function validateDetailForm(){
var vAlert="";
if(document.getElementById("pdTitle").value.length==0){
vAlert+="Title (Personal Details) \n";
}
if(document.getElementById("pdFirstName").value.length==0){
vAlert+="First Name (Personal Details) \n";
}
if(document.getElementById("pdSurname").value.length==0){
vAlert+="Surname (Personal Details) \n";
}

if(document.getElementById("pdEmailAddress").value.length==0){
vAlert+="Email Address \n";
}else{
var re=/^.+@.+\..+$/;	
if(!re.exec(document.getElementById("pdEmailAddress").value)){
vAlert+="Email Address (INVALID) \n";
}
}
if(document.getElementById("pdTelNumber").value.length==0){
vAlert+="Tel Number \n";
}
if(document.getElementById("pdAddress").value.length==0){
vAlert+="Address (Personal Details) \n";
}
if(document.getElementById("pdPostCode").value.length==0){
vAlert+="Post Code (Personal Details) \n";
}
if(document.getElementById("pdCountry").value.length==0){
vAlert+="Country (Personal Details) \n";
}
if(document.getElementById("pdPassword").value.length==0){
vAlert+="Password \n";
}else if(document.getElementById("pdPassword").value.length<6){
vAlert+="Password (min 6)\n";
}

if(document.getElementById("pdConfirmpassword").value.length==0){
vAlert+="Confirm password \n";
}else if(document.getElementById("pdConfirmpassword").value.length<6){
vAlert+="Confirm password (min 6)\n";
}else if(!(document.getElementById("pdPassword").value==document.getElementById("pdConfirmpassword").value)){
vAlert+="Password and Confirm password (not match)\n";
}

if(!document.getElementById("saSame").checked){
if(document.getElementById("saTitle").value.length==0){
vAlert+="Title (Shipping Address) \n";
}
if(document.getElementById("saFirstName").value.length==0){
vAlert+="First Name (Shipping Address) \n";
}
if(document.getElementById("saSurname").value.length==0){
vAlert+="Surname (Shipping Address) \n";
}

if(document.getElementById("saAddress").value.length==0){
vAlert+="Address (Shipping Address) \n";
}
if(document.getElementById("saPostCode").value.length==0){
vAlert+="Post Code (Shipping Address) \n";
}
if(document.getElementById("saCountry").value.length==0){
vAlert+="Country (Shipping Address) \n";
}
}

if(vAlert.length!=0){
alert("Please check the following fields: \n\n"+vAlert);
return false;
}else{
if(!document.getElementById("tick").checked){
alert("Tick here to confirm you have read our terms & conditions.");
return false;
}else{
return true;
}
}
}

function sameAsAbove(){
if(document.getElementById("saSame").checked){
document.getElementById("saTitle").disabled=true;
document.getElementById("saFirstName").disabled=true;
document.getElementById("saSurname").disabled=true;
document.getElementById("saAddress").disabled=true;
document.getElementById("saPostCode").disabled=true;
document.getElementById("saCountry").disabled=true;
}else{
document.getElementById("saTitle").disabled=false;
document.getElementById("saFirstName").disabled=false;
document.getElementById("saSurname").disabled=false;
document.getElementById("saAddress").disabled=false;
document.getElementById("saPostCode").disabled=false;
document.getElementById("saCountry").disabled=false;
}
}

function validatePaymentForm(){
var vAlert="";
if(document.getElementById("cardNumber").value.length==0){
vAlert+="Card Number \n";
}
if(document.getElementById("cardType").value.length==0){
vAlert+="Card Type \n";
}

if (!checkCreditCard (document.getElementById("cardNumber").value,document.getElementById("cardType").value)) {
    vAlert+="Credit card has invalid format \n";
  } 

if(document.getElementById("cardHolderName").value.length==0){
vAlert+="Card Holder Name \n";
}
if(document.getElementById("expiryDateM").value.length==0){
vAlert+="Expiry Date (Month) \n";
}

if(document.getElementById("expiryDateY").value.length==0){
vAlert+="Expiry Date (Year) \n";
}

if ( (document.getElementById("validFromY").value == document.getElementById("expiryDateY").value) && (parseInt(document.getElementById("validFromM").value) > parseInt(document.getElementById("expiryDateM").value)) ) {
vAlert+="Expiry date earlier than Valid From date";
}

if((document.getElementById("cardType").value=='SOLO') && (document.getElementById("issueNumber").value.length==0)) {
vAlert+="Issue Number \n";
}

if(document.getElementById("securityCode").value.length==0){
vAlert+="Security Code \n";
}else if(document.getElementById("securityCode").value.length!=3){
vAlert+="Security Code (INVALID - Last three digits on back of card) \n";
}

if(vAlert.length!=0){
alert("Please check the following fields: \n\n"+vAlert);
return false;
}else{
return true;
}
}

function validateEditDetails(){
var vAlert="";
if(document.getElementById("title").value.length==0){
vAlert+="Title \n";
}
if(document.getElementById("firstName").value.length==0){
vAlert+="First Name \n";
}
if(document.getElementById("surname").value.length==0){
vAlert+="Surname \n";
}

if(document.getElementById("emailAddress").value.length==0){
vAlert+="Email Address \n";
}else{
var re=/^.+@.+\..+$/;	
if(!re.exec(document.getElementById("emailAddress").value)){
vAlert+="Email Address (INVALID) \n";
}
}
if(document.getElementById("telNumber").value.length==0){
vAlert+="Tel Number \n";
}
if(document.getElementById("address").value.length==0){
vAlert+="Address \n";
}
if(document.getElementById("postCode").value.length==0){
vAlert+="Post Code \n";
}

if(vAlert.length!=0){
alert("Please check the following fields: \n\n"+vAlert);
return false;
}else{
return true;
}
}

function validateEditPassword(){
var vAlert="";
if(document.getElementById("oldPassword").value.length>0 || document.getElementById("password").value.length>0 || document.getElementById("confirmPassword").value.length>0){

if(document.getElementById("oldPassword").value.length<6){
vAlert+="Old Password (min 6)\n";
}

if(document.getElementById("password").value.length<6){
vAlert+="Password (min 6)\n";
}

if(document.getElementById("confirmPassword").value.length<6){
vAlert+="Confirm password (min 6)\n";
}else if(!(document.getElementById("password").value==document.getElementById("confirmPassword").value)){
vAlert+="Password and Confirm password (not match)\n";
}
}else if(document.getElementById("oldPassword").value.length==0 && document.getElementById("password").value.length==0 && document.getElementById("confirmPassword").value.length==0){
vAlert+="Old Password \nNew Password \nConfirm Password";
}

if(vAlert.length!=0){
alert("Please check the following fields: \n\n"+vAlert);
return false;
}else{
return true;
}
}

function validateShippingForm(){
var vAlert="";
if(document.getElementById("saTitle").value.length==0){
vAlert+="Title \n";
}
if(document.getElementById("saFirstName").value.length==0){
vAlert+="First Name \n";
}
if(document.getElementById("saSurname").value.length==0){
vAlert+="Surname \n";
}

if(document.getElementById("saAddress").value.length==0){
vAlert+="Address \n";
}
if(document.getElementById("saPostCode").value.length==0){
vAlert+="Post Code \n";
}

if(document.getElementById("saCountry").value.length==0){
vAlert+="Country \n";
}

if(vAlert.length!=0){
alert("Please check the following fields: \n\n"+vAlert);
return false;
}else{
return true;
}
}

function validateContactUs(){
var vAlert="";
if(document.getElementById("title").value.length==0){
vAlert+="Title \n";
}
if(document.getElementById("firstName").value.length==0){
vAlert+="First Name \n";
}
if(document.getElementById("surname").value.length==0){
vAlert+="Surname \n";
}

if(document.getElementById("emailAddress").value.length==0){
vAlert+="Email Address \n";
}else{
var re=/^.+@.+\..+$/;	
if(!re.exec(document.getElementById("emailAddress").value)){
vAlert+="Email Address (INVALID) \n";
}
}
if(document.getElementById("telNumber").value.length==0){
vAlert+="Tel Number \n";
}
if(document.getElementById("address").value.length==0){
vAlert+="Address \n";
}
if(document.getElementById("postCode").value.length==0){
vAlert+="Post Code \n";
}

if(document.getElementById("yourEnquiry").value.length==0){
vAlert+="Your Enquiry \n";
}

if(vAlert.length!=0){
alert("Please check the following fields: \n\n"+vAlert);
return false;
}else{
return true;
}
}

function validatePasswordReminderForm(){
	var vAlert="";
	if(document.getElementById("email").value.length==0){
		alert("Email Address is empty");
		return false;
	}else{
		var re=/^.+@.+\..+$/;	
		if(!re.exec(document.getElementById("email").value)){
			alert("Email Address is INVALID");
			return false;
		}
	}
	return true;
}

function validateNewPasswordForm() {
	if(document.getElementById("pdPassword").value.length==0){
		alert("Password required");return false;
	} else if(document.getElementById("pdPassword").value.length<6)
	{
		alert("Password min 6");return false;
	}

	if(document.getElementById("pdCPassword").value.length==0){
		alert("Confirm password");return false;
	}else if(!(document.getElementById("pdPassword").value==document.getElementById("pdCPassword").value)){
		alert("Password and Confirm password doesn't match");return false;
	}

return true;
}

function validatePhoto(e) {
	if(document.getElementById(e).value.length==0)
	{
		alert("Photo required");
		return false;
	}
	return true;
}