var digits = "0123456789";
var lowercaseLetters = "abcdefghijklmnopqrstuvwxyz"
var uppercaseLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
var whitespace = " \t\n\r";
var decimalPointDelimiter = "."
var phoneNumberDelimiters = "()- ";
var validUSPhoneChars = digits + phoneNumberDelimiters;
var validWorldPhoneChars = digits + phoneNumberDelimiters + "+";
var SSNDelimiters = "- ";
var validSSNChars = digits + SSNDelimiters;
var digitsInSocialSecurityNumber = 9;
var digitsInUSPhoneNumber = 10;
var ZIPCodeDelimiters = "-";
var ZIPCodeDelimeter = "-"
var validZIPCodeChars = digits + ZIPCodeDelimiters
var digitsInZIPCode1 = 5
var digitsInZIPCode2 = 9
var digitsInZIPCode3 = 6
var creditCardDelimiters = " "
var mPrefix = "You did not enter a value into the "
var mSuffix = " field. This is a required field. Please enter it now."
var sUSLastName = "Last Name"
var sUSFirstName = "First Name"
var sWorldLastName = "Family Name"
var sWorldFirstName = "Given Name"
var sTitle = "Title"
var sCompanyName = "Company Name"
var sUSAddress = "Street Address"
var sWorldAddress = "Address"
var sCity = "City"
var sStateCode = "State Code"
var sWorldState = "State, Province, or Prefecture"
var sCountry = "Country"
var sZIPCode = "ZIP Code"
var sWorldPostalCode = "Postal Code"
var sPhone = "Phone Number"
var sFax = "Fax Number"
var sDateOfBirth = "Date of Birth"
var sExpirationDate = "Expiration Date"
var sEmail = "Email"
var sSSN = "Social Security Number"
var sCreditCardNumber = "Credit Card Number"
var sOtherInfo = "Other Information"
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 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 iSSN = "This field must be a 9 digit U.S. social security number (like 123 45 6789). Please reenter it now."
var iEmail = "Please use a valid email address e.g. (user@arzoo.com)."
var iCreditCardPrefix = "This is not a valid "
var iCreditCardSuffix = " credit card number. (Click the link on this form to see a list of sample numbers.) 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 2 or 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 pStateCode = "2 character code (like CA)."
var pZIPCode = "5 or 9 digit U.S. ZIP Code (like 94043)."
var pUSPhone = "10 digit U.S. phone number (like 415 555 1212)."
var pWorldPhone = "international phone number."
var pSSN = "9 digit U.S. social security number (like 123 45 6789)."
var pEmail = "valid email address (like foo@bar.com)."
var pCreditCard = "valid credit card number."
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
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 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 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 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 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 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 isPhoneNumber (s)
{   if (isEmpty(s))
       if (isPhoneNumber.arguments.length == 1) return defaultEmptyOK;
       else return (isPhoneNumber.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) ||
			 (s.length == digitsInZIPCode3)))
}
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 == 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);
    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);
    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)
{   theField.focus()
    alert(s)
    return false
}
function warnInvalid (theField, s)
{   theField.focus()
    theField.select()
    alert(s)
    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 checkZIPCode (theField, s, emptyOK)
{   if (checkZIPCode.arguments.length == 2) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { var normalizedZIP = stripCharsInBag(theField.value, ZIPCodeDelimiters)
      if (!isZIPCode(normalizedZIP, false))
         return warnEmpty (theField, s);
      else return true;
    }
}
function checkPhone (theField, s, emptyOK)
{   if (checkPhone.arguments.length == 2) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    {  if (!isPhoneNumber(theField.value, false))
          return warnEmpty (theField, s);
       else return true;
    }
}
function checkEmail (theField, s, emptyOK)
{   if (checkEmail.arguments.length == 2) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else if (!isEmail(theField.value, false))
       return warnEmpty (theField, s);
    else return true;
}
function reformatSSN (SSN)
{   return (reformat (SSN, "", 3, "-", 2, "-", 4))
}
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
       {  
          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 (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 getRadioButtonValue (radio)
{   for (var i = 0; i < radio.length; i++)
    {   if (radio[i].checked) { break }
    }
    return radio[i].value
}
function checkCreditCard (radio, theField)
{   var cardType = getRadioButtonValue (radio)
    var normalizedCCN = stripCharsInBag(theField.value, creditCardDelimiters)
    if (!isCardMatch(cardType, normalizedCCN))
       return warnInvalid (theField, iCreditCardPrefix + cardType + iCreditCardSuffix);
    else
    {  theField.value = normalizedCCN
       return true
    }
}
function isCreditCard(st) {
  
  if (st.length > 19)
    return (false);

  sum = 0; mul = 1; l = st.length;
  for (i = 0; i < l; i++) {
    digit = st.substring(l-i-1,l-i);
    tproduct = parseInt(digit ,10)*mul;
    if (tproduct >= 10)
      sum += (tproduct % 10) + 1;
    else
      sum += tproduct;
    if (mul == 1)
      mul++;
    else
      mul--;
  }
  if ((sum % 10) == 0)
    return (true);
  else
    return (false);

} 
function isVisa(cc)
{
  if (((cc.length == 16) || (cc.length == 13)) &&
      (cc.substring(0,1) == 4))
    return isCreditCard(cc);
  return false;
}  
function isMasterCard(cc)
{
  firstdig = cc.substring(0,1);
  seconddig = cc.substring(1,2);
  if ((cc.length == 16) && (firstdig == 5) &&
      ((seconddig >= 1) && (seconddig <= 5)))
    return isCreditCard(cc);
  return false;

} 
function isAmericanExpress(cc)
{
  firstdig = cc.substring(0,1);
  seconddig = cc.substring(1,2);
  if ((cc.length == 15) && (firstdig == 3) &&
      ((seconddig == 4) || (seconddig == 7)))
    return isCreditCard(cc);
  return false;

} 
function isDinersClub(cc)
{
  firstdig = cc.substring(0,1);
  seconddig = cc.substring(1,2);
  if ((cc.length == 14) && (firstdig == 3) &&
      ((seconddig == 0) || (seconddig == 6) || (seconddig == 8)))
    return isCreditCard(cc);
  return false;
}
function isCarteBlanche(cc)
{
  return isDinersClub(cc);
}
function isDiscover(cc)
{
  first4digs = cc.substring(0,4);
  if ((cc.length == 16) && (first4digs == "6011"))
    return isCreditCard(cc);
  return false;

} 
function isEnRoute(cc)
{
  first4digs = cc.substring(0,4);
  if ((cc.length == 15) &&
      ((first4digs == "2014") ||
       (first4digs == "2149")))
    return isCreditCard(cc);
  return false;
}
function isJCB(cc)
{
  first4digs = cc.substring(0,4);
  if ((cc.length == 16) &&
      ((first4digs == "3088") ||
       (first4digs == "3096") ||
       (first4digs == "3112") ||
       (first4digs == "3158") ||
       (first4digs == "3337") ||
       (first4digs == "3528")))
    return isCreditCard(cc);
  return false;

} 
function isAnyCard(cc)
{
  if (!isCreditCard(cc))
    return false;
  if (!isMasterCard(cc) && !isVisa(cc) && !isAmericanExpress(cc) && !isDinersClub(cc) &&
      !isDiscover(cc) && !isEnRoute(cc) && !isJCB(cc)) {
    return false;
  }
  return true;

} 
function isCardMatch (cardType, cardNumber)
{

        cardType = cardType.toUpperCase();
        var doesMatch = true;

        if ((cardType == "VISA") && (!isVisa(cardNumber)))
                doesMatch = false;
        if ((cardType == "MASTERCARD") && (!isMasterCard(cardNumber)))
                doesMatch = false;
        if ( ( (cardType == "AMERICANEXPRESS") || (cardType == "AMEX") )
                && (!isAmericanExpress(cardNumber))) doesMatch = false;
        if ((cardType == "DISCOVER") && (!isDiscover(cardNumber)))
                doesMatch = false;
        if ((cardType == "JCB") && (!isJCB(cardNumber)))
                doesMatch = false;
        if ((cardType == "DINERS") && (!isDinersClub(cardNumber)))
                doesMatch = false;
        if ((cardType == "CARTEBLANCHE") && (!isCarteBlanche(cardNumber)))
                doesMatch = false;
        if ((cardType == "ENROUTE") && (!isEnRoute(cardNumber)))
                doesMatch = false;
        return doesMatch;

}  
function IsCC (st) {
    return isCreditCard(st);
}
function IsVisa (cc)  {
  return isVisa(cc);
}
function IsVISA (cc)  {
  return isVisa(cc);
}
function IsMasterCard (cc)  {
  return isMasterCard(cc);
}
function IsMastercard (cc)  {
  return isMasterCard(cc);
}
function IsMC (cc)  {
  return isMasterCard(cc);
}
function IsAmericanExpress (cc)  {
  return isAmericanExpress(cc);
}
function IsAmEx (cc)  {
  return isAmericanExpress(cc);
}
function IsDinersClub (cc)  {
  return isDinersClub(cc);
}
function IsDC (cc)  {
  return isDinersClub(cc);
}
function IsDiners (cc)  {
  return isDinersClub(cc);
}
function IsCarteBlanche (cc)  {
  return isCarteBlanche(cc);
}
function IsCB (cc)  {
  return isCarteBlanche(cc);
}
function IsDiscover (cc)  {
  return isDiscover(cc);
}
function IsEnRoute (cc)  {
  return isEnRoute(cc);
}
function IsenRoute (cc)  {
  return isEnRoute(cc);
}
function IsJCB (cc)  {
  return isJCB(cc);
}
function IsAnyCard(cc)  {
  return isAnyCard(cc);
}
function IsCardMatch (cardType, cardNumber)  {
  return isCardMatch (cardType, cardNumber);
}
function Sbd_Download(milanHome,location)
{
   if (location == null) {
    location = milanHome + "surfboard/pop-download-progress.jsp";
  }

  if(!is_win)
  {
    
    return;
  }

  if(!is_ie4up)
  {
    
    return;
  }

  var iLeft = screen.availWidth*0.125 ;
  var iTop = screen.availHeight*0.125;
  var iWidth = screen.availWidth *0.50;
  var iHeight = screen.availHeight*0.50;
  var Attrib = "toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=no,resizable=no,width=" + iWidth + ",height=" + iHeight + ",left=" + iLeft + ",top=" + iTop;
  window.open (location, '',Attrib);
}
function CheckCCNumber(CreditCardNumber,CreditCardType)
{
    var cardNum = CreditCardNumber.value;
    var selType =CreditCardType.value;
    if(isCreditCard(cardNum) == false)
    {
                alert(cardNum  + " is not a valid creditcard ");
                CreditCardNumber.focus();
                return false;
    }

    if(selType.toUpperCase() == "MASTERCARD" ) 
    {
                if(isMasterCard(cardNum) == false)
        {
            alert("You have entered an invalid mastercard. Please check the numbers and reenter");
                CreditCardNumber.focus();
            return false;
                }
    }
    else if(selType.toUpperCase() == "VISA")
    {       i
                if(isVisa(cardNum) == false)
        {
            alert("You have entered an invalid visa card. Please check the numbers and reenter");
                CreditCardNumber.focus();
            return false;
                }
        }
    else if(selType.toUpperCase() == "DISCOVER") 
    {
                if(isDiscover(cardNum) == false)
        {
            alert("You have entered an invalid discover card. Please check the numbers and reenter");
                CreditCardNumber.focus();
            return false;
                }
        }
    return true;
}

function checkExpiryDate(yearObj, monthObj)
{
    var lDate = new Date();

    var year = yearObj.value;
    var month = monthObj.value;
    if(
    (
    (monthObj.value < lDate.getMonth() ) &&
    ( year ==  lDate.getFullYear() )
    ) ||
    (year < lDate.getFullYear())
    )
    {
        alert(" The expiry date of the credit card is past. Please check it or enter another");
        yearObj.focus();
        return false;
    }
    if(year > 2025)

    {
        alert("The year you entered seems to be too large ");
        yearObj.focus();
        return false;
    }
    return true;
}
function isChecked(radiobutton)
{
	var i;
	for(i = 0; i < radiobutton.length; i++)
	{
		if(radiobutton[i].checked)
			return i;
	}
	return -1;

}
function OpenAttachment(attachFileName)
{
  window.open(attachFileName);
}
function checkAlphanum(field, fieldId)
{
	if(checkString(field,fieldId) == false)
		return false;
	if(!isAlphanumeric(field.value))
	{
		alert(fieldId +
		" should be alphanumeric and should not contain spaces");
		field.focus();
		return false;
	}
	return true;

}
function callInParent(url)
{
  window.opener.ChangeParent(url);

}
function checkMoney(field,fieldId)
{
	if((field.value =="") ||
	(isFloat(field,fieldId) == false))
	{
		alert(fieldId +
		" should be a valid amount of the form xx.xx ");
		field.focus();
		return false;
	}
	return true;

}