<!--

function focusSection1()
{
	document.getElementById('01').focus();
}
function focusSection2()
{
	document.getElementById('02').focus();
}
function EvaluateForm(aForm)
{

	if(aForm.name.value == '' || aForm.name.value == 'Please enter your Name')
	{
		focusSection1();
		aForm.name.value = 'Please enter your Name';
		aForm.name.focus();
		aForm.name.select();
		return false;		
	}

	if(aForm.surname.value == '' || aForm.surname.value == 'Please enter your Surname')
	{
		focusSection1();
		aForm.surname.value = 'Please enter your Surname';
		aForm.surname.focus();
		aForm.surname.select();
		return false;		
	}

	if(aForm.emaillink.value == '')
	{
		focusSection1();
		aForm.emaillink.value = 'Please enter your Email address';
		aForm.emaillink.focus();
		aForm.emaillink.select();
		return false;		
	}

	if(!emailCheck(aForm.emaillink.value))
	{
		focusSection1();
		aForm.emaillink.value = 'Please enter a valid Email address';
		aForm.emaillink.focus();
		aForm.emaillink.select();
		return false;		
	}
	
	if (aForm.ignore_email.value != aForm.emaillink.value)
	{
		aForm.ignore_email.value = "Please confirm your e-mail address";
		aForm.ignore_email.focus();
		aForm.ignore_email.select();
		return false;
	}
	if(aForm.address.value == '' || aForm.address.value == 'Please enter the cardholders address')
	{
		focusSection1();
		aForm.address.value = 'Please enter the cardholders address';
		aForm.address.focus();
		aForm.address.select();
		return false;		
	}
	if(getCheckedValue(aForm.creditcardtype) == '')
	{
		alert('Please select VISA or Mastercard for Credit Card type');
		focusSection2();
		return false;		
	}

	if(aForm.Nameofbank.value == '' || aForm.Nameofbank.value == 'Please enter the name of your bank')
	{
		focusSection2();
		aForm.Nameofbank.value = 'Please enter the name of your bank';
		aForm.Nameofbank.focus();
		aForm.Nameofbank.select();
		return false;		
	}

	if(aForm.Nameasshownoncard.value == '' || aForm.Nameasshownoncard.value == 'Please enter the name on the card')
	{
		focusSection2();
		aForm.Nameasshownoncard.value = 'Please enter the name on the card';
		aForm.Nameasshownoncard.focus();
		aForm.Nameasshownoncard.select();
		return false;		
	}
	if(aForm.CardNumber.value == '' || aForm.CardNumber.value == 'Please enter the card number')
	{
		focusSection2();
		aForm.CardNumber.value = 'Please enter the card number';
		aForm.CardNumber.focus();
		aForm.CardNumber.select();
		return false;		
	}
	if(aForm.Expirydate.value == '' || aForm.Expirydate.value == 'Please enter the expiry date')
	{
		focusSection2();
		aForm.Expirydate.value = 'Please enter the expiry date';
		aForm.Expirydate.focus();
		aForm.Expirydate.select();
		return false;		
	}
	if(aForm.CVVNumber.value == '' || aForm.CVVNumber.value == 'Please enter the CVV number')
	{
		focusSection2();
		aForm.CVVNumber.value = 'Please enter the CVV number';
		aForm.CVVNumber.focus();
		aForm.CVVNumber.select();
		return false;		
	}
	if (!jcap())
	{
		aForm.jword.value = "This field is required";
		aForm.jword.focus();	
		aForm.jword.select();
		return false;
	}

		aForm.topic.disabled=false;
		return true;
}

function emailCheck (emailStr) {

/* The following variable tells the rest of the function whether or not
to verify that the address ends in a two-letter country or well-known
TLD.  1 means check it, 0 means don't. */

var checkTLD=1;

/* The following is the list of known TLDs that an e-mail address must end with. */

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */

var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/

var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */

var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */

var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */

var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */

var matchArray=emailStr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */

//alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
//alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
//alert("Ths domain name contains invalid characters.");
return false;
   }
}

// See if "user" is valid 

if (user.match(userPat)==null) {

// user is not valid

//alert("The username doesn't seem to be valid.");
return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {

// this is an IP address

for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
//alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}

// Domain is symbolic name.  Check if it's valid.
 
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
//alert("The domain name does not seem to be valid.");
return false;
   }
}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
//alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
//alert("This address is missing a hostname!");
return false;
}

// If we've gotten this far, everything's valid!
return true;
}

function changeSubmit() {
 switch (document.getElementById('button').disabled) {
  case true:  document.getElementById('button').disabled = false
    break;
  case false:  document.getElementById('button').disabled = true
    break;
 }
}

function calculate() {
	if (isNaN(document.getElementById('Accommodationtotal').value))
	{
		alert('Please only enter Numbers in the Accommodation Total field.  The values are calculated in South African Rand (ZAR).');
		document.getElementById('servicefee').value = 'R' + (0).toFixed(2);
		document.getElementById('Totalcharge').value = 'R' + (0).toFixed(2);
		document.getElementById('Accommodationtotal').value = '';
	}
	else
	{		
		document.getElementById('servicefee').value = 'R' + (Math.round(document.getElementById('Accommodationtotal').value * 0.05 * 100)/100).toFixed(2);
		document.getElementById('Totalcharge').value = 'R' + (Math.round(document.getElementById('Accommodationtotal').value * 1.05 * 100)/100).toFixed(2);
	}
}

// return the value of the radio button that is checked
// return an empty string if none are checked, or
// there are no radio buttons
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}


//-->