function trim(str) 
{ 
   if (str == null)
   {
	   return;
   }
	return str.replace(/^\s+|\s+$/g,''); 
}

// Check whether the value of an object is empty/null 
function isEmpty(frm, ctrl, msg)
{
	var obj = levelInDep(frm,ctrl);
	with (obj)
	{
		if (value == null || trim(value) == "")
		{
			alertMSG(msg, ctrl);
			return true;
		}
		return false;
	}
}

function CompareDates(str1,str2){
   var dt1  = parseInt(str1.substring(3,5),10);
   var mon1   = parseInt(str1.substring(0,2),10);
   var yr1   = parseInt(str1.substring(6,10),10);
   var dt2  = parseInt(str2.substring(3,5),10);
   var mon2   = parseInt(str2.substring(0,2),10);
   var yr2   = parseInt(str2.substring(6,10),10);
   var date1 = new Date(yr1, mon1, dt1);
   var date2 = new Date(yr2, mon2, dt2);

   if(date2 < date1){
      return false;
   }
   return true;
} 

// Check whether the value of an object is numeric
function isNumeric(frm, ctrl, msg)
{	
	var obj = levelInDep(frm,ctrl);
	with (obj)
	{
		if (isNaN(trim(value)) == true)
		{
			alertMSG(msg, ctrl);
			return false;
		}
		return true;
	}
}

// Check whether the length of characters entered is equal to specified length
function isOfExactLength(frm, ctrl, num, msg)
{	
	var obj = levelInDep(frm,ctrl);
	with (obj)
	{
		if (value.length < num || value.length > num)
		{
			alertMSG(msg, ctrl);
			return false;
		}
		return true;
	}
}

// Check whether the length of characters entered is equal to or greater than specified length.
function isOfMinLength(frm, ctrl, num, msg)
{	
	var obj = levelInDep(frm,ctrl);
	
	with (obj)
	{
		if (value.length < num)
		{
			alertMSG(msg, ctrl);
			return false;
		}
		return true;
	}
}

// Check whether the length of characters entered is equal to or less than specified length
function isOfMaxLength(level,entered, alertbox,num)
{	
	var obj = levelInDep(frm, ctrl);
	with (obj)
	{
		if (value.length > num)
		{
			alertMSG(msg, ctrl);
			return false;
		}
		return true;
	}
}


// Check whether the value of either of the two control blank or not
function isAtleastOneNotEmpty(frm, ctrl1, ctrl2, msg)
{
	var obj1 = levelInDep(frm,ctrl1);
	var obj2 = levelInDep(frm,ctrl2);
	with (obj1)
	{
		if (trim(value) == "" && trim(obj2.value) == "")
		{
			alertMSG(msg, ctrl1);
			return false;
		}
		return true;
	}
}

// Check whether the value of two control equals or not
function isNotEqual(frm, ctrl1, ctrl2, msg)
{
	var obj1 = levelInDep(frm,ctrl1);
	var obj2 = levelInDep(frm,ctrl2);
	with (obj2)
	{
		if (trim(value) != trim(obj1.value))
		{
			alertMSG(msg, ctrl1);
			return true;
		}
		return false;
	}
}


// Check whether an Email address is valid
function isValidEmail(frm,ctrl,msg)
{	
	var obj = levelInDep(frm, ctrl);
	with (obj)
	{
		var regexp =  /^\w(\.?\w)*@\w(\.?[-\w])*\.[a-z]{2,4}$/i;
		if (regexp.test(trim(value)) != true)
		{
			alertMSG(msg, ctrl);
			return false;
		}
		return true;
	}
}


// Check whether the something is selected in the list or not
function isSelected(frm, ctrl, msg) 
{ 
	var obj = levelInDep(frm, ctrl);
	with (obj)
	{
		if (selectedIndex != 0)
		{
			return true;
		}
		else 
		{
			alertMSG(msg, ctrl);
			return false;
		}
	}
} 


// Check whether the something is selected in the multi select list or not
function isMultipleSel(level,entered, alertbox) 
{ 
	var obj = levelInDep(frm, ctrl);
	with (obj)
	{
		if (selectedIndex != -1)
		{
			return true;
		}
		else 
		{
			alertMSG(msg, ctrl);
			return false;
		}
	}
} 

function isValidURL(frm,ctrl, msg)
{ 
	var obj = levelInDep(frm,ctrl);
	with (obj)
	{
 		var regexp =  /(http|ftp|https):\/\/([\w-]+\.)+[\w-]+(\/[\w- .\/?%&=]*)?$/i;
		if (regexp.test(trim(value)) != true)
		{
			alertMSG(msg, ctrl);
			return false;
		}
		return true;
	}
}

function isChecked(frm, ctrl, msg)
{
	var obj = levelInDep(frm,ctrl);
	with (obj)
	{
 		if (checked == true)
		{
			return true;
		}
		else
		{
			alertMSG(msg, ctrl);
			return false;
		}
	}
}

function toggleCheckbox(element)
{
	if(document.getElementById(element).checked==true)
	{
		document.getElementById(element).checked=false;
	}
	else
	{
		document.getElementById(element).checked=true;
	}
}

function selectRadioButton(element)
{
	document.getElementById(element).checked=true;
}

function setFocus(element)
{
	document.getElementById(element).focus();
}

//Level indepenncy
function levelInDep(le,en)
{
	var res = eval('document.'+ le + '.' + en);
	return res;	
}

function alertMSG(message, ctrl)
{
	if (message == null || trim(message) == "") 
	{
		return;
	}
	alert(message);
	setFocus(ctrl);
}

	//used to set the checkbox values 1 means checked and 0 means unchecked
function checkAll(val,frmid) {
	var frm = document.getElementById(frmid);
	var len = frm.elements.length;
	var i=0;
	for( i=0 ; i<len ; i++) {
		if (frm.elements[i].type=='checkbox') {
			frm.elements[i].checked=val;
		}
	}
}


	//check for valid email address
function validateEmail(email) 
{ 
    if (email == ""){return false;} 
    badStuff = ";:/,' \"\\"; 
     
    for (i=0; i<badStuff.length; i++) 
    { 
        badCheck = badStuff.charAt(i) 
        if (email.indexOf(badCheck,0) != -1){return false;} 
    } 

    posOfAtSign = email.indexOf("@",1) 
     
    if (posOfAtSign == -1){return false;} 

    if (email.indexOf("@",posOfAtSign+1) != -1){return false;} 
    posOfPeriod = email.indexOf(".", posOfAtSign) 
     
    if (posOfPeriod == -1){return false;} 
    if (posOfPeriod+2 > email.length){return false;} 
     
return true; 
}

function textCounter(field, countfield, maxlimit)
{
	
	if (field.value.length > maxlimit)
	{
		field.value = field.value.substring(0, maxlimit);
	}
	else
	{
       countfield.value = maxlimit - field.value.length;
    }
}


	//used to show the larger view popup 
function show_Popup(url,showCase,variable,wdth,hgt){
	switch(showCase){
		case "image":
			window.open(url+'?image='+variable,'LargerImage','width='+wdth+',height='+hgt+',scrollbars=yes,top=0,left=0');
			break;
		case "staticPage":
			window.open(url+'?pid='+variable,'LearnMore','width='+wdth+',height='+hgt+',scrollbars=yes,top=0,left=0');
			break;
	}
}



	//function used to clear the zip code div
function clearZip(){
	document.getElementById("divZip").innerHTML='';
	document.getElementById("divZip").style.display='none';
}


	//function used to validate the zip code
function checkZip(zipVal){
	strSubmit = "task=validateZip&zip="+document.frmRegister.zip.value;
	var strURL = "ajax/processAjax.php";
	var strResultFunc = "processZipResult";
	xmlhttpPost(strURL, strSubmit, strResultFunc);
}

function processZipResult(result){
	document.getElementById("divZip").style.display='';
	document.getElementById("divZip").innerHTML=result;
}


function MM_openBrWindow(theURL,winName,features) { //v2.0
	window.open(theURL,winName,features);
  	return false;
}

/* card validation starts here */


<!-- Original:  Simon Tneoh (tneohcb@pc.jaring.my) -->

<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

// credit card validations starts here
var Cards = new makeArray(8);
Cards[0] = new CardType("MasterCard", "51,52,53,54,55", "16");
var MasterCard = Cards[0];
Cards[1] = new CardType("Visa", "4", "13,16");
var Visa = Cards[1];
Cards[2] = new CardType("AmExCard", "34,37", "15");
var AmExCard = Cards[2];
Cards[3] = new CardType("DinersClubCard", "30,36,38", "14");
var DinersClubCard = Cards[3];
Cards[4] = new CardType("Discover", "6011", "16");
var Discover = Cards[4];
Cards[5] = new CardType("enRouteCard", "2014,2149", "15");
var enRouteCard = Cards[5];
Cards[6] = new CardType("JCBCard", "3088,3096,3112,3158,3337,3528", "16");
var JCBCard = Cards[6];
var LuhnCheckSum = Cards[7] = new CardType();


/*************************************************************************\
CheckCardNumber(form)
function called when users click the "check" button.
\*************************************************************************/


function validatePayment(){
	//used for card validations on the makepayment page
		var errorstr = '';
		var msgstr = "Sorry, we cannot complete your request.\n Kindly provide us missing or incorrect information mentioned below:\n\n";

		tmpyear=document.frmPayment.ExpYear.value
		tmpmonth = document.frmPayment.ExpMon.options[document.frmPayment.ExpMon.selectedIndex].value;
		var cardTypeSel=0;
		var cardNumber=0;
		if (document.frmPayment.CardType.value==""){
			errorstr +="- Please select a card type.\n";
			cardTypeSel=1;
		}

		if(document.frmPayment.CardNumber.value.length == 0){
			errorstr +="- Please enter a card Number.\n";
			cardNumber=1;
		}

		
		/*if(document.frmPayment.CVS.value.length == 0){
			errorstr +="- Please enter a CVS Code.\n";
			cardNumber=1;
		}*/

		var cardname = "";
		if(cardTypeSel==0 && cardNumber==0){
			card = document.frmPayment.CardType.value;
			var retval = eval(card + ".checkCardNumber(\"" + document.frmPayment.CardNumber.value +	"\", " + tmpyear + ", " + tmpmonth + ");");
			if(!retval){
				// The cardnumber has the valid luhn checksum, but we want to know which
				// cardtype it belongs to.
				for (var n = 0; n < Cards.size; n++) {
					if (Cards[n].checkCardNumber(document.frmPayment.CardNumber.value, tmpyear, tmpmonth)) {
						cardname = Cards[n].getCardType();
						break;
					}
				}
				if (cardname.length > 0) {
					//errorstr +="- This looks like a " + cardname + " number, not a " + card + " number.\n";
				}
				else {
					errorstr +="- This card number is not valid.\n";
				}
			}
		}
		
		// The following line doesn't work in IE3, you need to change it
		// to something like "(new CardType())...".
		// if (!CardType().isExpiryDate(tmpyear, tmpmonth)) 
		if (!(new CardType()).isExpiryDate(tmpyear, tmpmonth)) {
			errorstr +="- This card has already expired. Please enter valid expiration date.\n";
		}

		with(document.frmPayment){ 	
			if (streetAddress.value=='') { errorstr += "- Please enter your billing address.\n";}
			if (city.value=='') { errorstr += "- Please enter your billing city.\n";}
			//if (country.value=='') { errorstr += "- Please select your billing country.\n";}	
			if (zip.value=='') { errorstr += "- Please enter Zip / Postal code.\n"; }
		}
			if (document.frmPayment.state.value=='') { errorstr += "- Please select your billing state.\n";}
			if (!document.frmPayment.agreeTerms.checked) { errorstr += "- Please agree to our terms and conditions.\n";}

	
		if (errorstr != ''){
			msgstr = msgstr + errorstr;
			alert(msgstr);
			return false;
		}else{
			//document.frmPayment.submit();
			return true;
		}
}



/*************************************************************************\
Object CardType([String cardtype, String rules, String len, int year, 
                                        int month])
cardtype    : type of card, eg: MasterCard, Visa, etc.
rules       : rules of the cardnumber, eg: "4", "6011", "34,37".
len         : valid length of cardnumber, eg: "16,19", "13,16".
year        : year of expiry date.
month       : month of expiry date.
eg:
var VisaCard = new CardType("Visa", "4", "16");
var AmExCard = new CardType("AmEx", "34,37", "15");
\*************************************************************************/
function CardType() {
var n;
var argv = CardType.arguments;
var argc = CardType.arguments.length;

this.objname = "object CardType";

var tmpcardtype = (argc > 0) ? argv[0] : "CardObject";
var tmprules = (argc > 1) ? argv[1] : "0,1,2,3,4,5,6,7,8,9";
var tmplen = (argc > 2) ? argv[2] : "13,14,15,16,19";

this.setCardNumber = setCardNumber;  // set CardNumber method.
this.setCardType = setCardType;  // setCardType method.
this.setLen = setLen;  // setLen method.
this.setRules = setRules;  // setRules method.
this.setExpiryDate = setExpiryDate;  // setExpiryDate method.

this.setCardType(tmpcardtype);
this.setLen(tmplen);
this.setRules(tmprules);
if (argc > 4)
this.setExpiryDate(argv[3], argv[4]);

this.checkCardNumber = checkCardNumber;  // checkCardNumber method.
this.getExpiryDate = getExpiryDate;  // getExpiryDate method.
this.getCardType = getCardType;  // getCardType method.
this.isCardNumber = isCardNumber;  // isCardNumber method.
this.isExpiryDate = isExpiryDate;  // isExpiryDate method.
this.luhnCheck = luhnCheck;// luhnCheck method.
return this;
}

/*************************************************************************\
boolean checkCardNumber([String cardnumber, int year, int month])
return true if cardnumber pass the luhncheck and the expiry date is
valid, else return false.
\*************************************************************************/
function checkCardNumber() {
var argv = checkCardNumber.arguments;
var argc = checkCardNumber.arguments.length;
var cardnumber = (argc > 0) ? argv[0] : this.cardnumber;
var year = (argc > 1) ? argv[1] : this.year;
var month = (argc > 2) ? argv[2] : this.month;

this.setCardNumber(cardnumber);
this.setExpiryDate(year, month);

if (!this.isCardNumber())
return false;
if (!this.isExpiryDate())
return false;

return true;
}
/*************************************************************************\
String getCardType()
return the cardtype.
\*************************************************************************/
function getCardType() {
return this.cardtype;
}
/*************************************************************************\
String getExpiryDate()
return the expiry date.
\*************************************************************************/
function getExpiryDate() {
return this.month + "/" + this.year;
}
/*************************************************************************\
boolean isCardNumber([String cardnumber])
return true if cardnumber pass the luhncheck and the rules, else return
false.
\*************************************************************************/
function isCardNumber() {
var argv = isCardNumber.arguments;
var argc = isCardNumber.arguments.length;
var cardnumber = (argc > 0) ? argv[0] : this.cardnumber;
if (!this.luhnCheck())
return false;

for (var n = 0; n < this.len.size; n++)
if (cardnumber.toString().length == this.len[n]) {
for (var m = 0; m < this.rules.size; m++) {
var headdigit = cardnumber.substring(0, this.rules[m].toString().length);
if (headdigit == this.rules[m])
return true;
}
return false;
}
return false;
}

/*************************************************************************\
boolean isExpiryDate([int year, int month])
return true if the date is a valid expiry date,
else return false.
\*************************************************************************/
function isExpiryDate() {
var argv = isExpiryDate.arguments;
var argc = isExpiryDate.arguments.length;

year = argc > 0 ? argv[0] : this.year;
month = argc > 1 ? argv[1] : this.month;

if (!isNum(year+""))
return false;
if (!isNum(month+""))
return false;
today = new Date();
expiry = new Date(year, month);
if (today.getTime() > expiry.getTime())
return false;
else
return true;
}

/*************************************************************************\
boolean isNum(String argvalue)
return true if argvalue contains only numeric characters,
else return false.
\*************************************************************************/
function isNum(argvalue) {
argvalue = argvalue.toString();

if (argvalue.length == 0)
return false;

for (var n = 0; n < argvalue.length; n++)
if (argvalue.substring(n, n+1) < "0" || argvalue.substring(n, n+1) > "9")
return false;

return true;
}

/*************************************************************************\
boolean luhnCheck([String CardNumber])
return true if CardNumber pass the luhn check else return false.
Reference: http://www.ling.nwu.edu/~sburke/pub/luhn_lib.pl
\*************************************************************************/
function luhnCheck() {
var argv = luhnCheck.arguments;
var argc = luhnCheck.arguments.length;

var CardNumber = argc > 0 ? argv[0] : this.cardnumber;

if (! isNum(CardNumber)) {
return false;
  }

var no_digit = CardNumber.length;
var oddoeven = no_digit & 1;
var sum = 0;

for (var count = 0; count < no_digit; count++) {
var digit = parseInt(CardNumber.charAt(count));
if (!((count & 1) ^ oddoeven)) {
digit *= 2;
if (digit > 9)
digit -= 9;
}
sum += digit;
}
if (sum % 10 == 0)
return true;
else
return false;
}

/*************************************************************************\
ArrayObject makeArray(int size)
return the array object in the size specified.
\*************************************************************************/
function makeArray(size) {
this.size = size;
return this;
}

/*************************************************************************\
CardType setCardNumber(cardnumber)
return the CardType object.
\*************************************************************************/
function setCardNumber(cardnumber) {
this.cardnumber = cardnumber;
return this;
}

/*************************************************************************\
CardType setCardType(cardtype)
return the CardType object.
\*************************************************************************/
function setCardType(cardtype) {
this.cardtype = cardtype;
return this;
}

/*************************************************************************\
CardType setExpiryDate(year, month)
return the CardType object.
\*************************************************************************/
function setExpiryDate(year, month) {
this.year = year;
this.month = month;
return this;
}

/*************************************************************************\
CardType setLen(len)
return the CardType object.
\*************************************************************************/
function setLen(len) {
// Create the len array.
if (len.length == 0 || len == null)
len = "13,14,15,16,19";

var tmplen = len;
n = 1;
while (tmplen.indexOf(",") != -1) {
tmplen = tmplen.substring(tmplen.indexOf(",") + 1, tmplen.length);
n++;
}
this.len = new makeArray(n);
n = 0;
while (len.indexOf(",") != -1) {
var tmpstr = len.substring(0, len.indexOf(","));
this.len[n] = tmpstr;
len = len.substring(len.indexOf(",") + 1, len.length);
n++;
}
this.len[n] = len;
return this;
}

/*************************************************************************\
CardType setRules()
return the CardType object.
\*************************************************************************/
function setRules(rules) {
// Create the rules array.
if (rules.length == 0 || rules == null)
rules = "0,1,2,3,4,5,6,7,8,9";
  
var tmprules = rules;
n = 1;
while (tmprules.indexOf(",") != -1) {
tmprules = tmprules.substring(tmprules.indexOf(",") + 1, tmprules.length);
n++;
}
this.rules = new makeArray(n);
n = 0;
while (rules.indexOf(",") != -1) {
var tmpstr = rules.substring(0, rules.indexOf(","));
this.rules[n] = tmpstr;
rules = rules.substring(rules.indexOf(",") + 1, rules.length);
n++;
}
this.rules[n] = rules;
return this;
}


/* card validation ends here */

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	v=trim(v);v=v.toLowerCase();v=v.replace(/ /g,'-');v=v.replace(/'/g,'');v=v.replace(/"/g,'');v=v.replace(/\,/g,'');v=v.replace(/\`/g,'');v=v.replace(/\./g,'');v=v.replace(/&/g,'and');v=v.replace(/\?/g,'');v=v.replace(/\[/g,'');v=v.replace(/\]/g,'');v=v.replace(/{/g,'');v=v.replace(/}/g,'');v=v.replace(/=/g,'');v=v.replace(/>/g,'');v=v.replace(/</g,'');v=v.replace(/\(/g,'');v=v.replace(/\)/g,'');v=v.replace(/\|/g,'');v=v.replace(/\$/g,'');v=v.replace(/\#/g,'');v=v.replace(/\*/g,'');v=v.replace(/\^/g,'');v=v.replace(/\@/g,'');v=v.replace(/\!/g,'');v=v.replace(/\~/g,'');v=v.replace(/:/g,'');v=v.replace(/;/g,'');v=v.replace(/\//g,'');v=v.replace(/_+/g,'_');v=v.replace(/-+/g,'-');document.getElementById('permalink').value=v;
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