATE EXCEPT WHEN "." IS USED AS A DELIMITER)
    // (THIS ROUTINE DOES *NOT* CATCH ALL DATE FORMATS, IF YOU NEED TO PARSE A CUSTOM DATE FORMAT, DO IT HERE)
    calDate = new Date(inDate);

    // IF THE INCOMING DATE IS INVALID, USE THE CURRENT DATE
    if (isNaN(calDate)) {

        // ADD CUSTOM DATE PARSING HERE
        // IF IT FAILS, SIMPLY CREATE A NEW DATE OBJECT WHICH DEFAULTS TO THE CURRENT DATE
        calDate = new Date();
    }

    // KEEP TRACK OF THE CURRENT DAY VALUE
    calDay  = calDate.getDate();

    // SET DAY VALUE TO 1... TO AVOID JAVASCRIPT DATE CALCULATION ANOMALIES
    // (IF THE MONTH CHANGES TO FEB AND THE DAY IS 30, THE MONTH WOULD CHANGE TO MARCH
    //  AND THE DAY WOULD CHANGE TO 2.  SETTING THE DAY TO 1 WILL PREVENT THAT)
    calDate.setDate(1);
}


// POPUP A WINDOW WITH THE CALENDAR IN IT
function showCalendar(dateField) {

    // SET INITIAL VALUE OF THE DATE FIELD AND CREATE TOP AND BOTTOM FRAMES
    setDateField(dateField);

    // USE THE JAVASCRIPT-GENERATED DOCUMENTS (calDocTop, calDocBottom) IN THE FRAMESET
    calDocFrameset = 
        "<HTML><HEAD><TITLE>JavaScript Calendar</TITLE></HEAD>\n" +
        "<FRAMESET ROWS='70,*' FRAMEBORDER='0'>\n" +
        "  <FRAME NAME='topCalFrame' SRC='javascript:parent.opener.calDocTop' SCROLLING='no'>\n" +
        "  <FRAME NAME='bottomCalFrame' SRC='javascript:parent.opener.calDocBottom' SCROLLING='no'>\n" +
        "</FRAMESET>\n";

    // DISPLAY THE CALENDAR IN A NEW POPUP WINDOW
    o_cal_win_spawn = window.open("javascript:parent.opener.calDocFrameset", "calWin", "WIDTH=208,HEIGHT=230");
    o_cal_win_spawn.focus();
}


// CREATE THE TOP CALENDAR FRAME
function buildTopCalFrame() {

    // CREATE THE TOP FRAME OF THE CALENDAR
    var calDoc =
        "<HTML>" +
        "<HEAD>" +
        "</HEAD>" +
        "<BODY BGCOLOR='" + topBackground + "'>" +
        "<FORM NAME='calControl' onSubmit='return false;'>" +
        "<CENTER>" +
        "<TABLE CELLPADDING=0 CELLSPACING=1 BORDER=0>" +
        "<TR><TD COLSPAN=7>" +
        "<CENTER>" +
        getMonthSelect() +
        "<INPUT NAME='year' VALUE='" + calDate.getFullYear() + "'TYPE=TEXT SIZE=4 MAXLENGTH=4 onChange='parent.opener.setYear()'>" +
        "</CENTER>" +
        "</TD>" +
        "</TR>" +
        "<TR>" +
        "<TD COLSPAN=7>" +
        "<INPUT " +
        "TYPE=BUTTON NAME='previousYear' VALUE='<<'    onClick='parent.opener.setPreviousYear()'><INPUT " +
        "TYPE=BUTTON NAME='previousMonth' VALUE=' < '   onClick='parent.opener.setPreviousMonth()'><INPUT " +
        "TYPE=BUTTON NAME='today' VALUE='Today' onClick='parent.opener.setToday()'><INPUT " +
        "TYPE=BUTTON NAME='nextMonth' VALUE=' > '   onClick='parent.opener.setNextMonth()'><INPUT " +
        "TYPE=BUTTON NAME='nextYear' VALUE='>>'    onClick='parent.opener.setNextYear()'>" +
        "</TD>" +
        "</TR>" +
        "</TABLE>" +
        "</CENTER>" +
        "</FORM>" +
        "</BODY>" +
        "</HTML>";
    return calDoc;
}


// CREATE THE BOTTOM CALENDAR FRAME 
// (THE MONTHLY CALENDAR)
function buildBottomCalFrame() {       

    // START CALENDAR DOCUMENT
    var calDoc = calendarBegin;

    // GET MONTH, AND YEAR FROM GLOBAL CALENDAR DATE
    month   = calDate.getMonth();
    year    = calDate.getFullYear();


    // GET GLOBALLY-TRACKED DAY VALUE (PREVENTS JAVASCRIPT DATE ANOMALIES)
    day     = calDay;

    var i   = 0;

    // DETERMINE THE NUMBER OF DAYS IN THE CURRENT MONTH
    var days = getDaysInMonth();

    // IF GLOBAL DAY VALUE IS > THAN DAYS IN MONTH, HIGHLIGHT LAST DAY IN MONTH
    if (day > days) {
        day = days;
    }

    // DETERMINE WHAT DAY OF THE WEEK THE CALENDAR STARTS ON
    var firstOfMonth = new Date (year, month, 1);

    // GET THE DAY OF THE WEEK THE FIRST DAY OF THE MONTH FALLS ON
    var startingPos  = firstOfMonth.getDay();
    days += startingPos;

    // KEEP TRACK OF THE COLUMNS, START A NEW ROW AFTER EVERY 7 COLUMNS
    var columnCount = 0;

    // MAKE BEGINNING NON-DATE CELLS BLANK
    for (i = 0; i < startingPos; i++) {

        calDoc += blankCell;
	columnCount++;
    }

    // SET VALUES FOR DAYS OF THE MONTH
    var currentDay = 0;
    var dayType    = "weekday";

    // DATE CELLS CONTAIN A NUMBER
    for (i = startingPos; i < days; i++) {

	var paddingChar = "&nbsp;";

        // ADJUST SPACING SO THAT ALL LINKS HAVE RELATIVELY EQUAL WIDTHS
        if (i-startingPos+1 < 10) {
            padding = "&nbsp;&nbsp;";
        }
        else {
            padding = "&nbsp;";
        }

        // GET THE DAY CURRENTLY BEING WRITTEN
        currentDay = i-startingPos+1;

        // SET THE TYPE OF DAY, THE focusDay GENERALLY APPEARS AS A DIFFERENT COLOR
        if (currentDay == day) {
            dayType = "focusDay";
        }
        else {
            dayType = "weekDay";
        }

        // ADD THE DAY TO THE CALENDAR STRING
        calDoc += "<TD align=center bgcolor='" + cellColor + "'>" +
                  "<a class='" + dayType + "' href='javascript:parent.opener.returnDate(" + 
                  currentDay + ")'>" + padding + currentDay + paddingChar + "</a></TD>";

        columnCount++;

        // START A NEW ROW WHEN NECESSARY
        if (columnCount % 7 == 0) {
            calDoc += "</TR><TR>";
        }
    }

    // MAKE REMAINING NON-DATE CELLS BLANK
    for (i=days; i<42; i++)  {

        calDoc += blankCell;
	columnCount++;

        // START A NEW ROW WHEN NECESSARY
        if (columnCount % 7 == 0) {
            calDoc += "</TR>";
            if (i<41) {
                calDoc += "<TR>";
            }
        }
    }

    // FINISH THE NEW CALENDAR PAGE
    calDoc += calendarEnd;

    // RETURN THE COMPLETED CALENDAR PAGE
    return calDoc;
}


// WRITE THE MONTHLY CALENDAR TO THE BOTTOM CALENDAR FRAME
function writeCalendar() {

    // CREATE THE NEW CALENDAR FOR THE SELECTED MONTH & YEAR
    calDocBottom = buildBottomCalFrame();

    // WRITE THE NEW CALENDAR TO THE BOTTOM FRAME
    o_cal_win_spawn.frames['bottomCalFrame'].document.open();
    o_cal_win_spawn.frames['bottomCalFrame'].document.write(calDocBottom);
    o_cal_win_spawn.frames['bottomCalFrame'].document.close();
}


// SET THE CALENDAR TO TODAY'S DATE AND DISPLAY THE NEW CALENDAR
function setToday() {

    // SET GLOBAL DATE TO TODAY'S DATE
    calDate = new Date();

    // SET DAY MONTH AND YEAR TO TODAY'S DATE
    var month = calDate.getMonth();
    var year  = calDate.getFullYear();

    // SET MONTH IN DROP-DOWN LIST
    o_cal_win_spawn.frames['topCalFrame'].document.calControl.month.selectedIndex = month;

    // SET YEAR VALUE
    o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value = year;

    // DISPLAY THE NEW CALENDAR
    writeCalendar();
}


// SET THE GLOBAL DATE TO THE NEWLY ENTERED YEAR AND REDRAW THE CALENDAR
function setYear() {

    // GET THE NEW YEAR VALUE
    var year  = o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value;

    // IF IT'S A FOUR-DIGIT YEAR THEN CHANGE THE CALENDAR
    if (isFourDigitYear(year)) {
        calDate.setFullYear(year);
        writeCalendar();
    }
    else {
        // HIGHLIGHT THE YEAR IF THE YEAR IS NOT FOUR DIGITS IN LENGTH
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.focus();
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.select();
    }
}


// SET THE GLOBAL DATE TO THE SELECTED MONTH AND REDRAW THE CALENDAR
function setCurrentMonth() {

    // GET THE NEWLY SELECTED MONTH AND CHANGE THE CALENDAR ACCORDINGLY
    var month = o_cal_win_spawn.frames['topCalFrame'].document.calControl.month.selectedIndex;

    calDate.setMonth(month);
    writeCalendar();
}


// SET THE GLOBAL DATE TO THE PREVIOUS YEAR AND REDRAW THE CALENDAR
function setPreviousYear() {

    var year  = o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value;

    if (isFourDigitYear(year) && year > 1000) {
        year--;
        calDate.setFullYear(year);
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value = year;
        writeCalendar();
    }
}


// SET THE GLOBAL DATE TO THE PREVIOUS MONTH AND REDRAW THE CALENDAR
function setPreviousMonth() {

    var year  = o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value;
    if (isFourDigitYear(year)) {
        var month = o_cal_win_spawn.frames['topCalFrame'].document.calControl.month.selectedIndex;

        // IF MONTH IS JANUARY, SET MONTH TO DECEMBER AND DECREMENT THE YEAR
        if (month == 0) {
            month = 11;
            if (year > 1000) {
                year--;
                calDate.setFullYear(year);
                o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value = year;
            }
        }
        else {
            month--;
        }
        calDate.setMonth(month);
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.month.selectedIndex = month;
        writeCalendar();
    }
}


// SET THE GLOBAL DATE TO THE NEXT MONTH AND REDRAW THE CALENDAR
function setNextMonth() {

    var year = o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value;

    if (isFourDigitYear(year)) {
        var month = o_cal_win_spawn.frames['topCalFrame'].document.calControl.month.selectedIndex;

        // IF MONTH IS DECEMBER, SET MONTH TO JANUARY AND INCREMENT THE YEAR
        if (month == 11) {
            month = 0;
            year++;
            calDate.setFullYear(year);
            o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value = year;
        }
        else {
            month++;
        }
        calDate.setMonth(month);
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.month.selectedIndex = month;
        writeCalendar();
    }
}


// SET THE GLOBAL DATE TO THE NEXT YEAR AND REDRAW THE CALENDAR
function setNextYear() {

    var year  = o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value;
    if (isFourDigitYear(year)) {
        year++;
        calDate.setFullYear(year);
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value = year;
        writeCalendar();
    }
}


// GET NUMBER OF DAYS IN MONTH
function getDaysInMonth()  {

    var days;
    var month = calDate.getMonth()+1;
    var year  = calDate.getFullYear();

    // RETURN 31 DAYS
    if (month==1 || month==3 || month==5 || month==7 || month==8 ||
        month==10 || month==12)  {
        days=31;
    }
    // RETURN 30 DAYS
    else if (month==4 || month==6 || month==9 || month==11) {
        days=30;
    }
    // RETURN 29 DAYS
    else if (month==2)  {
        if (isLeapYear(year)) {
            days=29;
        }
        // RETURN 28 DAYS
        else {
            days=28;
        }
    }
    return (days);
}


// CHECK TO SEE IF YEAR IS A LEAP YEAR
function isLeapYear (Year) {

    if (((Year % 4)==0) && ((Year % 100)!=0) || ((Year % 400)==0)) {
        return (true);
    }
    else {
        return (false);
    }
}


// ENSURE THAT THE YEAR IS FOUR DIGITS IN LENGTH
function isFourDigitYear(year) {

    if (year.length != 4) {
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.value = calDate.getFullYear();
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.select();
        o_cal_win_spawn.frames['topCalFrame'].document.calControl.year.focus();
    }
    else {
        return true;
    }
}


// BUILD THE MONTH SELECT LIST
function getMonthSelect() {
    // BROWSER LANGUAGE CHECK DONE PREVIOUSLY (navigator.language())
    // FIRST TWO CHARACTERS OF LANGUAGE STRING SPECIFIES THE LANGUAGE
    // (THE LAST THREE OPTIONAL CHARACTERS SPECIFY THE LANGUAGE SUBTYPE)
    // SET THE NAMES OF THE MONTH TO THE PROPER LANGUAGE (DEFAULT TO ENGLISH)

	var doc_months = "January~February~March~April~May~June~July~August~September~October~November~December~";
	monthArray = new Array();
	month_x = 0;
	
	//build month array from months list out of db based on lang_code
	while(doc_months.length > 0) {
		monthArray[month_x] = doc_months.substring(0, doc_months.indexOf("~"));
		doc_months = doc_months.substring(doc_months.indexOf("~") + 1);
		month_x++;
	}
	
    // DETERMINE MONTH TO SET AS DEFAULT
    var activeMonth = calDate.getMonth();

    // START HTML SELECT LIST ELEMENT
    monthSelect = "<SELECT NAME='month' onChange='parent.opener.setCurrentMonth()'>";

    // LOOP THROUGH MONTH ARRAY
    for (i in monthArray) {
        
        // SHOW THE CORRECT MONTH IN THE SELECT LIST
        if (i == activeMonth) {
            monthSelect += "<OPTION SELECTED>" + monthArray[i] + "\n";
        }
        else {
            monthSelect += "<OPTION>" + monthArray[i] + "\n";
        }
    }
    monthSelect += "</SELECT>";

    // RETURN A STRING VALUE WHICH CONTAINS A SELECT LIST OF ALL 12 MONTHS
    return monthSelect;
}


// SET DAYS OF THE WEEK DEPENDING ON LANGUAGE
function createWeekdayList() {
	var doc_days = "Su~Mo~Tu~We~Th~Fr~Sa~";

	weekdayArray = new Array();
	day_x = 0;
	
	//alert(doc_days);
	
	//build weekday array from weekdays list out of db based on lang_code
	while(doc_days.length > 0) {
		weekdayArray[day_x] = doc_days.substring(0, doc_days.indexOf("~"));
		doc_days = doc_days.substring(doc_days.indexOf("~") + 1);
		day_x++;
	}
	
    // START HTML TO HOLD WEEKDAY NAMES IN TABLE FORMAT
    var weekdays = "<TR BGCOLOR='" + headingCellColor + "'>";

    // LOOP THROUGH WEEKDAY ARRAY
    for (i in weekdayArray) {

        weekdays += "<TD class='heading' align=center>" + weekdayArray[i] + "</TD>";
    }
    weekdays += "</TR>";

    // RETURN TABLE ROW OF WEEKDAY ABBREVIATIONS TO DISPLAY ABOVE THE CALENDAR
    return weekdays;
}


// PRE-BUILD PORTIONS OF THE CALENDAR (FOR PERFORMANCE REASONS)
function buildCalParts() {

    // GENERATE WEEKDAY HEADERS FOR THE CALENDAR
    weekdays = createWeekdayList();

    // BUILD THE BLANK CELL ROWS
    blankCell = "<TD align=center bgcolor='" + cellColor + "'>&nbsp;&nbsp;&nbsp;</TD>";

    // BUILD THE TOP PORTION OF THE CALENDAR PAGE USING CSS TO CONTROL SOME DISPLAY ELEMENTS
    calendarBegin =
        "<HTML>" +
        "<HEAD>" +
        // STYLESHEET DEFINES APPEARANCE OF CALENDAR
        "<STYLE type='text/css'>" +
        "<!--" +
        "TD.heading { text-decoration: none; color:" + headingTextColor + "; font: " + headingFontStyle + "; }" +
        "A.focusDay:link { color: " + focusColor + "; text-decoration: none; font: " + fontStyle + "; }" +
        "A.focusDay:hover { color: " + focusColor + "; text-decoration: none; font: " + fontStyle + "; }" +
        "A.weekday:link { color: " + dateColor + "; text-decoration: none; font: " + fontStyle + "; }" +
        "A.weekday:hover { color: " + hoverColor + "; font: " + fontStyle + "; }" +
        "-->" +
        "</STYLE>" +
        "</HEAD>" +
        "<BODY BGCOLOR='" + bottomBackground + "'" +
        "<CENTER>";

        // NAVIGATOR NEEDS A TABLE CONTAINER TO DISPLAY THE TABLE OUTLINES PROPERLY
        if (isNav) {
            calendarBegin += 
                "<TABLE CELLPADDING=0 CELLSPACING=1 BORDER=" + tableBorder + " ALIGN=CENTER BGCOLOR='" + tableBGColor + "'><TR><TD>";
        }

        // BUILD WEEKDAY HEADINGS
        calendarBegin +=
            "<TABLE CELLPADDING=0 CELLSPACING=1 BORDER=" + tableBorder + " ALIGN=CENTER BGCOLOR='" + tableBGColor + "'>" +
            weekdays +
            "<TR>";


    // BUILD THE BOTTOM PORTION OF THE CALENDAR PAGE
    calendarEnd = "";

        // WHETHER OR NOT TO DISPLAY A THICK LINE BELOW THE CALENDAR
        if (bottomBorder) {
            calendarEnd += "<TR></TR>";
        }

        // NAVIGATOR NEEDS A TABLE CONTAINER TO DISPLAY THE BORDERS PROPERLY
        if (isNav) {
            calendarEnd += "</TD></TR></TABLE>";
        }

        // END THE TABLE AND HTML DOCUMENT
        calendarEnd +=
            "</TABLE>" +
            "</CENTER>" +
            "</BODY>" +
            "</HTML>";
}

// JAVASCRIPT FUNCTION -- DOES NOTHING (USED FOR THE HREF IN THE CALENDAR CALL)
function doNothing() {
}


// ENSURE THAT VALUE IS TWO DIGITS IN LENGTH
function makeTwoDigit(inValue) {

    var numVal = parseInt(inValue, 10);

    // VALUE IS LESS THAN TWO DIGITS IN LENGTH
    if (numVal < 10) {

        // ADD A LEADING ZERO TO THE VALUE AND RETURN IT
        return("0" + numVal);
    }
    else {
        return numVal;
    }
}


// SET FIELD VALUE TO THE DATE SELECTED AND CLOSE THE CALENDAR WINDOW
function returnDate(inDay)
{

    // inDay = THE DAY THE USER CLICKED ON
    calDate.setDate(inDay);

    // SET THE DATE RETURNED TO THE USER
    var day           = calDate.getDate();
    var month         = calDate.getMonth()+1;
    var year          = calDate.getFullYear();
    var monthString   = monthArray[calDate.getMonth()];
    var monthAbbrev   = monthString.substring(0,3);
    //weekday for display only
	//var weekday       = weekdayList[calDate.getDay()];
    //var weekdayAbbrev = weekday.substring(0,3);

    outDate = calDateFormat;

	// RETURN TWO DIGIT DAY
    if (calDateFormat.indexOf("DD") != -1) {
        day = makeTwoDigit(day);
        outDate = find_replace_char(outDate, "DD", day);
    }

    // RETURN TWO DIGIT MONTH
    if (calDateFormat.indexOf("MM") != -1) {
        month = makeTwoDigit(month);
        outDate = find_replace_char(outDate, "MM", month);
    }
   
    // RETURN FOUR-DIGIT YEAR
	if (calDateFormat.indexOf("YYYY") != -1) {
        outDate = find_replace_char(outDate, "YYYY", year);
    }

    // SET THE VALUE OF THE FIELD THAT WAS PASSED TO THE CALENDAR
    calDateField.value = outDate;

    // GIVE FOCUS BACK TO THE DATE FIELD
    //calDateField.focus();  //commented because disabled field cannot recieve focus

    // CLOSE THE CALENDAR WINDOW
    o_cal_win_spawn.close();
}

/***
* Replace all instances of _s_find with _s_replace
* _s_in_string: the string you want to convert
* _s_find:     the value to search for
* _s_replace:  the value to substitute
***/
function find_replace_char(_s_in_string, _s_find, _s_replace) {
	if (!_s_in_string) 
	{
        return "";
    }

    // REPLACE ALL INSTANCES OF find WITH replace
    if (_s_in_string.indexOf(_s_find) != -1) 
	{
        // SEPARATE THE STRING INTO AN ARRAY OF STRINGS USING THE VALUE IN find
        t = _s_in_string.split(_s_find);

        // JOIN ALL ELEMENTS OF THE ARRAY, SEPARATED BY THE VALUE IN replace
        return (t.join(_s_replace));
    }
    else 
	{
        return _s_in_string;
    }
}