//****************************************************/
//	Global used for flagging the validateBlank() function within most other validation functions
	var blankOK = false;
//	Global used for class switching.  Do not modify
	var revertClass = '';
//	Array for error totalling while in group error mode
	var errorData = new Array();
	
/****************************************************
*	Globals.  Modify these to suit your setup
****************************************************/
//	Change this to the classname you want for the error highlighting
	var errorClass = 'errHilite';
//	If the bConfirm flag is set to true, the users will be prompted with CONFIRM box with this message
	var confirmMsg = 'Your Data is about to be sent.\nPlease click \'Ok\' to proceed or \'Cancel\' to abort.';
//	If user cancels CONFIRM, then this message will be alerted.  If you don't want this alert to show, then
//	empty the variable (  var confirmAbortMsg = '';  )
	var confirmAbortMsg = 'Submission cancelled.  Data has not been sent.';
//	Enter the name/id of your form's submit button here (works with type=image too)
	var submitButton = 'Submit';
//	Enter the name/id of your form's reset button here (works with type=image too)
	var resetButton = 'Reset';
//	Enter the DOM name of the SELECT object here. Make sure you pay attention to the values (CC Types)
//	used in the case statement for the function validateCC()
	var ccTypeObj = 'form1.Credit_Card_Type';
//	EOF

function validateForm(Frm, bConfirm, bDisable, bDisableR, groupError)
	{
	var testOk;
	if (groupError) { window.groupError = 1; errorData = new Array(); } else window.groupError = 0;
	for (var i=0; i<Frm.elements.length; i++)						// Loops through all the form's elements
		{
		if (Frm.elements[i].alt)									// Gets the ALT text if it exists, starting the validation
			{
			var validateType = Frm.elements[i].alt;
			var validateObj = Frm.elements[i];
			testOk = false;			
			var params = validateType.split(/[|]/);					// Separates validation string into parameters
		
			if (params[0] == 'money')								// Sets flags for money syntax
				{
				var dollarsign	= (params[1].indexOf('$') != -1);
				var grouping	= (params[1].indexOf(',') != -1);
				var decimal		= (params[1].indexOf('.') != -1);
				}
			
			if (params[params.length-1] == 'bok')					// Sets flag if field is allowed to be blank
				blankOK = true;
	
			switch (params[0])										// Calls appropriate validation function based on type
				{
				case 'blank'	: if (validateBlank(validateObj)) testOk = true; break;
				case 'equalto'	: if (validateEqualTo(validateObj, params[1], Frm)) testOk = true; break;
				case 'length'	: if (validateLength(validateObj, params[1])) testOk = true; break;
				case 'number'	: if (validateNumber(validateObj)) testOk = true; break;
				case 'int'	    : if (validateInt(validateObj, params[1])) testOk = true; break;
				case 'numberl'	: if (validateNumberL(validateObj, params[1])) testOk = true; break;
				case 'decimal'	: if (validateDecimal(validateObj, params[1], params[2] )) testOk = true; break;
				case 'decimalr'	: if (validateDecimalR(validateObj, params[1], params[2], params[3], params[4] )) testOk = true; break;				
				case 'money'	: if (validateMoney(validateObj, dollarsign, grouping, decimal)) testOk = true; break;
				case 'zip'		: if (validateZip(validateObj)) testOk = true ;break;
				case 'phone'	: if (validatePhone(validateObj)) testOk = true; break;
				case 'email'	: if (validateEmail(validateObj)) testOk = true; break;
				case 'cc'		: if (validateCC(validateObj)) testOk = true; break;
				case 'select'	: if (validateSelect(validateObj)) testOk = true; break;
				case 'selectm'	: if (validateSelectM(validateObj, params[1], params[2])) testOk = true; break;
				case 'selecti'	: if (validateSelectI(validateObj, params[1])) testOk = true; break;
				case 'checkbox'	: if (validateCheckbox(validateObj, Frm.name, validateObj.name, params[1], params[2])) testOk = true; break;
				case 'radio'	: if (validateRadio(validateObj, Frm.name, validateObj.name)) testOk = true; break;
				// Add additional cases here
				default			: alert('Validation Type Not Found');
				}
			if (!testOk && !groupError) return false;
			}
		}
	if (groupError) {
//		alert('group');
		var alertStr = "The fields listed below have erroneous data or need to be filled in.\n\n";
		for (var i in errorData) {
//			alert(i + " " + errorData[i].type + " " + errorData[i].name);
			revertClass = errorData[i].className;
			if (typeof errorData[i].type != 'undefined'  && typeof errorData[i].name != 'undefined') { 
				errorData[i].className = errorClass;
				alertStr += " -" + formatName(errorData[i].name) + "\n";
				}
			else {
				var temp = errorData[i];
				temp[0].className = errorClass;
				alertStr += " -" + formatName(temp[0].name) + "\n";
				}
			errorProcess(errorData[0],0,1);
			}
		alert(alertStr);
		return false;
		}
	if (typeof bConfirm == 'undefined') bConfirm = 0;				// Checks for submission flags
	if (typeof bDisable == 'undefined') bDisable = 0;	
	if (typeof bDisableR == 'undefined') bDisableR = 0;	
	if (bConfirm)
		{
		if(!confirm(confirmMsg))
			{
			if (confirmAbortMsg != '') alert(confirmAbortMsg);		// Displays confim if requested
			return false;
			}
		}
	if (bDisable) Frm.elements[submitButton].disabled=true;			// Disables submit if requested
	if (bDisableR) Frm.elements[resetButton].disabled=true;			// Disables reset if requested
	return true;													// Form has been validated
	}

/***************************************************************************/
function validateBlank(formObj) {
	var objName = formatName(formObj.name);
	if (formObj.value == "") {
		if (groupError) { addError(formObj); return true; }
		alert('Please enter the '+objName);		
		errorProcess(formObj,0,1);
		return false;
		}
	var regex = new RegExp(/\S/);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		alert('Please enter the '+objName);
		errorProcess(formObj,1,1);
		return false;			
		}
	return true;
	}
/***************************************************************************/
function checkBlank(formObj) {
	if (formObj.value == "")
		return true;
	var regex = new RegExp(/\S/);
	if (!regex.test(formObj.value))
		return true;			
	return false;
	}
		
/***************************************************************************/
function validateEqualTo(formObj, otherObjName, Frm) {
	var objName = formatName(formObj.name);
	var equalToValue = Frm.elements[otherObjName].value;

	if (formObj.value != equalToValue) {
		if (groupError) { addError(formObj); return true; }
		alert(otherObjName+' must be the same as '+objName+'.\nPlease make sure the data you entered matches.');
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validateLength(formObj,len) {
//	var objName = formatName(formObj.name);	
//	if (blankOK && checkBlank(formObj))
//		{ blankOK=false; return true; }
	
//	if (formObj.value.length < parseInt(len)) {
//		if (groupError) { addError(formObj); return true; }
//		alert('The '+objName+' must be at least '+len+' characters long');
//		errorProcess(formObj,1,1);
//		return false;
//		}		
	return true;
	}
	
/***************************************************************************/
function validateNumber(formObj)
	{
	var objName = formatName(formObj.name);
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	numReg = "^[0-9]+$"
	var regex = new RegExp(numReg);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		window.alert('Only numeric values are valid for the '+objName);
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
/***************************************************************************/
function validateNumberL(formObj, len)
	{
	var objName = formatName(formObj.name);
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	numReg = "^[0-9]{"+parseInt(len)+",}$"
	var regex = new RegExp(numReg);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		window.alert('A minimum of '+len+' numeric values are required for the '+objName);
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
/***************************************************************************/
function validateDecimal(formObj, lval, rval)
	{
	var objName = formatName(formObj.name);
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	(lval == '*')? lval = '*': lval = parseInt(lval);
	(rval == '*')? rval = '*': rval = parseInt(rval);
	var decReg = "";
	if (lval == 0)
		decReg = "^\\.[0-9]{"+rval+"}$";	
	else if (lval == '*')
		decReg = "^[0-9]"+lval+"\\.[0-9]{"+rval+"}$";
	else if (rval == '*')
		decReg = "^[0-9]{"+lval+"}\\.[0-9]"+rval+"$";
	else
		decReg = "^[0-9]{"+lval+"}\\.[0-9]{"+rval+"}$";
	var regex = new RegExp(decReg);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		window.alert(formObj.value+' is not a valid '+objName+'.  Please re-enter the '+objName);
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validateDecimalR(formObj, lmin, lmax, rmin, rmax)
	{
	var objName = formatName(formObj.name);
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	(lmin == '*')? lmin = 0: lmin = parseInt(lmin);
	(lmax == '*')? lmax = '': lmax = parseInt(lmax);
	(rmin == '*')? rmin = 0: rmin = parseInt(rmin);
	(rmax == '*')? rmax = '': rmax = parseInt(rmax);
	var	decReg = "^[0-9]{"+lmin+","+lmax+"}\\.[0-9]{"+rmin+","+rmax+"}$"
	var regex = new RegExp(decReg);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		window.alert(formObj.value+' is not a valid '+objName+'.  Please re-enter the '+objName);
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validateMoney(formObj, ds, grp, dml)
	{
	var objName = formatName(formObj.name);	
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	var moneySyntax;
	if (ds && grp && dml)		// Dollar sign, grouping, and decimal
		{ moneyReg = "^\\$(?:(?:[0-9]{1,3},)(?:[0-9]{3},)*[0-9]{3}|[0-9]{1,3})(\\.[0-9]{2})$";	moneySyntax = "$XX,XXX.XX"; }
	if (ds && grp && !dml)		// Dollar sign and grouping
		{ moneyReg="^\\$(?:(?:[0-9]{1,3},)(?:[0-9]{3},)*[0-9]{3}|[0-9]{1,3})$"; moneySyntax="$XX,XXX"; }
	if (ds && !grp && dml)		// Dollar sign and decimal
		{ moneyReg="^\\$[0-9]*(\\.[0-9]{2})$"; moneySyntax="$XXXXX.XX"; }
	if (!ds && grp && dml)		// Grouping and decimal
		{ moneyReg="^(?:(?:[0-9]{1,3},)(?:[0-9]{3},)*[0-9]{3}|[0-9]{1,3})(\\.[0-9]{2})?$"; moneySyntax="XX,XXX.XX"; }
	if (ds && !grp && !dml)		// Dollar sign only
		{ moneyReg="^\\$[0-9]*$"; moneySyntax="$XXXXX"; }
	if (!ds && grp && !dml)		// Grouping only
		{ moneyReg="^(?:(?:[0-9]{1,3},)(?:[0-9]{3},)*[0-9]{3}|[0-9]{1,3})$"; moneySyntax="XX,XXX"; }
	if (!ds && !grp && dml)		// Decimal only
		{ moneyReg="^[0-9]*(\\.[0-9]{2})$"; moneySyntax="XXXXX.XX"; }
	if (!ds && !grp && !dml)	// No params set, all special chars become optional
		{ moneyReg="^\\$?(?:(?:[0-9]{1,3},?)(?:[0-9]{3},?)*[0-9]{3}|[0-9]{1,3})(\\.[0-9]{2})?$"; moneySyntax="[$]XX[,]XXX[.XX]"; }
	var regex = new RegExp(moneyReg);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		window.alert('"'+formObj.value+'"'+' does not match the required format of '+moneySyntax+' for '+objName+'.');
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}

/***************************************************************************/
function validateSelect(formObj)
	{
	var objName = formatName(formObj.name);
	if (formObj.selectedIndex == 0) {
		if (groupError) { addError(formObj); return true; }
		alert('Please select the '+objName);
		errorProcess(formObj,0,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validateSelectM(formObj, minS, maxS)
	{
	var objName = formatName(formObj.name);
	var selectCount = 0;
	if (maxS == 999) maxS = formObj.length;
	for (var i=0; i<formObj.length; i++)
		{
		if (formObj.options[i].selected)
			selectCount++; 
		}
	if (selectCount < minS || selectCount > maxS) {
		if (groupError) { addError(formObj); return true; }
		alert('Please select between '+minS+' and '+maxS+' '+objName+'.\nYou currently have '+selectCount+' selected');
		errorProcess(formObj,0,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validateSelectI(formObj, indexes)
	{
	var objName = formatName(formObj.name);
	var arrIndexes =indexes.split(/[,]/);
	var selectOK = true;
	for (var i=0; i<arrIndexes.length; i++)
		{
		if (formObj.selectedIndex == arrIndexes[i])
			selectOK = false;
		}

	if (!selectOK) {
		if (groupError) { addError(formObj); return true; }
		alert('Please select a valid option for '+objName);
		errorProcess(formObj,0,1);
		return false;
		}
	return true;
	}
		
/***************************************************************************/
function validateZip(formObj)
	{
	var objName = formatName(formObj.name);	
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	zipReg = "^[0-9]{5}(|[\- ]?[0-9]{4})$"
	var regex = new RegExp(zipReg);
	if (!regex.test(formObj.value)) {
		if (groupError) { addError(formObj); return true; }
		window.alert("Please enter a valid 5 or 9 digit Zip code.    ");
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}

/***************************************************************************/
function validateEmail(formObj)	{	
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }

	var emailStr = formObj.value;
	var emailReg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
	var emailReg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/; // valid
	if (!emailReg1.test(emailStr) && emailReg2.test(emailStr)) {// if syntax is valid
		return true;
		}
	else {
		if (groupError) { addError(formObj); return true; }
		window.alert("Please enter a valid Email address.");
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validatePhone(formObj)	{
	var objName = formatName(formObj.name);	
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	phoneReg = "^(?:[\(][0-9]{3}[\)]|[0-9]{3})[-. ]?[0-9]{3}[-. ]?[0-9]{4}$";
	var regex = new RegExp(phoneReg);
	if (regex.test(formObj.value)) {
		return true;
		}
	else {
		if (groupError) { addError(formObj); return true; }
		window.alert("Please enter a valid Phone number plus Area Code.");
		errorProcess(formObj,1,1);
		return false;
		}
	return true;
	}
	
/***************************************************************************/
function validateCheckbox(formObj, FRM, chkbxName, minC, maxC) {
	var formObj = eval(FRM+'.'+chkbxName);
	var objName = chkbxName;
	var checkTotal = eval(FRM+'.'+chkbxName+'.length');
	var checkCount = 0;
	if (maxC == 999) maxC = checkTotal;
	for (var i=0; i<checkTotal; i++) {
		if (formObj[i].checked) checkCount++;
		}
	if (checkCount < minC || checkCount > maxC) {
		if (groupError) { addError(formObj); return true; }
		alert('Please select between '+minC+' and '+maxC+' options for '+objName+'.\nYou currently have '+checkCount+' selected');
		errorProcess(formObj[0],0,1);
		return false;
		}
	return true;
	}

/***************************************************************************/	
function validateRadio(formObj, FRM, radioName) {	
	var radioLength = eval(FRM+'.'+radioName+'.length');
	var objName = formatName(formObj.name);
	var selectTotal = 0;
	for (i=0; i<radioLength; i++) {
		if (eval(FRM+'.'+radioName+'['+i+'].checked'))
			selectTotal++;	
		}
	if (selectTotal != 1) {
		if (groupError) { addError(formObj); return true; }
		alert('Please select an option for '+objName);
		errorProcess(formObj,0,1);
		return false;
		}		
	return true;
	}

/***************************************************************************/
function addError(obj) {
	errorData[errorData.length] = obj;	
	}

/***************************************************************************/
function formatName(wStr)
	{
	wStr = wStr.replace(/_/g," ");
	return wStr;
	}
/***************************************************************************/	
function errorProcess(tempObj, sel, foc)
	{
	revertClass = tempObj.className;
	tempObj.className = errorClass;
	if (sel) tempObj.select();
	if (foc) tempObj.focus();
	}
/***************************************************************************/
function clearStyle(tempObj)
	{
	if (tempObj.className == errorClass) tempObj.className = revertClass;
	}

/*****************************************************************************************************	
*	CREDIT CARD FUNCTIONS
*
*********** WARNING: DO NOT EDIT BELOW THIS LINE UNLESS YOU KNOW WHAT YOU ARE DOING! ****************/	

function cleanupCCNum(ccNum)
	{
	return ccNum.replace(/\D/g,'');
	}
	
/***************************************************************************/	
function validateCC(formObj)
	{
	var objName = formatName(formObj.name);	
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
	
	switch (eval(ccTypeObj).value)
		{
		case 'VISA'		: var ccReg = new RegExp(/^4\d{12}(\d{3})?$/); break;
		case 'MC'		: var ccReg = new RegExp(/^5[1-5]\d{14}$/); break;
		case 'DISC'		: var ccReg = new RegExp(/^6011\d{12}$/); break;
		case 'AMEX'		: var ccReg = new RegExp(/^6011\d{12}$/); break;		
		case 'DINERS'	: var ccReg = new RegExp(/^3[0|6|8]\d{12}$/); break;
		case 'ENROUTE'	: var ccReg = new RegExp(/^2[014|149]\d{11}$/); break;
		case 'JCB'		: var ccReg = new RegExp(/^3[088|096|112|158|337|528]\d{12}$/); break;
		// Add additonal card types here
		default			: if (!groupError) alert('Error! Card Type not found!'); return false;
		}
	var formatOK = ccReg.test(formObj.value);
	var luhnOK = validateLUHN(formObj.value);	
	if (!formatOK || !luhnOK) {
		if (groupError) { addError(formObj); return true; }
		alert('The '+objName+' you entered is not valid. Please check again and re-enter');
		errorProcess(formObj,1,1);
		return false;
		}		
	return true;
	}
/***************************************************************************/	
function validateLUHN(ccString)
	{
	var odds = "";
	var evens = "";
	var i=1;
	for (i=0; i<ccString.length; i=i+2)
		{
		var digit = parseInt(ccString.charAt(i)) * 2;
		odds += digit+"";
		}
	for (i=1; i<ccString.length; i=i+2)
		evens += ccString.charAt(i);
	var luhnStr = odds + evens;
	var checkSum = 0;
	for (i=0; i<luhnStr.length; i++)
		checkSum += parseInt(luhnStr.charAt(i));
	var bool;
	(checkSum % 10 == 0)?bool=true:bool=false;
	return bool;
	}
/***************************************************************************/
function validateInt(formObj,minvalue) {
	var objName = formatName(formObj.name);	
	if (blankOK && checkBlank(formObj))
		{ blankOK=false; return true; }
		
	if (formObj.value.length>0)
	{
		numReg = "^[0-9]+$"
		var regex = new RegExp(numReg);
		if (!regex.test(formObj.value)) {
			if (groupError) { addError(formObj); return true; }
			window.alert('Only numeric values are valid for the '+objName);
			errorProcess(formObj,1,1);
			return false;
			}
		else
		{
			if (parseInt(formObj.value)<parseInt(minvalue)){
				if (groupError) { addError(formObj); return true; }
				window.alert('The '+objName+" value must be larger or equal than "+minvalue);
				errorProcess(formObj,1,1);
				return false;
				}
		}
		return true;		
	}
	else
	{
		if (groupError) { addError(formObj); return true; }
		alert('The '+objName+' can\'t be empty!');
		errorProcess(formObj,1,1);
		return false;	
	}
}