// VARIABLE DECLARATIONS

var digits = "0123456789";

var lowercaseLetters = "abcdefghijklmnopqrstuvwxyz";

var uppercaseLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";


// whitespace characters
var whitespace = " \t\n\r";


// decimal point character differs by language and culture
var decimalPointDelimiter = ".";


// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";


// characters which are allowed in US phone numbers
var validUSPhoneChars = digits + phoneNumberDelimiters;


// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = digits + phoneNumberDelimiters + "+";


// non-digit characters which are allowed in 
// Social Security Numbers
var SSNDelimiters = "- ";

// characters which are allowed in Social Security Numbers
var validSSNChars = digits + SSNDelimiters;



// U.S. Social Security Numbers have 9 digits.
// They are formatted as 123-45-6789.
var digitsInSocialSecurityNumber = 9;

// U.S. phone numbers have 10 digits.
// They are formatted as 123 456 7890 or (123) 456-7890.
var digitsInUSPhoneNumber = 10;



// non-digit characters which are allowed in ZIP Codes
var ZIPCodeDelimiters = "-";

// our preferred delimiter for reformatting ZIP Codes
var ZIPCodeDelimeter = "-";
// characters which are allowed in Social Security Numbers
var validZIPCodeChars = digits + ZIPCodeDelimiters;


// U.S. ZIP codes have 5 or 9 digits.
// They are formatted as 12345 or 12345-6789.
var digitsInZIPCode1 = 5;
var digitsInZIPCode2 = 9;

//Employee ID 4 digits.
// They are formatted as 1234.
var digitsInEmpId1 = 4;


// CONSTANT STRING DECLARATIONS
// (grouped for ease of translation and localization)

// m is an abbreviation for "missing"

var mPrefix = "Please enter a value into the ";
var mSuffix = " field.";

// s is an abbreviation for "string"

var sArtTitle = "Article Title";
var sArtExpDate = "Article Expireation Date";
var sArtDate = "Article Date";
var sArtMonth = "Article Date Month";
var sArtYear = "Article Date Year";
var sArtExpMonth = "Article Expiration Date Month"
var sArtExpYear = "Article Expiration Date Year";
var sArtExpDay = "Article Expiration Date Day";

var s1stChoice = "First Choice of school";
var s2ndChoice = "Second Choice of school";
var s3rdChoice = "Third Choice of school";
var sSchoolYear = "school year";
var sHomeNum = "Home Phone Number";
var sCurGrade = "Current Grade";
var sGPA = "Grade Point Average or Average of Letter grades";
var sLastRep = "What did the student receive in citizenship or behavior";
var sPGName = "Parent/Guardian’s Name";
var sRelPG = "Relationship of Parent/Guardian to Student";
var sSchDistRes = "School District of Residence";
var sSchRes = "School of Residence";
var sWithdrawal = "Withdrawal date";
var svName = "Your Name";
var svEmail = "Your Email";
var svPhone = "Your Contact Number";
var sUserName = "user name";
var sUSFirstName = "Student’s First Name";
var sUSLastName = "Student’s Last Name";
var sUSMiddleName = "Middle Name";

var sCompanyName = "Company Name";
var sUSAddress = "Address";
var sUSAddress1 = "Street Address for Account 1";
var sUSAddress2 = "Street Address for Account 2";
var sUSAddress3 = "Street Address for Account 3";
var sCity = "City";
var sStateCode = "State Code";
var sCanadaStateCode = "Cananda State Code";
var sWorldState = "State, Province, or Prefecture";
var sEmpResp = "Employee Resp. for Assets";
var sCountry = "Country";
var sZIPCode = "ZIP Code";
var sCanadaZIPCode = "Canada Postal Code";
var sWorldPostalCode = "Postal Code";
var sPhone = "Phone Number";
var sVoiceMail = "Voice Mail Number";
var sFax = "Direct Dial Phone Num.";
var sDateOfBirth = "Date of Birth";
var sDateOfChange = "Change Address Date";
var sDateOfRequest = " Date of Request";
var sExpirationDate = "Expiration Date";
var sEmail = "Email";
var sSSN = "Social Security Number";
var sOtherInfo = "Other Information";
var radio_selection1 = "";
var radio_selection2 = "";
var radio_selection3 = "";
var radio_selection4 = "";
var radio_selection5 = "";
var radio_selection6 = "";
var radio_selection7 = "";
var radio_selection8 = "";
var radio_selection9 = "";
var radio_selection10 = "";
var office_location="";
var OptionalPhNumberType="";
var OptionalphNumber="";
var SocialSecurityNumber="";

// i is an abbreviation for "invalid"

var iStateCode = "Please enter a valid two character U.S. state abbreviation.  Example: CA for California.";
var iZIPCode = "Please enter a 5 or 9 digit U.S. ZIP Code.  Example: 94043, or 94043-1268.";
var iUSPhone = "Please enter a 10 digit U.S. phone number.  Example: 123-456-7890.";
var iSSN = "Please enter a 9 digit U.S. Social Security number.  Example: 123 45 6789.";
var iEmail = "Please enter a valid Email Address.  Example: joe@yahoo.com";
var iDay = "Please enter a day number between 1 and 31.";
var iMonth = "Please enter a month number between 1 and 12.";
var iYear = "Please enter a 2 or 4 digit year number.";
var iDatePrefix = "The Day, Month, and Year for ";
var iDateSuffix = " do not form a valid date.  Please re-enter them now.";
// p is an abbreviation for "prompt"

var pEntryPrompt = "Please enter a ";
var pStateCode = "2 character code (Example: CA).";
var pEmpId = "4 digit Employee ID Code (Example: 1234).";
var pZIPCode = "5 or 9 digit U.S. ZIP Code (Example: 94043).";
var pUSPhone = "10 digit U.S. phone number (Example: 415 555 1212).";
var pProjectPhone = "10 digit project phone number (Example: 415 555 1212).";
var pVoiceMail = "4 digit voice mail number (Example: 1212).";
var pWorldPhone = "international phone number.";
var pSSN = "9 digit U.S. social security number (Example: 123 45 6789).";
var pEmail = "valid email address (Example: john@mail.com).";
var pDay = "day number between 1 and 31.";
var pMonth = "month number between 1 and 12.";
var pYear = "2 or 4 digit year number.";

var defaultEmptyOK = false;

// Attempting to make this library run on Navigator 2.0,
// so I'm supplying this array creation routine as per
// JavaScript 1.0 documentation.  If you're using 
// Navigator 3.0 or later, you don't need to do this;
// you can use the Array constructor instead.

function makeArray(n) {
//*** BUG: If I put this line in, I get two error messages:
//(1) Window.length can't be set by assignment
//(2) daysInMonth has no property indexed by 4
//If I leave it out, the code works fine.
//   this.length = n;
   for (var i = 1; i <= n; i++) {
      this[i] = 0
   } 
   return this
}



var daysInMonth = makeArray(12);
daysInMonth[1] = 31;
daysInMonth[2] = 29;   // must programmatically check this
daysInMonth[3] = 31;
daysInMonth[4] = 30;
daysInMonth[5] = 31;
daysInMonth[6] = 30;
daysInMonth[7] = 31;
daysInMonth[8] = 31;
daysInMonth[9] = 30;
daysInMonth[10] = 31;
daysInMonth[11] = 30;
daysInMonth[12] = 31;


//===========================================================
//Auto tab function used by multi-textbox controls
var field_length=0;
var isNN = (navigator.appName.indexOf("Netscape")!=-1);
function autoTab(input,output,len, e) 
{
	var keyCode = (isNN) ? e.which : e.keyCode; 
	var filter = (isNN) ? [0,8,9] : [0,8,9,16,17,18,37,38,39,40,46];

	if (e.type == "keydown") {
		field_length=input.value.length;
		if(field_length=len)
			field_length=0;
	}
	else if (e.type == "keyup") {
		if (input.value.length != field_length) {
			field_length=input.value.length;
			if (field_length == len && !containsElement(filter,keyCode)) {
				input.form[(getIndex(input)+output)].focus();
				field_length=0;
			}
		}
	}
	
	function containsElement(arr, ele) 
	{
		var found = false, index = 0;
		while(!found && index < arr.length)
			if(arr[index] == ele)
				found = true;
			else
				index++;
		return found;
	}
	function getIndex(input) 
	{
		var index = -1, i = 0, found = false;
		while (i < input.form.length && index == -1)
			if (input.form[i] == input)index = i;
			else i++;
		return index;
	}
	return true;
}

//given day,month,year returns boolean whether valid date value
function IsValidDate(dd1,mm1,yy1,s)
{
	var mm = mm1.value;
	var dd = dd1.value;
	var yy = yy1.value;
	
	var main="valid";
	
	if ((mm < 1) || (mm > 12) || (dd < 1) || (dd > 31) || (yy < 1) ||(mm == "") || (dd == "") || (yy == ""))
		main = "invalid";
	else if (((mm == 4) || (mm == 6) || (mm == 9) || (mm == 11)) && (dd > 30))
		main = "invalid";
	else if (mm == 2) 
	{
		if (dd > 29)
			main = "invalid";
		else if((dd > 28) && (!isLeapYear(yy)))
			main = "invalid";
	}
	else if((yy > 9999)||(yy < 0))
		main = "invalid";
	else
		main = main;
		
	if (main == "valid")
		return true;
	else
		//return false;
		return warnEmpty (dd1, s);
		
	function isLeapYear(a) 
	{
		var isLeapYear = false;
		if(((a % 4 == 0) && (a % 100 != 0)) || (a % 400 == 0))
			isLeapYear =  true;
		return isLeapYear;
	} 	
}
//===========================================================



// Valid U.S. Postal Codes for states, territories, armed forces, etc.
// See http://www.usps.gov/ncsc/lookups/abbr_state.txt.

var USStateCodeDelimiter = "|";
var USStateCodes = "AL|AK|AS|AZ|AR|CA|CO|CT|DE|DC|FM|FL|GA|GU|HI|ID|IL|IN|IA|KS|KY|LA|ME|MH|MD|MA|MI|MN|MS|MO|MT|NE|NV|NH|NJ|NM|NY|NC|ND|MP|OH|OK|OR|PW|PA|PR|RI|SC|SD|TN|TX|UT|VT|VI|VA|WA|WV|WI|WY|AE|AA|AE|AE|AP"

// Check whether string s is empty.

function isEmpty(s)
{   return ((s == null) || (s.length == 0))
}



// Returns true if string s is empty or 
// whitespace characters only.

function isWhitespace (s)

{   var i;

    // Is s empty?
    if (isEmpty(s)) return true;

    // Search through string's characters one by one
    // until we find a non-whitespace character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);

        if (whitespace.indexOf(c) == -1) return false;
    }

    // All characters are whitespace.
    return true;
}



// Removes all characters which appear in string bag from string s.

function stripCharsInBag (s, bag)

{   var i;
    var returnString = "";

    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }

    return returnString;
}



// Removes all characters which do NOT appear in string bag 
// from string s.

function stripCharsNotInBag (s, bag)

{   var i;
    var returnString = "";

    // Search through string's characters one by one.
    // If character is in bag, append to returnString.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) != -1) returnString += c;
    }

    return returnString;
}



// Removes all whitespace characters from s.
// Global variable whitespace (see above)
// defines which characters are considered whitespace.

function stripWhitespace (s)

{   return stripCharsInBag (s, whitespace)
}




// WORKAROUND FUNCTION FOR NAVIGATOR 2.0.2 COMPATIBILITY.
//
// The below function *should* be unnecessary.  In general,
// avoid using it.  Use the standard method indexOf instead.
//
// However, because of an apparent bug in indexOf on 
// Navigator 2.0.2, the below loop does not work as the
// body of stripInitialWhitespace:
//
// while ((i < s.length) && (whitespace.indexOf(s.charAt(i)) != -1))
//   i++;
//
// ... so we provide this workaround function charInString
// instead.
//
// charInString (CHARACTER c, STRING s)
//
// Returns true if single character c (actually a string)
// is contained within string s.

function charInString (c, s)
{   for (i = 0; i < s.length; i++)
    {   if (s.charAt(i) == c) return true;
    }
    return false
}



// Removes initial (leading) whitespace characters from s.
// Global variable whitespace (see above)
// defines which characters are considered whitespace.

function stripInitialWhitespace (s)

{   var i = 0;

    while ((i < s.length) && charInString (s.charAt(i), whitespace))
       i++;
    
    return s.substring (i, s.length);
}


// Returns true if character c is an English letter 
// (A .. Z, a..z).
//
// NOTE: Need i18n version to support European characters.
// This could be tricky due to different character
// sets and orderings for various languages and platforms.

function isLetter (c)
{   return ( ((c >= "a") && (c <= "z")) || ((c >= "A") && (c <= "Z")) )
}



// Returns true if character c is a digit 
// (0 .. 9).

function isDigit (c)
{   return ((c >= "0") && (c <= "9"))
}



// Returns true if character c is a letter or digit.

function isLetterOrDigit (c)
{   return (isLetter(c) || isDigit(c))
}


function isInteger (s)

{   var i;

    if (isEmpty(s)) 
       if (isInteger.arguments.length == 1) return defaultEmptyOK;
       else return (isInteger.arguments[1] == true);

    // Search through string's characters one by one
    // until we find a non-numeric character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);

        if (!isDigit(c)) return false;
    }

    // All characters are numbers.
    return true;
}


function isSignedInteger (s)

{   if (isEmpty(s)) 
       if (isSignedInteger.arguments.length == 1) return defaultEmptyOK;
       else return (isSignedInteger.arguments[1] == true);

    else {
        var startPos = 0;
        var secondArg = defaultEmptyOK;

        if (isSignedInteger.arguments.length > 1)
            secondArg = isSignedInteger.arguments[1];

        // skip leading + or -
        if ( (s.charAt(0) == "-") || (s.charAt(0) == "+") )
           startPos = 1;    
        return (isInteger(s.substring(startPos, s.length), secondArg))
    }
}


function isPositiveInteger (s)
{   var secondArg = defaultEmptyOK;

    if (isPositiveInteger.arguments.length > 1)
        secondArg = isPositiveInteger.arguments[1];


    return (isSignedInteger(s, secondArg)
         && ( (isEmpty(s) && secondArg)  || (parseInt (s) > 0) ) );
}


function isNonnegativeInteger (s)
{   var secondArg = defaultEmptyOK;

    if (isNonnegativeInteger.arguments.length > 1)
        secondArg = isNonnegativeInteger.arguments[1];

    return (isSignedInteger(s, secondArg)
         && ( (isEmpty(s) && secondArg)  || (parseInt (s) >= 0) ) );
}

function isNegativeInteger (s)
{   var secondArg = defaultEmptyOK;

    if (isNegativeInteger.arguments.length > 1)
        secondArg = isNegativeInteger.arguments[1];

    return (isSignedInteger(s, secondArg)
         && ( (isEmpty(s) && secondArg)  || (parseInt (s) < 0) ) );
}

function isNonpositiveInteger (s)
{   var secondArg = defaultEmptyOK;

    if (isNonpositiveInteger.arguments.length > 1)
        secondArg = isNonpositiveInteger.arguments[1];

    return (isSignedInteger(s, secondArg)
         && ( (isEmpty(s) && secondArg)  || (parseInt (s) <= 0) ) );
}

function isFloat (s)

{   var i;
    var seenDecimalPoint = false;

    if (isEmpty(s)) 
       if (isFloat.arguments.length == 1) return defaultEmptyOK;
       else return (isFloat.arguments[1] == true);

    if (s == decimalPointDelimiter) return false;

    // Search through string's characters one by one
    // until we find a non-numeric character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);

        if ((c == decimalPointDelimiter) && !seenDecimalPoint) seenDecimalPoint = true;
        else if (!isDigit(c)) return false;
    }

    // All characters are numbers.
    return true;
}


function isSignedFloat (s)

{   if (isEmpty(s)) 
       if (isSignedFloat.arguments.length == 1) return defaultEmptyOK;
       else return (isSignedFloat.arguments[1] == true);

    else {
        var startPos = 0;
        var secondArg = defaultEmptyOK;

        if (isSignedFloat.arguments.length > 1)
            secondArg = isSignedFloat.arguments[1];

        // skip leading + or -
        if ( (s.charAt(0) == "-") || (s.charAt(0) == "+") )
           startPos = 1;    
        return (isFloat(s.substring(startPos, s.length), secondArg))
    }
}


function isAlphabetic (s)

{   var i;

    if (isEmpty(s)) 
       if (isAlphabetic.arguments.length == 1) return defaultEmptyOK;
       else return (isAlphabetic.arguments[1] == true);

    // Search through string's characters one by one
    // until we find a non-alphabetic character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is letter.
        var c = s.charAt(i);

        if (!isLetter(c))
        return false;
    }

    // All characters are letters.
    return true;
}

function isAlphanumeric (s)

{   var i;

    if (isEmpty(s)) 
       if (isAlphanumeric.arguments.length == 1) return defaultEmptyOK;
       else return (isAlphanumeric.arguments[1] == true);

    // Search through string's characters one by one
    // until we find a non-alphanumeric character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number or letter.
        var c = s.charAt(i);

        if (! (isLetter(c) || isDigit(c) ) )
        return false;
    }

    // All characters are numbers or letters.
    return true;
}

// isSSN (STRING s [, BOOLEAN emptyOK])
// 
// isSSN returns true if string s is a valid U.S. Social
// Security Number.  Must be 9 digits.
//
// NOTE: Strip out any delimiters (spaces, hyphens, etc.)
// from string s before calling this function.
//
// For explanation of optional argument emptyOK,
// see comments of function isInteger.

function isSSN (s)
{   if (isEmpty(s))
	   if (isSSN.arguments.length == 1) return defaultEmptyOK;
       else return (isSSN.arguments[1] == true);
    return (isInteger(s) && s.length == digitsInSocialSecurityNumber)
}





function reformat (s)

{   var arg;
    var sPos = 0;
    var resultString = "";

    for (var i = 1; i < reformat.arguments.length; i++) {
       arg = reformat.arguments[i];
       if (i % 2 == 1) resultString += arg;
       else {
           resultString += s.substring(sPos, sPos + arg);
           sPos += arg;
       }
    }
    return resultString;
}

function isUSPhoneNumber (s)
{   if (isEmpty(s)) 
       if (isUSPhoneNumber.arguments.length == 1) return defaultEmptyOK;
       else return (isUSPhoneNumber.arguments[1] == true);
    return (isInteger(s) && s.length == digitsInUSPhoneNumber)
}

function isInternationalPhoneNumber (s)
{   if (isEmpty(s)) 
       if (isInternationalPhoneNumber.arguments.length == 1) return defaultEmptyOK;
       else return (isInternationalPhoneNumber.arguments[1] == true);
    return (isPositiveInteger(s))
}

function isZIPCode (s)
{  if (isEmpty(s)) 
       if (isZIPCode.arguments.length == 1) return defaultEmptyOK;
       else return (isZIPCode.arguments[1] == true);
   return (isInteger(s) && 
            ((s.length == digitsInZIPCode1) ||
             (s.length == digitsInZIPCode2)))
}



function isEmpId (s)
{  if (isEmpty(s)) 
       if (isEmpId.arguments.length == 1) return defaultEmptyOK;
       else return (isEmpId.arguments[1] == true);
   return (isInteger(s) && ((s.length == digitsInEmpId1)))
}

function isChargeCode (s)
{  if (isEmpty(s)) 
       if (isChargeCode.arguments.length == 1) return defaultEmptyOK;
       else return (isChargeCode.arguments[1] == true);
   return (isInteger(s) && ((s.length == digitsInChargeCode)||(s.length == digitsInChargeCode1)))
}

function isBankABANumber (s)
{  if (isEmpty(s)) 
       if (isBankABANumber.arguments.length == 1) return defaultEmptyOK;
       else return (isBankABANumber.arguments[1] == true);
   return (isInteger(s) && ((s.length == digitsInBankABANumber)))
}   

function isVoiceMail (s)
{  if (isEmpty(s)) 
       if (isVoiceMail.arguments.length == 1) return defaultEmptyOK;
       else return (isVoiceMail.arguments[1] == true);
   return (isInteger(s) && ((s.length == digitsInVoiceMail1)))
}

function isLotusNotesPassword (s)
{  if (isEmpty(s)) 
       if (isLotusNotesPassword.arguments.length == 1) return defaultEmptyOK;
       else return (isLotusNotesPassword.arguments[1] == true);
   return (isLetter(s) && ((s.length == charsInLotusNotesPassword)))
}

function isStateCode(s)
{   if (isEmpty(s)) 
       if (isStateCode.arguments.length == 1) return defaultEmptyOK;
       else return (isStateCode.arguments[1] == true);
    return ( (USStateCodes.indexOf(s) != -1) &&
             (s.indexOf(USStateCodeDelimiter) == -1) )
}


function isEmail (s)
{   if (isEmpty(s)) 
       if (isEmail.arguments.length == 1) return defaultEmptyOK;
       else return (isEmail.arguments[1] == true);
   
    // is s whitespace?
    if (isWhitespace(s)) return false;
    
    // there must be >= 1 character before @, so we
    // start looking at character position 1 
    // (i.e. second character)
    var i = 1;
    var sLength = s.length;

    // look for @
    while ((i < sLength) && (s.charAt(i) != "@"))
    { i++
    }

    if ((i >= sLength) || (s.charAt(i) != "@")) return false;
    else i += 2;

    // look for .
    while ((i < sLength) && (s.charAt(i) != "."))
    { i++
    }

    // there must be at least one character after the .
    if ((i >= sLength - 1) || (s.charAt(i) != ".")) return false;
    else return true;
}


function isYear (s)
{   if (isEmpty(s)) 
       if (isYear.arguments.length == 1) return defaultEmptyOK;
       else return (isYear.arguments[1] == true);
    if (!isNonnegativeInteger(s)) return false;
    //return ((s.length == 2) || (s.length == 4) || (s.length == 0));
    return ((s.length == 2) || (s.length == 4));
}

function isIntegerInRange (s, a, b)
{   if (isEmpty(s)) 
       if (isIntegerInRange.arguments.length == 1) return defaultEmptyOK;
       else return (isIntegerInRange.arguments[1] == true);

    // Catch non-integer strings to avoid creating a NaN below,
    // which isn't available on JavaScript 1.0 for Windows.
    if (!isInteger(s, false)) return false;

    // Now, explicitly change the type to integer via parseInt
    // so that the comparison code below will work both on 
    // JavaScript 1.2 (which typechecks in equality comparisons)
    // and JavaScript 1.1 and before (which doesn't).
    var num = parseInt (s);
    return ((num >= a) && (num <= b));
}

function isMonth (s)
{   if (isEmpty(s)) 
       if (isMonth.arguments.length == 1) return defaultEmptyOK;
       else return (isMonth.arguments[1] == true);
    return isIntegerInRange (s, 1, 12);
}

function isDay (s)
{   if (isEmpty(s)) 
       if (isDay.arguments.length == 1) return defaultEmptyOK;
       else return (isDay.arguments[1] == true);   
    return isIntegerInRange (s, 1, 31);
}

function daysInFebruary (year)
{   // February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (  ((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0) ) ) ? 29 : 28 );
}

function isDate1 (year, month, day)
{   // catch invalid years (not 2- or 4-digit) and invalid months and days.
    if (! (isYear(year, false) && isMonth(month, false) && isDay(day, false))) return false;

    // Explicitly change type to integer to make code work in both
    // JavaScript 1.1 and JavaScript 1.2.
    var intYear = parseInt(year);
    var intMonth = parseInt(month);
    var intDay = parseInt(day);

    // catch invalid days, except for February
    if (intDay > daysInMonth[intMonth]) return false; 

    if ((intMonth == 2) && (intDay > daysInFebruary(intYear))) return false;

    return true;
}


function DaysArray(n) 
{
	for (var i = 1; i <= n; i++) {
		this[i] = 31;
		if (i==4 || i==6 || i==9 || i==11) {
			this[i] = 30;
		}
		if (i==2) {
			this[i] = 29;
		}
	} 
	return this;
}


function isDate (year, month, day)
{ // catch invalid years (not 2- or 4-digit) and invalid months and days.
	if (! (isYear(year, false) && isMonth(month, false) && isDay(day, false)))
	return false;

	// Explicitly change type to integer to make code work in both
	// JavaScript 1.1 and JavaScript 1.2.
	var intYear = parseInt(year);
	var intMonth = parseInt(month);
	var intDay = parseInt(day);

	// catch invalid days, except for February
	if (intDay > daysInMonth[intMonth]) return false; 

	if ((intMonth == 2) && (intDay > daysInFebruary(intYear))) return false;

	return true;
}


function isDate_old(dtStr){
	var dtCh= "/";
	var minYear=1900;
	var maxYear=2100;
	var daysInMonth = DaysArray(12);
	
	var pos1=dtStr.indexOf(dtCh);
	var pos2=dtStr.indexOf(dtCh,pos1+1);
	var strMonth=dtStr.substring(0,pos1);
	var strDay=dtStr.substring(pos1+1,pos2);
	var strYear=dtStr.substring(pos2+1);
	strYr=strYear;
	
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1);
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1);
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth);
	day=parseInt(strDay);
	year=parseInt(strYr);
	
	if (pos1==-1 || pos2==-1){
		alert("The <b>date</b> format should be: mm/dd/yyyy");
		return false;
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month");
		return false;
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day");
		return false;
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false;
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid <b>date</b>")
		return false;
	}
//return true;
}

/* FUNCTIONS TO NOTIFY USER OF INPUT REQUIREMENTS OR MISTAKES. */


// Display prompt string s in status bar.

function prompt (s)
{   window.status = s
}



// Display data entry prompt string s in status bar.

function promptEntry (s)
{   window.status = pEntryPrompt + s
}

function warnEmpty (theField, s)
{   theField.focus()
    alert(mPrefix + s + mSuffix)
    return false
}

function warnInvalid (theField, s)
{   theField.focus()
    theField.select()
    alert(s)
    return false
}

function checkCountry(formObj)  {
	if (formObj.selectedIndex != 0)  {
		return true;
	}
	else  {
		alert("\Please select a country from the drop-down menu.");
		return false;
	}
}

function checkString (theField, s, emptyOK)
{   // Next line is needed on NN3 to avoid "undefined is not a number" error
    // in equality comparison below.
    if (checkString.arguments.length == 2) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (isWhitespace(theField.value)) 
       return warnEmpty (theField, s);
    else return true;
}

function checkStateCode (theField, emptyOK)
{   if (checkStateCode.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    {	
		theField.value = theField.value.toUpperCase();
	   if (theField.value.length != 2) {
			return warnInvalid (theField, iStateCode);
		}
		else {
		if (!isStateCode(theField.value, false)) 
		   return warnInvalid (theField, iStateCode);
		else return true;
	   }
	   //else return warnInvalid (theField, iStateCode);
    }
}



// takes ZIPString, a string of 5 or 9 digits;
// if 9 digits, inserts separator hyphen

function reformatZIPCode (ZIPString)
{   if (ZIPString.length == 5) return ZIPString;
    else return (reformat (ZIPString, "", 5, "-", 4));
}

function checkZIPCode (theField, emptyOK)
{   if (checkZIPCode.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedZIP = stripCharsInBag(theField.value, ZIPCodeDelimiters)
      if (!isZIPCode(normalizedZIP, false)) 
         return warnInvalid (theField, iZIPCode);
      else 
      {  // if you don't want to insert a hyphen, comment next line out
         theField.value = reformatZIPCode(normalizedZIP)
         return true;
      }
    }
}


function checkBankABANumber (theField, emptyOK)
{   if (checkBankABANumber.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
   else
    { var normalizedEmp = stripCharsInBag(theField.value, BankABANumberDelimiters)
      if (!isBankABANumber(normalizedEmp, false)) 
         return warnInvalid (theField, iBankABANumber);
      else
      {
      return true;
      }   
    }
}



function checkVoiceMail (theField, emptyOK)
{   if (checkVoiceMail.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedVoice = stripCharsInBag(theField.value, VoiceMailDelimiters)
      if (!isVoiceMail(normalizedVoice, false)) 
         return warnInvalid (theField, iVoiceMail);
    }
}

function checkLotusNotesPassword (theField, emptyOK)
{   if (checkLotusNotesPassword.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedLotusNotesPassword = stripCharsInBag(theField.value, LotusNotesPasswordDelimiters)
      if (!isLotusNotesPassword(normalizedLotusNotesPassword, false)) 
         return warnInvalid (theField, iLotusNotesPassword);
      else
      {
      return true;
      }    
    }
}


function reformatUSPhone (USPhone)
{   return (reformat (USPhone, "(", 3, ") ", 3, "-", 4))
}

function checkUSPhone (theField, emptyOK)
{   if (checkUSPhone.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    {  var normalizedPhone = stripCharsInBag(theField.value, phoneNumberDelimiters)
       if (!isUSPhoneNumber(normalizedPhone, false)) 
          return warnInvalid (theField, iUSPhone);
       else 
       {  // if you don't want to reformat as (123) 456-7890, comment next line out
          theField.value = reformatUSPhone(normalizedPhone)
          return true;
       }
    }
}

function checkInternationalPhone (theField, emptyOK)
{   if (checkInternationalPhone.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    {  if (!isInternationalPhoneNumber(theField.value, false)) 
          return warnInvalid (theField, iWorldPhone);
       else return true;
    }
}


function checkEmail (theField, emptyOK)
{  
		if (checkEmail.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else if (!isEmail(theField.value, false)) 
       return warnInvalid (theField, iEmail);
    else return true;
}

function reformatSSN (SSN)
{   return (reformat (SSN, "", 3, "-", 2, "-", 4))
}

function checkEmpId (theField, emptyOK)
{   if (checkEmpId.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedEmp = stripCharsInBag(theField.value, EmpIdDelimiters)
      if (!isEmpId(normalizedEmp, false)) 
         return warnInvalid (theField, iEmpId);
      else
      {
      return true;
      }   
    }
}

function checkVMExt (theField, emptyOK)
{   if (checkVMExt.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedVMExt = stripCharsInBag(theField.value, VoiceMailDelimiters)
      if (!isVoiceMail(normalizedVMExt, false)) 
         return warnInvalid (theField, iVoiceMail);
      else
      {
      return true;
      }   
    }
}



function checkSSN (theField, emptyOK)
{  	
	if (checkSSN.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    {  var normalizedSSN = stripCharsInBag(theField.value, SSNDelimiters)
       if (!isSSN(normalizedSSN, false)) 
          return warnInvalid (theField, iSSN);
       else 
       {  // if you don't want to reformats as 123-456-7890, comment next line out
          theField.value = reformatSSN(normalizedSSN)
          return true;
      }
    }
  }

function checkYear (theField, emptyOK)
{   if (checkYear.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (!isYear(theField.value, false)) 
       return warnInvalid (theField, iYear);
    else return true;
}

function checkMonth (theField, emptyOK)
{   if (checkMonth.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (!isMonth(theField.value, false)) 
       return warnInvalid (theField, iMonth);
    else return true;
}

function checkDay (theField, emptyOK)
{   if (checkDay.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (!isDay(theField.value, false)) 
       return warnInvalid (theField, iDay);
    else return true;
}

function checkDate (monthField, dayField, yearField, labelString, OKtoOmitDay)
{ // Next line is needed on NN3 to avoid "undefined is not a number" error
	// in equality comparison below.
	if (checkDate.arguments.length == 4) OKtoOmitDay = false;
	if (!isMonth(monthField.value)) return warnInvalid (monthField, iMonth);
	if ( (OKtoOmitDay == true) && isEmpty(dayField.value) ) return true;
	else if (!isDay(dayField.value)) 
	return warnInvalid (dayField, iDay);
	if (!isYear(yearField.value)) return warnInvalid (yearField, iYear);
	if (isDate (yearField.value, monthField.value, dayField.value))
	return true;
	alert (iDatePrefix + labelString + iDateSuffix)
	return false
}

// Check to see if a radio button has been selected out of the Country radio group.
// If so, pass back the value.

function checkRegion(radio)
{  	  
	if (radio_selection1=="")
		{
		alert("\nPlease select a Country from the radio buttons.");
		return false;
		}
	else {
		radioCountry=radio_selection1;
		return true;
		} 
}

// If the Country is the US, check to see if a US Office has bee selected from the drop-down menu.
// If so, pass back the value.

function checkUSOffice(menu)
{
	var myindex=document.forms[0].cboUSOffice.selectedIndex
	office_location=document.forms[0].cboUSOffice.options[myindex].value;
		if (radio_selection1=="United States" && myindex==0)
			{
			alert("\Please select a US Office location from the drop-down menu.");
			document.forms[0].cboUSOffice.focus();
			return false;
			
			}
		else
			{
			if(radio_selection1 != "United States")
				office_location="n/a";
				return true;
			}	
}


function checkYesNo(radio)
{  	  
	if (radio_selection2=="")
		{
		alert("\nPlease select a Yes/No from the radio buttons.");
		return false;
		}
	else {
		checkYesNo=radio_selection2;
		return true;
		}
}

// Check to see if a radio button has been selected out of the Practice Area radio group.
// If so, pass back the value.

function checkPracticeArea(radio)
{  	  
	if (radio_selection2=="")
		{
		alert("\nPlease select a Practice Area from the radio buttons.");
		return false;
		}
	else {
		radioPracticeArea=radio_selection2;
		return true;
		}
}

// Check to see if a radio button has been selected for a Direct Phone.
// If so, pass back the value.

// Check to see if a optional Phone Number Type has been selected.
// If so, check to see that the number has been entered.

function checkOptPh(menu)

{
var myindex2=document.forms[0].cboOptPhNumberType.selectedIndex	
OptionalPhNumberType=document.forms[0].cboOptPhNumberType.options[myindex2].value
		
		if(myindex2 != 0 && OptionalPhNumber=="")
			{
			alert("\nPlease enter your Optional Phone Number.");
			window.document.BusinessCard.txtOptionalPhNumber.focus();
			return false;
			}
		else
			{
			return true;
			}
}

// Check to see if Voice Mail extension option has been selected.
// If so check to see if VM extension is present & valid then pass back the value.	

function checkVoiceMail(radio)

{
radioVoiceMail=radio_selection4;

	if (radio_selection4=="")
		{
		alert("\nPlease indicate whether or not you would like your Voice Mail extension included from the radio buttons.");
		window.document.BusinessCard.txtVoiceMail.focus();
		return false;
		}
	else
		{	
		if (radio_selection4=="Yes" && VoiceMail=="")
			{
			alert("\nPlease enter your Voice Mail Extension.");
			window.document.BusinessCard.txtVoiceMail.focus();
			return false;
			}
		else 
			{
				if(radio_selection4=="No")
					VoiceMail="n/a";
					return true;
			}
		}	
}

function checkVoiceMail1(radio)

{
//radioVoiceMail=radio_selection4;

	//if (radio_selection4=="")
	//	{
	//	alert("\nPlease indicate whether or not you would like your Voice Mail extension included from the radio buttons.");
	//	window.document.PersonalInfo.txtVoiceMail.focus();
	//	return false;
	//	}
	//else
	//	{	
		//if (radio_selection4=="Yes" && VoiceMail=="")
		if (document.PersonalInfo.txtVoiceMail.value=="")
			{
			alert("\nPlease enter your Voice Mail Extension.");
			window.document.PersonalInfo.txtVoiceMail.focus();
			return false;
			}
		else 
			{
		//		if(radio_selection4=="No")
		//			VoiceMail="n/a";
					return true;
			}
	//	}	
}
// Check to see if a Partner Logo option has been selected.


function checkPartnerLogo(radio)
{
	radioPartnerLogo=radio_selection5;
					
		if (radio_selection5=="")
			{
			alert("\nPlease indicate whether or not you would like to include a Partner Logo from the radio buttons.");
			return false;
			}	
		else {
		return true;
		}

}

function reformatChargeCode (ChargeCodeString)
{ 
		if (ChargeCodeString.length == 18) return ChargeCodeString;
		else if ((ChargeCodeString.length !=18)&&(ChargeCodeString.length==16)) return (reformat (ChargeCodeString, "", 4, "-", 6, "-", 6));
    
		if (ChargeCodeString.length == 14) return ChargeCodeString;
		else if ((ChargeCodeString.length !=14)&&(ChargeCodeString.length==12)) return (reformat (ChargeCodeString, "", 4, "-", 2, "-", 6));
	
}

function checkChargeCode (theField, emptyOK)
{   if (checkChargeCode.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedChargeCode = stripCharsInBag(theField.value, ChargeCodeDelimiters)
      if (!isChargeCode(normalizedChargeCode, false)) 
         return warnInvalid (theField, iChargeCode);
      else 
      {  // if you don't want to insert a hyphen, comment next line out
         theField.value = reformatChargeCode(normalizedChargeCode)
         return true;
      }
    }
}

// Get checked value from radio button.

function getRadioButtonValue (radio)
{   for (var i = 0; i < radio.length; i++)
    {   if (radio[i].checked) { break }
    }
    return radio[i].value
}

	function validateInformationRequest(form)  {
			return (				
				checkString(form.elements["selSchool1stChoice"],s1stChoice) &&
				//checkString(form.elements["selSchool2ndChoice"],s2ndChoice) &&
				//checkString(form.elements["selSchool3rdChoice"],s3rdChoice) &&
				checkString(form.elements["selYear"],sSchoolYear) &&
				checkString(form.elements["txtStdFName"],sUSFirstName) &&
				checkString(form.elements["txtStdLName"],sUSLastName) &&
				checkString(form.elements["datDOB0"],sDateOfBirth) &&
				checkString(form.elements["datDOB1"],sDateOfBirth) &&
				checkString(form.elements["datDOB2"],sDateOfBirth) &&
				checkString(form.elements["selCurGrade"],sCurGrade) &&
				checkString(form.elements["txtAddress"],sUSAddress) &&
				checkString(form.elements["txtCity"],sCity) &&
				checkString(form.elements["txtPGName"],sPGName) &&
				checkString(form.elements["txtRelPG"],sRelPG) &&
				checkString(form.elements["txtHomeNum"],sHomeNum) &&
				//checkUSPhone(form.elements["txtHomeNum"]) &&
				//checkUSPhone(form.elements["txtWorkNum"]) &&
				checkEmail(form.elements["txtEmail"]) &&
				checkString(form.elements["txtSchDistRes"],sSchDistRes) &&
				checkString(form.elements["txtSchRes"],sSchRes) &&
				//checkDate(form.elements["datWithrawal0"],form.elements["datWithrawal1"],form.elements["datWithrawal2"],sWithdrawal) &&
				checkString(form.elements["selGPA"],sGPA) &&
				checkString(form.elements["txtLastRep"],sLastRep)
 			)
		}