function IndexOfNonStandardASCIICharacter(string_value)
{
	var s = String(string_value);
	// var test = null;
	// var fullString = "";

	for (var i = 0; i < s.length; i++)
	{
		if (s.charCodeAt(i) > 126)
		{
			return i;
		}
		
		// test = s.charCodeAt(i);
		// fullString += String.fromCharCode(test) + ": " + test + "\n";
	}

	return -1;
}


function IsAnyCheckboxSelected(checkbox)
{
	var selected = false;
	
	if (checkbox)
	{
		if (checkbox.length && String(checkbox.length).length > 0 && checkbox[0].type.toLowerCase() == "checkbox")
		{
			for (var i = 0; i < checkbox.length; i++)
			{
				if (checkbox[i].checked)
				{
					selected = true;
					break;
				}
			}
		}
		else if (checkbox.type.toLowerCase() == "checkbox")
		{
			if (checkbox.checked)
			{
				selected = true;
			}
		}
	}
	
	return selected;
}


// this function doesn't except commas, dollar signs
function IsDBDollarFormat(dollar_value)
{
	regex = /^([1-9]{1}\d*|0){0,1}\.\d{2}$/;
	retval = regex.test(dollar_value);
	return retval;
}


function IsDollarFormat(dollar_value) // must have commas but doesn't need $
{
	regex = /^\${0,1}(([1-9]{1}\d{0,2}){1}(\,\d{3}){0,}|0){0,1}\.\d{2}$/;
	retval = regex.test(dollar_value);
	return retval;
}


function IsInteger(object_value)
{
	if (object_value.length == 0)
		return true;

	var decimal_format = ".";
	var check_char = object_value.indexOf(decimal_format);

	if (check_char == -1)
		return IsNumber(object_value);
	else
		return false;
}


function IsInNumberRange(object_value, min_value, max_value)
{
	if (min_value != null)
	{
		if (object_value < min_value)
			return false;
	}

	if (max_value != null)
	{
		if (object_value > max_value)
			return false;
	}

	return true;
}


function IsNumber(object_value)
{	
	if (object_value.length == 0)
		return true;

	var start_format = " .+-0123456789";
	var number_format = " .0123456789";
	var check_char;
	var decimal = false;
	var trailing_blank = false;
	var digits = false;

	check_char = start_format.indexOf(object_value.charAt(0));

	if (check_char == 1)
		decimal = true;
	else if (check_char < 1)
		return false;

	for (var i = 1; i < object_value.length; i++)
	{
		check_char = number_format.indexOf(object_value.charAt(i));
		if (check_char < 0)
			return false;
		else if (check_char == 1)
		{
			if (decimal)
				return false;
			else
				decimal = true;
		}
		else if (check_char == 0)
		{
			if (decimal || digits)	
				trailing_blank = true;
		}
		else if (trailing_blank)
			return false;
		else
			digits = true;
	}	

	return true
}


function IsInRange(object_value, min_value, max_value)
{
	if (object_value.length == 0)
		return true;

	if (!IsNumber(object_value))
		return false;
	else
		return (IsInNumberRange((eval(object_value)), min_value, max_value));

	return true;
}



function IsDay(checkYear, checkMonth, IsDay) 
{
	maxDay = 31;

	if (checkMonth == 4 || checkMonth == 6 || checkMonth == 9 || checkMonth == 11)
		maxDay = 30;
	else if (checkMonth == 2)
	{
		if (checkYear % 4 > 0)
			maxDay =28;
		else if (checkYear % 100 == 0 && checkYear % 400 > 0)
			maxDay = 28;
		else
			maxDay = 29;
	}

	return IsInRange(IsDay, 1, maxDay);
}


function IsDate(object_value, required) 
{
	//Returns true if value is a date format or is NULL
	//otherwise returns false
	//trim whitespace before we validate

	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');
	object_value = object_value = object_value.replace(/{d \'/, '').replace(/'}/, '');
	
	if( required )
	{
		if( object_value.length == 0 )
		{
			return false;
		}
	}else{
		if( object_value.length == 0 )
		{
			return true;
		}
	}
	
	
	 if (object_value.length == 0)
		 return true;
	
	
	 //Returns true if value is a date in the mm/dd/yyyy format
	isplit = object_value.indexOf('/');
	splitchr = "/";
	
	if (isplit == -1)
	{
		isplit = object_value.indexOf('.');
		splitchr = ".";
	}
	
	if (isplit == -1)
	{
		isplit = object_value.indexOf('-');
		splitchr = "-";
	}
	
	if (isplit == -1 || isplit == object_value.length)
		return false;
	
	var element1 = object_value.substring(0, isplit);
	// check for yyyy-mm-dd format
	if( element1.length == 4 )
	{
		sYear = object_value.substring(0, isplit);
		isplit = object_value.indexOf(splitchr, isplit + 1);
		if (isplit == -1 || (isplit + 1 ) == object_value.length)
				return false;
		sMonth = object_value.substring((sYear.length + 1), isplit);
		sDay = object_value.substring(isplit + 1);
		
	 } else {
		 
		sMonth = object_value.substring(0, isplit);
		isplit = object_value.indexOf(splitchr, isplit + 1);
		 if (isplit == -1 || (isplit + 1 ) == object_value.length)
				return false;
		sDay = object_value.substring((sMonth.length + 1), isplit);
		sYear = object_value.substring(isplit + 1);
	 }

	 if (!IsInteger(sMonth)) //check month
			 return false;
	 else if (!IsInRange(sMonth, 1, 12)) //check month
			 return false;
	 else if (!IsInteger(sYear)) //check year
			 return false;
	 else if( sYear.length != 1 && sYear.length != 2 && sYear.length != 4 )
			return false;
	 else if (!IsInRange(sYear, 0, 9999)) //check year
			 return false;
	 else if (!IsInteger(sDay)) //check day
			 return false;
	 else if (!IsDay(sYear, sMonth, sDay)) // check day
			 return false;
	 else
			 return true;
}


function IsValidRegex(object_value, regexPattern, required) 
{
	if(required) {
		if(object_value.length == 0) {
			return false;
		}
	} else {
		if(object_value.length == 0) {
			return true;
		}
	}

	return regexPattern.test(object_value);
}


function IsTime(object_value, required) 
{
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');
	// replace the {t'..'} format around the timestamp if it exists
	object_value = object_value = object_value.replace(/{t \'/, '').replace(/'}/, '');

	if(required) {
		if(object_value.length == 0)
		{
			return false;
		}
	} else {
		if(object_value.length == 0) {
			return true;
		}
	}

	var result = IsValidRegex(object_value, /^(([0-1]?[0-9]|[2][1-4]):([0-5]?[0-9])(:[0-5]?[0-9])?).?([AP]M|[AP]m|[ap]m|[ap]M)?$/, required);
	return result;
}


/**
 * validate that the value is formatted as a telephone correctly
 * This pattern matches any US Telephone Number.
 * This regular expression excludes the first number, after the area code,from being 0 or 1;
 * it also allows an extension to be added where it does not have to be prefixed by 'x'.
 *
 * Matches: 
 * 617.219.2000 
 * 219-2000
 * (617)283-3599 x234
 * 1(222)333-4444
 * 1 (222) 333-4444
 * 222-333-4444
 * 1-222-333-4444
 * Non-Matches: 
 * 44-1344-458606
 * +44-1344-458606
 * +34-91-397-6611
 * 7-095-940-2000
 * +7-095-940-2000
 * +49-(0)-889-748-5516
*/
function IsPhone(object_value, required) 
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if( object_value.length == 0 ) {
			return false;
		}
	} else {
		if( object_value.length == 0 ) {
			return true;
		}
	}

	if (object_value.length == 0) return true;		

	return IsValidRegex(object_value, /^(((1))?[ ,\-,\.]?([\\(]?([1-9][0-9]{2})[\\)]?))?[ ,\-,\.]?([^0-1]){1}([0-9]){2}[ ,\-,\.]?([0-9]){4}(( )((x){0,1}([0-9]){1,5}){0,1})?$/, required);
}


/**
 * validate that the value is formatted as a USA zipcode correctly
 *
 * This pattern will match any us zip code
 * matches: 12345, 12345-1234
 */
function IsZip(object_value, required)
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if( object_value.length == 0 ) {
			return false;
		}
	} else {
		if( object_value.length == 0 ) {
			return true;
		}
	}

	return IsValidRegex(object_value, /^([0-9]){5,5}$|(([0-9]){5,5}(-| ){1}([0-9]){4,4}$)/, required);
}


function IsCreditCard(object_value, required) 
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if(object_value.length == 0) {
			return false;
		}
	} else {
		if( object_value.length == 0 ) {
			return true;
		}
	}

	if (object_value.length == 0) return true;

	var white_space = " -";
	var creditcard_string="";
	var check_char;

	for (var i = 0; i < object_value.length; i++) {
		check_char = white_space.indexOf(object_value.charAt(i));
		
		if (check_char < 0) creditcard_string += object_value.substring(i, (i + 1));
	}	

	if (creditcard_string.length < 13 || creditcard_string.length > 19)
		return false;

	if (creditcard_string.charAt(0) == "+")
		return false;

	if (!IsInteger(creditcard_string))
		return false;

	var doubledigit = creditcard_string.length % 2 == 1 ? false : true;
	var checkdigit = 0;
	var tempdigit;

	for (var i = 0; i < creditcard_string.length; i++) {
		tempdigit = eval(creditcard_string.charAt(i));

		if (doubledigit) {
			tempdigit *= 2;
			checkdigit += (tempdigit % 10);

			if ((tempdigit / 10) >= 1.0) checkdigit++;

			doubledigit = false;
			
		} else {
			
			checkdigit += tempdigit;
			doubledigit = true;
		}
	}	

	return (checkdigit % 10) == 0 ? true : false;
}


/**
 * validate that the value is formatted as a SSN# correctly
 *
 * this Pattern that the SSN number matches the different formats. (X = [0-9])
 * matches: XXX-XX-XXXX, XXX XX XXXX, 
 * non-match: XXXXXXXXX
 */
function IsSSN(object_value, required)
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if(object_value.length == 0) {
			return false;
		}
	} else {
		if(object_value.length == 0) {
			return true;
		}
	}

	return IsValidRegex(object_value, /^[0-9]{3}(-| )[0-9]{2}(-| )[0-9]{4}$/, required);
}


/**
 * validate that the value is formatted as an email address correctly
 *
 * this regex matches the majoriity of all email address.
 * example matches.
 * Matches:  [rick.jones@unit.army.mil], [john_doe@foobar.com], [foo99@foo.co.uk]  
 * Non-Matches:  [find_the_mistake.@foo.org], [.prefix.@some.net]
 *
 * _CF_IsURL mailto uses this same email regex - keep in sync.
 */
function IsEmail(object_value, required) 
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if(object_value.length == 0) {
			return false;
		}
	} else {
		if( object_value.length == 0 ) {
			return true;
		}
	}


	//return _CF_IsValidRegex(object_value, /^[\w-]+(?:\.[\w-]+)*@(?:[\w-]+\.)+[a-zA-Z]{2,7}$/);
	//return _CF_IsValidRegex(object_value, /^[a-zA-Z_0-9-]+(?:\.[a-zA-Z_0-9-]+)*@(?:[a-zA-Z_0-9-]+\.)+[a-zA-Z]{2,7}$/);
	return IsValidRegex(object_value, /^[a-zA-Z_0-9-]+(\.[a-zA-Z_0-9-]+)*@([a-zA-Z_0-9-]+\.)+[a-zA-Z]{2,7}$/, required);
}


/**
 * validate that the value is formatted correctly for a http/https/ftp url
 * This pattern will match http/https/ftp urls.
 *
 * Matches: http://www.mm.com/index.cfm
 *          HTTP://WWW.MM.COM
 *          http://www.mm.com/index.cfm?userid=1&name=mike+nimer
 *          http://www.mm.com/index.cfm/userid/1/name/mike+nimer - trick used by cf developers so search engines can parse their sites (search engines ignore query strings)
 *          ftp://www.mm.com/
 *          ftp://uname:pass@www.mm.com/
 *          mailto:email@address.com
 *          news:rec.gardening
 *          news:rec.gardening
 *          http://a/
 *			file://ftp.yoyodyne.com/pub/files/foobar.txt
 * Non-Matches: www.yahoo.com
 *              http:www.mm.com
 *
 * _CF_IsEmail - the mailto email check is the same as the _CF_IsEmail regex (keep in sync)
 */
function IsURL(object_value, required)
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if(object_value.length == 0) {
			return false;
		}
	} else {
		if(object_value.length == 0) {
			return true;
		}
	}

	//return _CF_IsValidRegex(object_value.toLowerCase(), /^((http|https|ftp|file)\:\/\/([a-zA-Z0-0]*:[a-zA-Z0-0]*(@))?[a-zA-Z0-9-\.]+(\.[a-zA-Z]{2,3})?(:[a-zA-Z0-9]*)?\/?([a-zA-Z0-9-\._\?\,\'\/\+&amp;%\$#\=~])*)|((mailto)\:[\w-]+(?:\.[\w-]+)*@(?:[\w-]+\.)+[a-zA-Z0-9]{2,7})|((news)\:[a-zA-Z0-9\.]*)$/);
	return IsValidRegex(object_value.toLowerCase(), /^((http|https|ftp|file)\:\/\/([a-zA-Z0-0]*:[a-zA-Z0-0]*(@))?[a-zA-Z0-9-\.]+(\.[a-zA-Z]{2,3})?(:[a-zA-Z0-9]*)?\/?([a-zA-Z0-9-\._\?\,\'\/\+&amp;%\$#\=~])*)|((mailto)\:[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*@([a-zA-Z0-9-]+\.)+[a-zA-Z0-9]{2,7})|((news)\:[a-zA-Z0-9\.]*)$/, required);
}


/*'/*
 * A string UUID value is required. A UUID is a string
 * of length 35 formatted as XXXXXXXX-XXXX-XXXX-XXXXXXXXXXXXXXXX, where X is a
 * hexadecimal digit (0-9 or A-F).
 */
function IsUUID(object_value, required)
{
	//trim whitespace before we validate
	object_value = object_value.replace(/^\s+/,'').replace(/\s+$/,'');

	if(required) {
		if(object_value.length == 0) {
			return false;
		}
	} else {
		if(object_value.length == 0) {
			return true;
		}
	}

	return IsValidRegex(object_value, /[A-Fa-f0-9]{8,8}-[A-Fa-f0-9]{4,4}-[A-Fa-f0-9]{4,4}-[A-Fa-f0-9]{16,16}/, required);
}


function Trim(astring)
{
	return astring.replace(/^\s*/, "").replace(/\s*$/, ""); //Trim the start and end of string;
}