function ro(obj, clsname){document.all[obj].className = clsname;}

function loadurl(wp){window.open(wp, '_top');}

function ss(img){window.open(img, 'imgwin','location=no,toolbar=no,menubar=yes,resizable=yes,status=no,width=530,height=380,top=50,left=50');}

function ssrep(pdf){window.open(pdf, 'imgwin','location=no,toolbar=no,menubar=yes,resizable=yes,status=no,width=800,height=600,top=50,left=50');}

function tos(){window.open('tos.htm','tos','width=600,height=400,toolbar=no,resizable=yes,location=no,scrollbars=yes,menubar=yes');}

function legal(){window.open('legal.htm','tos','width=600,height=400,toolbar=no,resizable=yes,location=no,scrollbars=yes,menubar=yes');}

function privacy(){window.open('privacy.htm','tos','width=600,height=400,toolbar=no,resizable=yes,location=no,scrollbars=yes,menubar=yes');}

function cvv2(){window.open('cvv2.htm','tos','width=440,height=250,toolbar=no,resizable=yes,location=no,scrollbars=yes,menubar=yes');}

function proc(){
    if(document.all['agree'].checked){
        document.all['procbutton'].value = 'Processing...';
        document.all['procbutton'].disabled = true;
        document.all['frmproc'].submit();
    }else{
        alert('You must agree to the Terms of Service by clicking on the checkbox');
    }  
}

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 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 = "This field must be a valid email address (like myname@mydomain.com). Please reenter it now."
var iCreditCardPrefix = "This is not a valid "
var iCreditCardSuffix = " credit card number. (Please enter numbers only.) 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 whereonsite(){
	document.all['ponotes'].value = prompt('Where were the materials left onsite?', '');
}

function calcBudget(){
	var retperc;
	var billperc;
	var totret;
	var baldue;
	var prevbill;
	var hidprevbill;
	var soldamt;
	
	retperc = '.' + document.all['retainperc'].value;
	billperc = '.' + document.all['billedperc'].value;
	if(retperc == '.0.0'){retperc = 0};
	if(retperc == '.1'){retperc = .01};
	if(retperc == '.2'){retperc = .02};
	if(retperc == '.3'){retperc = .03};
	if(retperc == '.4'){retperc = .04};
	if(retperc == '.5'){retperc = .05};
	if(retperc == '.6'){retperc = .06};
	if(retperc == '.7'){retperc = .07};
	if(retperc == '.8'){retperc = .08};
	if(retperc == '.9'){retperc = .09};
	if(retperc == '.100'){retperc = 1};
	
	if(billperc == '.0.0'){billperc = 0};
	if(billperc == '.1'){billperc = .01};
	if(billperc == '.2'){billperc = .02};
	if(billperc == '.3'){billperc = .03};
	if(billperc == '.4'){billperc = .04};
	if(billperc == '.5'){billperc = .05};
	if(billperc == '.6'){billperc = .06};
	if(billperc == '.7'){billperc = .07};
	if(billperc == '.8'){billperc = .08};
	if(billperc == '.9'){billperc = .09};
	if(billperc == '.100'){billperc = 1};
	
	//prevbill = document.all['prevbill'].value;
	//hidprevbill = document.all['hidprevbill'].value;
	
        formatCurrency(document.all['saleprice'], 0);
	soldamt = document.all['saleprice'].value;
	formatCurrency(document.all['saleprice'], 1);
	
	soldamt = soldamt.replace(',','');
	
	//alert('retperc:' + retperc + '\nbillperc:' + billperc + '\nprevbill:' + prevbill + '\nhidprevbill:' + hidprevbill + '\nsoldamt:' + soldamt);

	//update balance due by billed percentage...
	if(isNaN(billperc)){
		billperc = 0;
		document.all['billedperc'].value = '0.0';
	}
	//alert(soldamt + ' - ' + billperc);
	baldue = soldamt * billperc;
	//alert(baldue);
	document.all['balance'].value = baldue; 
	document.all['amt'].value = baldue;
	formatCurrency(document.all['balance'], 1);
	formatCurrency(document.all['amt'], 1);

	//update total retainer amt
	if(isNaN(retperc)){
		retperc = 0;
		document.all['retainperc'].value = '0.0';
	}
	totret = baldue * retperc;
	document.all['totretain'].value = totret;
	formatCurrency(document.all['totretain'] , 1);
	
	//update hidden value field...
	//if(hidprevbill == ''){
	//	document.all['hidprevbill'].value = '0.00';
	//}else{
	//	document.all['prevbill'].value = hidprevbill;
	//	formatCurrency(document.all['prevbill'], 1);
	//}
}

function setFieldDate(fld){
    var currentTime = new Date();
    var month = currentTime.getMonth() + 1
    var day = currentTime.getDate()
    var year = currentTime.getFullYear()
    document.all[fld].value = month + "/" + day + "/" + year;
}

function formatPercent(fld){
    document.all[fld].value = document.all[fld].value / 100;
}

function calcBillPerc(){
   formatCurrency(document.all['amt'], 0);
   formatCurrency(document.all['saleprice'], 0);
   document.all['amt'].value = document.all['amt'].value.replace(',','');
   document.all['saleprice'].value = document.all['saleprice'].value.replace(',','');

   document.all['billedperc'].value = document.all['amt'].value / document.all['saleprice'].value;
   
   formatCurrency(document.all['amt'], 1);
   formatCurrency(document.all['saleprice'], 1);
}

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;   // 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;


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 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 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 isTime (s)
{   if (isEmpty(s)) 
       if (isTime.arguments.length == 1) return defaultEmptyOK;
       else return (isTime.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;
    if ((i >= sLength - 2) || (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(mPrefix + s + mSuffix)
    return false
}

function warnInvalid (theField, s){ 
    theField.value = ""
    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 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 reformatUSPhone (USPhone)
{   return (reformat (USPhone, "(", 3, ") ", 3, "-", 4))
//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 checkPassword (pwdfield, cpwdfield){
	if (pwdfield.value != '' && cpwdfield.value != ''){
		if (pwdfield.value != cpwdfield.value){
			pwdfield.value = '';
			cpwdfield.value = '';
			alert('Your confirmation Password does not match.  Please try again.');
		}
	}
}

function checkEmailAddr (emfield, cemfield){
	if (emfield.value != '' && cemfield.value != ''){
		if (emfield.value != cemfield.value){
			emfield.value = '';
			cemfield.value = '';
			alert('Your confirmation E-Mail Address does not match.  Please try again.');
		}
	}
}

function shareinfo(fld, oid, otid, ca, aoid, headerotid){
    //top.opener.top.frames['procframe'].location = 'redir.aspx?cmd=shareinfo&ca=' + ca + '&aoid=' + aoid + '&fld=' + fld + '&oid=' + oid + '&otid=' + otid;
    window.open('redir.aspx?cmd=shareinfo&ca=' + ca + '&aoid=' + aoid + '&fld=' + fld + '&oid=' + oid + '&otid=' + otid + '&hd=' + headerotid, '_parent'); 
}

function checkSignup(){
	var noerr = true; 
	var errmsg = '';

	if(document.all['selplan'].value == ''){
		errmsg = errmsg + '\nStep 1: What would you like to do?'; 
		noerr = false; 
	}
	if(document.all['fname'].value == ''){
		errmsg = errmsg + '\nFirst Name'; 
		noerr = false; 
	}
	if(document.all['lname'].value == ''){
		errmsg = errmsg + '\nLast Name'; 
		noerr = false; 
	}
	if(document.all['comp'].value == ''){
		errmsg = errmsg + '\nCompany'; 
		noerr = false; 
	}
	if(document.all['email'].value == ''){
		errmsg = errmsg + '\nE-Mail'; 
		noerr = false; 
	}
	if(document.all['confemail'].value == ''){
		errmsg = errmsg + '\nConfirmation Email'; 
		noerr = false; 
	}
	if(document.all['pwd'].value == ''){
		errmsg = errmsg + '\nPassword'; 
		noerr = false; 
	}
	if(document.all['confpwd'].value == ''){
		errmsg = errmsg + '\nConfirmation Password'; 
		noerr = false; 
	}

	if(noerr){
		document.all['signupfrm'].submit();
	}else{
		errmsg = 'The following field(s) are required:\n' + errmsg
		alert(errmsg);
		return false;
	}
}

function checkNumeric (theField, emptyOK)
{   if (checkNumeric.arguments.length == 1) emptyOK = defaultEmptyOK;
    if ((emptyOK == true) && (isEmpty(theField.value))) return true;
    else
    { 
       if (!isFloat(theField.value))
          return warnInvalid (theField, "This field requires a numeric value.");
       else 
       {
          return true;
       }
    }
}

function formatDate(theField) {

	if (theField.value != ''){

		var datePat = /^(\d{1,2})(\/|-)(\d{1,2})(\/|-)(\d{4})$/;
		var matchArray = theField.value.match(datePat); // is format OK?

		if (matchArray == null && theField.value != '') {
			theField.value = '';
			alert("Please enter date as mm/dd/yyyy.");
		}else{

			// parse date into variables
			month = matchArray[1];
			day = matchArray[3];
			year = matchArray[5];

			if (month < 1 || month > 12 && theField.value != '') { // check month range
				theField.value = '';
				alert("Month must be between 1 and 12.");
			}

			if (day < 1 || day > 31 && theField.value != '') {
				theField.value = '';
				alert("Day must be between 1 and 31.");
			}

			if ((month==4 || month==6 || month==9 || month==11) && day==31 && theField.value != '') {
				theField.value = '';
				alert("Month " + month + " doesn't have 31 days!");
			}

			if (month == 2 && theField.value != '') { // check for february 29th
				var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0) && theField.value != '');
				if (day > 29 || (day==29 && !isleap)) {
				theField.value = '';
				alert("February " + year + " doesn't have " + day + " days!");
				}
			}
			return true;  // date is valid
		}
	}
}

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 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 = document.all[radio].options[document.all[radio].selectedIndex].value;   //getRadioButtonValue (radio)
    var normalizedCCN = stripCharsInBag(theField.value, creditCardDelimiters)
       
    if (!isCardMatch(cardType, normalizedCCN)) 
        if (theField.value != '') {
            if (cardType == '1'){cardType = 'unspecified';};   
            if (cardType == '2'){cardType = 'Visa';}; 
            if (cardType == '3'){cardType = 'MasterCard';};
            if (cardType == '4'){cardType = 'American Express';};
            if (cardType == '5'){cardType = 'Discover';};   
            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 isCardMatch (cardType, cardNumber)
{

	cardType = cardType.toUpperCase();
	var doesMatch = true;
    
	if ((cardType == "2") && (!isVisa(cardNumber)))
		doesMatch = false;
	if ((cardType == "3") && (!isMasterCard(cardNumber)))
		doesMatch = false;
	if ( ( (cardType == "4") || (cardType == "AMEX") )
                && (!isAmericanExpress(cardNumber))) doesMatch = false;
	if ((cardType == "5") && (!isDiscover(cardNumber)))
		doesMatch = false;
	return doesMatch;

}  

function dateIsBefore(date1, date2){
	var d1 = new Date(date1);
	var d2 = new Date(date2);
	return (d1<d2);
}

function checkEventDate(date1,date2){
	if (dateIsBefore(date1,date2)){
		alert("True");
	}else{
		alert("False");
	}
}

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);
}