// JavaScript Document

function clearMailingName(mailing){
  document.mailing.mailingname.value = '';
}

function clearMailingEmail(mailing){
  document.mailing.mailingemail.value = '';
}

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

function clearVoucher(){
  document.cart.voucher.value = '';
}

function getForm(form)
{
	if (form.split)
		return document.getElementById(form);
	else
		return form;
}

function check_contact(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.name.value == ''){
		alert("Please enter your name...");
		form.name.focus();
		return false;
	}
	if (form.email.value=="" || form.email.value.match(illegalChars) || !(emailFilter.test(form.email.value))){
		alert("Please enter a valid email address...");
		form.email.focus();
		return false;
	}
	if (form.message.value == ''){
		alert("Please enter the nature of your enquiry...");
		form.message.focus();
		return false;
	}
}

function check_comm(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.name.value == ''){
		alert("Please enter your name...");
		form.name.focus();
		return false;
	}
	if (form.email.value=="" || form.email.value.match(illegalChars) || !(emailFilter.test(form.email.value))){
		alert("Please enter a valid email address...");
		form.email.focus();
		return false;
	}
	var stripped = form.telephone.value.replace(/[\(\)\.\-\ ]/g, '');
	if (form.telephone.value=='' || isNaN(parseInt(stripped))) {
		alert("Your telephone number is incomplete or contain invalid characters...");
		form.telephone.focus();
		return false;
	}
	if (form.message.value == ''){
		alert("Please enter the nature of your enquiry...");
		form.message.focus();
		return false;
	}
}

function check_buy(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.ProductOption.value == ''){
		alert("Please select a product option...");
		form.ProductOption.focus();
		return false;
	}
}

function check_checkout(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.billingFirstName.value == ''){
		alert("Please enter your first name...");
		form.billingFirstName.focus();
		return false;
	}								
	if (form.billingLastName.value == ''){
		alert("Please enter your last name...");
		form.billingLastName.focus();
		return false;
	}
	if (form.billingAddress1.value == ''){
		alert("Please enter your billing address...");
		form.billingAddress1.focus();
		return false;
	}
	if (form.billingCity.value == ''){
		alert("Please enter your billing city...");
		form.billingCity.focus();
		return false;
	}
	if (form.billingCounty.value == ''){
		alert("Please enter your billing county...");
		form.billingCounty.focus();
		return false;
	}
	if (form.billingPostcode.value == ''){
		alert("Please enter your billing post code...");
		form.billingPostcode.focus();
		return false;
	}
	var stripped = form.billingTelephone.value.replace(/[\(\)\.\-\ ]/g, '');
	if (form.billingTelephone.value=='' || isNaN(parseInt(stripped))) {
		alert("Your telephone number is incomplete or contain invalid characters...");
		form.billingTelephone.focus();
		return false;
	}
	if (form.billingEmail.value=="" || form.billingEmail.value.match(illegalChars) || !(emailFilter.test(form.billingEmail.value))){
		alert("Please enter a valid email address...");
		form.billingEmail.focus();
		return false;
	}
	if (form.deliveryFirstName.value == ''){
		alert("Please enter your first name...");
		form.deliveryFirstName.focus();
		return false;
	}	
	if (form.deliveryLastName.value == ''){
		alert("Please enter your last name...");
		form.deliveryLastName.focus();
		return false;
	}																
	if (form.deliveryAddress1.value == ''){
		alert("Please your delivery address...");
		form.deliveryAddress1.focus();
		return false;
	}
	if (form.deliveryCity.value == ''){
		alert("Please enter your delivery city...");
		form.deliveryCity.focus();
		return false;
	}
	if (form.deliveryCounty.value == ''){
		alert("Please enter your delivery county...");
		form.deliveryCounty.focus();
		return false;
	}
	if (form.deliveryPostcode.value == ''){
		alert("Please enter your delivery post code...");
		form.deliveryPostcode.focus();
		return false;
	}
}

function singleSubmit(trgForm)
{
    trgForm.submitButton.disabled = true;
    trgForm.resetButton.disabled = true;
}

function toggleBillingInfo(trgForm)
{
    if (trgForm.SubmitBilling.checked == true)
    {
        trgForm.deliveryFirstName.value = trgForm.billingFirstName.value ;
        trgForm.deliveryLastName.value = trgForm.billingLastName.value ;
        trgForm.deliveryAddress1.value = trgForm.billingAddress1.value ;
        trgForm.deliveryAddress2.value = trgForm.billingAddress2.value ;
        trgForm.deliveryCity.value =  trgForm.billingCity.value ;
		trgForm.deliveryCounty.value =  trgForm.billingCounty.value ;
        trgForm.deliveryPostcode.value = trgForm.billingPostcode.value ;
    }
    else
    {
        trgForm.deliveryFirstName.value = "";
        trgForm.deliveryLastName.value = "";
        trgForm.deliveryAddress1.value = "";
        trgForm.deliveryAddress2.value = "";
        trgForm.deliveryCity.value = "";
		trgForm.deliveryCounty.value = "";
        trgForm.deliveryPostcode.value = "";
    }
}


function showDiv(obj)
{
	if (document.getElementById)
	{
		var el = document.getElementById(obj);
		var ar = document.getElementsByTagName("div");
		
		if (el.style.display != "block") 
		{ 
			for (var i = 0; i < ar.length; i++)
			{
			    if (ar[i].className == "subnavclass") 
			    {
    			    ar[i].style.display = "none";
    			}
			}
			el.style.display = "block";
		}
		else
		{
			el.style.display = "none";
		}
	}
}

function evaswap(obj, val)
{
    obj.src = val;
}

function check_login(form) {
	if (form.username.value == ''){
		alert("Please enter your username...");
		form.username.focus();
		return false;
	}
	if (form.password.value == ''){
		alert("Please enter your password...");
		form.password.focus();
		return false;
	}
}

function check_mailing(form) {
	var emailFilter=/^.+@.+\..{2,3}$/;
	var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
	var re = /\s/;
	
	if (form.mailingname.value==''){
		alert("Please enter your Name...");
		form.mailingname.focus();
		return false;
	}
	if (form.mailingemail.value=="" || form.mailingemail.value.match(illegalChars) || !(emailFilter.test(form.mailingemail.value))){
		alert("Please enter a valid email address...");
		form.mailingemail.focus();
		return false;
	}
}

function check_register(form) {
	var emailFilter=/^.+@.+\..{2,3}$/;
	var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
	var re = /\s/;

	if (form.firstname.value == ''){
		alert("Please enter your first name...");
		form.firstname.focus();
		return false;
	}								
	if (form.lastname.value == ''){
		alert("Please enter your last name...");
		form.lastname.focus();
		return false;
	}
	var stripped = form.telephone.value.replace(/[\(\)\.\-\ ]/g, '');
	if (form.telephone.value=='' || isNaN(parseInt(stripped))) {
		alert("Your telephone number is incomplete or contain invalid characters...");
		form.telephone.focus();
		return false;
	}
	if (form.email.value=="" || form.email.value.match(illegalChars) || !(emailFilter.test(form.email.value))){
		alert("Please enter a valid email address...");
		form.email.focus();
		return false;
	}
	if (form.password.value == ''){
		alert("Please enter your password...");
		form.password.focus();
		return false;
	}
	if (form.password.value != form.passwordconf.value){
		alert("Your password did not match...");
		form.passwordconf.focus();
		return false;
	}
	if (form.hear_about.value == ''){
		alert("Please select how your heard about us...");
		form.hear_about.focus();
		return false;
	}
}

function check_lostpassword(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.email.value == '' || form.email.value.match(illegalChars) || !(emailFilter.test(form.email.value))){
		alert("Please enter a valid email address...");
		form.email.focus();
		return false;
	}									
}

function check_updateaddress(form) {
	var emailFilter=/^.+@.+\..{2,3}$/;
	var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
	if (form.address1.value == ''){
		alert("Please enter your address...");
		form.address1.focus();
		return false;
	}
	if (form.city.value == ''){
		alert("Please enter your city...");
		form.city.focus();
		return false;
	}
	if (form.county.value == ''){
		alert("Please enter your county...");
		form.county.focus();
		return false;
	}
	if (form.postcode.value == ''){
		alert("Please enter your postcode...");
		form.postcode.focus();
		return false;
	}
	if (form.country.value == ''){
		alert("Please select your country...");
		form.country.focus();
		return false;
	}					
}