var digits = "0123456789";
var lowercaseLetters = "abcdefghijklmnopqrstuvwxyz"
var uppercaseLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
var whitespace = " \t\n\r";
var phoneNumberDelimiters = "()- ";
var validUSPhoneChars = digits + phoneNumberDelimiters;
var validWorldPhoneChars = digits + phoneNumberDelimiters + "+";
var digitsInUSPhoneNumber = 10;
var ZIPCodeDelimiters = "-";
var ZIPCodeDelimeter = "-"
var validZIPCodeChars = digits + ZIPCodeDelimiters
var digitsInZIPCode1 = 5
var digitsInZIPCode2 = 9

var decimalPointDelimiter = "."
var mPrefix = "You did not enter a value into the "
var mSuffix = " field. This is a required field. Please enter it now."
var iInteger = "This field must be an integer. Please re-enter it now."
var iSignedFloat = "This field must be an integer (eg. -3) or a float (like 0.2). Please re-enter it now."
var iAlphanumeric = "This field must be an alphanumeric string (no spaces or special characters allowed). Please re-enter it now."
var iStateCode = "This field must be a valid two character U.S. state abbreviation (like CA for California). Please reenter it now."
var iZIPCode = "This field must be a 5 or 9 digit U.S. ZIP Code (like 94043). Please reenter it now."
var iPostalCode = "This field must be a 6 alphanumeric Canada Postal Code (like J8Z 1L2). Please reenter it now."
var iUSPhone = "This field must be a 10 digit U.S. phone number (like 415 555 1212). Please reenter it now."
var iWorldPhone = "This field must be a valid international phone number. Please reenter it now."
var iEmail = "This field must be a valid email address (like my_email@hotmail.com). Please reenter it now."
var iDay = "This field must be a day number between 1 and 31.  Please reenter it now."
var iMonth = "This field must be a month number between 1 and 12.  Please reenter it now."
var iYear = "This field must be a 4 digit year number.  Please reenter it now."
var iDatePrefix = "The Day, Month, and Year for "
var iDateSuffix = " do not form a valid date.  Please reenter them now."
var pEntryPrompt = "Please enter a "
var sCountry = "Please select a valid country."
var sEmail1 = "Email address seems incorrect (check @ and .'s)"
var sEmail2 = "The username doesn't seem to be valid."
var sEmail3 = "Destination IP address is invalid!"
var sEmail4 = "The domain name doesn't seem to be valid."
var sEmail5 = "The address must end in a three-letter domain, or two letter country."
var sEmail6 = "This address is missing a hostname!"


if (getCookie("lang")=="fr") {
	mPrefix = "Vous n'avez rien entré dans le champ "
	mSuffix = ". Ce champ est obligatoire. Veuillez l'entrer maintenant."
	iInteger = "Ce champ doit être un nombre entier. Veuillez le ré-inscrire maintenant."
	iSignedFloat = "Ce champ doit contenir un entier (ex. -3) ou un décimal (comme 0.2). S.V.P. le ré-inscrire maintenant."
	iAlphanumeric = "Ce champ doit être une chaîne alphanumérique (les espaces et les caractères spéciaux ne sont pas permis.) S.V.P. le ré-inscrire maintenant."
	iStateCode = "Ce champ doit être une abbréviation d'état américain à deux caractères (comm CA pour Californie0. S.V.P. la ré-inscrire maintenant."
	iZIPCode = "Ce champ doit être un code ZIP américain à 5 ou 9 caractères (comme 94043). S.V.P. le ré-inscrire maintenant."
	iPostalCode = "Ce champ doit être un code postal canadien à 6 caractères alphanumériques (comme J8Z 1L2). S.V.P. le ré-inscrire maintenant."	
	iUSPhone = "Ce champ doit être un numéro de téléphone américain à 10 chiffres (comme 415 555 1212). S.V.P. le ré-inscrire maintenant."
	iWorldPhone = "Ce champ doit être un numéro de téléphone international valide. S.V.P. le réinscrire maintenant."
	iEmail = "Ce champ doit être une adresse électronique valide (comme mon_courriel@hotmail.com). S.V.P. la ré-inscrire maintenant."
	iDay = "Ce champ doit être un jour entre 1 et 31. S.V.P. le réinscrire maintenant."
	iMonth = "Ce champ doit être un numéro de mois entre 1 et 12. S.V.P. le réinscrire maintenant."
	iYear = "Ce champ doit être une année à 4 chiffres. S.V.P. la réinscrire maintenant."
	iDatePrefix = "Le Jour, Mois et Année pour "
	iDateSuffix = "ne forment pas une date valide. S.V.P. le réinscrire maintenant."
	pEmtryPrompt = "S.V.P. entrer un "
	sCountry = "S.V.P. choisissez un pays."
	sEmail1 = "Le courriel semble incorrecte. (Vérifiez les \"@\" et les \".\")"
	sEmail2 = "Le nom d'usager du courriel ne semble pas valide."
	sEmail3 = "L'adresse IP de destination du courriel n'est pas valide."
	sEmail4 = "Le nom de domaine du courriel ne semble pas valide."
	sEmail5 = "Le courriel doit se terminer avec un domaine de 3 lettres (comme .com, .net, .gov, .edu, etc.) ou un nom de pays à deux lettres (comme .ca, .uk, .ru, etc.)"
	sEmail6 = "Il manque le nom de domaine à ce courriel."
}
function getCookie (name){
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;

	while (i < clen)
	{
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
			return getCookieVal (j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break;
	}
	return null;
}

var defaultEmptyOK = false
function makeArray(n) {
   for (var i = 1; i <= n; i++) {
      this[i] = 0
   } 
   return this
}
var daysInMonth = makeArray(12);
daysInMonth[1] = 31;
daysInMonth[2] = 29;   
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;
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"
function isEmpty(s)
{   return ((s == null) || (s.length == 0))
}
function isWhitespace (s)
{   var i;
    if (isEmpty(s)) return true;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (whitespace.indexOf(c) == -1) return false;
    }
    return true;
}
function IsValid(objObject, txtType, blnAcceptEmpty, blnAcceptWhiteSpace)
{
	if( txtType == "str" )
	{
		if( !blnAcceptEmpty && isEmpty(objObject.value) )
			return false;
		var charValue;
		if( !blnAcceptWhiteSpace )
		{	for (var i=0; i < objObject.value.length; i++)
			{
				charValue=objObject.value.charAt(i);
				if (charValue ==' ' || charValue =='\t' || charValue == '\'')
					return false;
		}	}
	}
	else if( txtType == "int" )
	{	if( !blnAcceptEmpty && isEmpty(objObject.value) )
			return false;
		if( isNaN(objObject.value) )
			return false;
	}
	else
	{	return false;
	}
	return true;
}
function stripCharsInBag (s, bag)
{   var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}
function stripCharsNotInBag (s, bag)
{   var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) != -1) returnString += c;
    }
    return returnString;
}
function stripWhitespace (s)
{   return stripCharsInBag (s, whitespace)
}
function charInString (c, s)
{   for (i = 0; i < s.length; i++)
    {   if (s.charAt(i) == c) return true;
    }
    return false
}
function stripInitialWhitespace (s)
{   var i = 0;
    while ((i < s.length) && charInString (s.charAt(i), whitespace))
       i++;
    return s.substring (i, s.length);
}
function isLetter (c)
{   return ( ((c >= "a") && (c <= "z")) || ((c >= "A") && (c <= "Z")) )
}
function isDigit (c)
{   return ((c >= "0") && (c <= "9"))
}
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);
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (!isDigit(c)) return false;
    }
    return true;
}
function checkInteger (theField, emptyOK)
{   if (checkInteger.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (!isInteger(theField.value, false)) 
       return warnInvalid (theField, iInteger);
    else 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];
        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;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if ((c == decimalPointDelimiter) && !seenDecimalPoint) seenDecimalPoint = true;
        else if (!isDigit(c)) return false;
    }
    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];
        if ( (s.charAt(0) == "-") || (s.charAt(0) == "+") )
           startPos = 1;    
        return (isFloat(s.substring(startPos, s.length), secondArg))
    }
}
function checkSignedFloat (theField, emptyOK)
{   if (checkSignedFloat.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (!isSignedFloat(theField.value, false)) 
       return warnInvalid (theField, iSignedFloat);
    else return true;
}
function isAlphabetic (s)
{   var i;
    if (isEmpty(s)) 
       if (isAlphabetic.arguments.length == 1) return defaultEmptyOK;
       else return (isAlphabetic.arguments[1] == true);
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (!isLetter(c))
        return false;
    }
    return true;
}
function isAlphanumeric (s)
{   var i;
    if (isEmpty(s)) 
       if (isAlphanumeric.arguments.length == 1) return defaultEmptyOK;
       else return (isAlphanumeric.arguments[1] == true);
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (! (isLetter(c) || isDigit(c) ) )
        return false;
    }
    return true;
}
function checkAlphanumeric (theField, emptyOK)
{   if (checkAlphanumeric.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    if (!isAlphanumeric(theField.value, false)) 
       return warnInvalid (theField, iAlphanumeric);
    else return true;
}
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 isPostalCode (s)
{	if (isEmpty(s)) 
       if (isPostalCode.arguments.length == 1) return defaultEmptyOK;
       else return (isPostalCode.arguments[1] == true);
	if( s.length != 6 ) return false;
	
   return (isLetter(s.charAt(0)) && 
			isDigit(s.charAt(1)) && 
			isLetter(s.charAt(2)) && 
			isDigit(s.charAt(3)) && 
			isLetter(s.charAt(4)) && 
			isDigit(s.charAt(5))
             );
}
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 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);
   
    if (isWhitespace(s)) return false;
    var i = 1;
    var sLength = s.length;
    while ((i < sLength) && (s.charAt(i) != "@"))
    { i++
    }
    if ((i >= sLength) || (s.charAt(i) != "@")) return false;
    else i += 2;
    while ((i < sLength) && (s.charAt(i) != "."))
    { i++
    }
    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 == 4);
}
function isIntegerInRange (s, a, b)
{   if (isEmpty(s)) 
       if (isIntegerInRange.arguments.length == 1) return defaultEmptyOK;
       else return (isIntegerInRange.arguments[1] == true);

    if (!isInteger(s, false)) return false;
	    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);
	if (s.length==2 && s.substring(0,1) == "0")
	{
		s = s.substring(1,2);
	}	
    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)
{   
    return (  ((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0) ) ) ? 29 : 28 );
}
function isDate (year, month, day)
{   
    if (! (isYear(year, false) && isMonth(month, false) && isDay(day, false))) return false;
    var intYear = parseInt(year);
    var intMonth = parseInt(month);
    var intDay = parseInt(day);
    if (intDay > daysInMonth[intMonth]) return false; 
    if ((intMonth == 2) && (intDay > daysInFebruary(intYear))) return false;
    return true;
}
function prompt (s)
{   window.status = s
}
function promptEntry (s)
{   window.status = pEntryPrompt + s
}
function warnEmpty (theField, s)
{   alert(mPrefix + s + mSuffix)
	theField.focus()
	theField.select()
    return false
}
function warnInvalid (theField, s)
{   alert(s)
	theField.focus()
    theField.select()
    return false
}
function checkString (theField, s, emptyOK)
{   
    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 (!isStateCode(theField.value, false)) 
          return warnInvalid (theField, iStateCode);
       else return true;
    }
}
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 
      {  
         theField.value = reformatZIPCode(normalizedZIP)
         return true;
      }
    }
}
function reformatPostalCode (ZIPString)
{   
    var resultString = "";
    var i;
    for (i = 0; i < ZIPString.length; i++)
	{
        var c = ZIPString.charAt(i);
		if( isDigit(c) )
			resultString = resultString + c;
		else
			resultString = resultString + c.toUpperCase();
		if( i == 2 )
			resultString = resultString + ' ';
	}
    return resultString;
}
function checkPostalCode (theField, emptyOK)
{   if (checkPostalCode.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedZIP = stripCharsInBag(theField.value, whitespace);
      if (!isPostalCode(normalizedZIP, false)) 
         return warnInvalid (theField, iPostalCode);
      else 
      {  
         theField.value = reformatPostalCode(normalizedZIP)
         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 
       {  
          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 emailCheck (emailStr) {
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	var newDomains=new RegExp("aero|coop|info|museum|name");

	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) {
		alert(sEmail1)
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null) {
	    alert(sEmail2)
	    return false
	}
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		  for (var i=1;i<=4;i++) {
		    if (IPArray[i]>255) {
			alert(sEmail3)
			return false
		    }
	    }
	    return true
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		alert(sEmail4)
	    return false
	}
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length

	var matchNewDomains=domArr[domArr.length-1].match(newDomains);
	if ((domArr[domArr.length-1].length<2 || 
	    domArr[domArr.length-1].length>3) &&
	    (matchNewDomains==null)) {
	   alert(sEmail5)
	   return false
	}
	if (len<2) {
	   alert(sEmail6)
	   return false
	}

	return true;
}

function checkEmail (theField, emptyOK)
{   if (checkEmail.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    return emailCheck(theField.value);
}
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 (yearField, monthField, dayField, labelString, OKtoOmitDay)
{   
    if (checkDate.arguments.length == 4) OKtoOmitDay = false;
    if (!isYear(yearField.value)) return warnInvalid (yearField, iYear);
    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 (isDate (yearField.value, monthField.value, dayField.value))
       return true;
    alert (iDatePrefix + labelString + iDateSuffix)
    return false
}
function checkValidCountry (theField)
{
	if ((theField.value == "M-") || (theField.value == "O-")) return warnInvalid2(theField, sCountry);
	return true;
}

function warnInvalid2 (theField, s)
{   alert(s)
	theField.focus()
    return false
}
function getRadioButtonValue (radio)
{   for (var i = 0; i < radio.length; i++)
    {   if (radio[i].checked) { break }
    }
    return radio[i].value
}
function getRadioButtonIndex (radio)
{   for (var i = 0; i < radio.length; i++)
    {   if (radio[i].checked) { break }
    }
    return i--
}
function getSelectBoxIndex (select)
{   for (var i = 0; i < select.length; i++)
    {   if (select.options[i].selected) { break }
    }
    return i--
}

function checkAll(field) {
for (i = 0; i < field.length; i++)
	field[i].checked = true ;
}

function uncheckAll(field) {
for (i = 0; i < field.length; i++)
	field[i].checked = false ;
}

function selectAll(field){
for(i=0; i<(field.length); i++)
	field.options[i].selected = true;
}
function unselectAll(field){
for(i=0; i<(field.length); i++)
	field.options[i].selected = false;
}