var firsttime;

function convertCurrency(ThisPrice) {window.open('http://www.future-shock.net/CurrencyConverter/?Amount=' + ThisPrice + '&From=EUR&to=GBP','Currency','width=295,height=200')}

function checkInteger(FormItem,TheMessage) {if ((isNaN(FormItem.value)) || (FormItem.value.indexOf(".")>-1)  || (FormItem.value<=0)) {alert(TheMessage); FormItem.value=FormItem.defaultValue}}

function setAction(ActionString) {document.BasketForm.action+=ActionString}

function confirmRemove(ItemNumber,TheMessage) {if (confirm(TheMessage)==true) {setAction('DEL&ID=' + ItemNumber); document.BasketForm.submit()}}

function reOpenPopup(url) {
	var thisWin = window.open(url,'','width=450,height=300,scrollbars=no,left=250,top=150,screenX=250,screenY=150');
	if (thisWin.focus) {thisWin.focus()}
	}

function checkPaymentForm_EN(FormRef) {
    if (firsttime=="Y") {alert("Please wait your payment is being processed."); return false}
    else {
		if (FormRef.CustomerFirstName.value=="") {alert("Please enter your First Name"); FormRef.CustomerFirstName.focus(); return false}
		if (FormRef.CustomerLastName.value=="") {alert("Please enter your Last Name"); FormRef.CustomerLastName.focus(); return false}
		if (FormRef.CustomerStreet.value=="") {alert("Please enter your Address"); FormRef.CustomerStreet.focus(); return false}
		if (FormRef.CustomerCity.value=="") {alert("Please enter your City"); FormRef.CustomerCity.focus(); return false}
		if (FormRef.CustomerCounty.value=="") {alert("Please enter your County"); FormRef.CustomerCounty.focus(); return false}
		if (FormRef.CustomerPostcode.value=="") {alert("Please enter your Postcode"); FormRef.CustomerPostcode.focus(); return false}
		if (FormRef.TelephoneNumber.value=="") {alert("Please enter your Telephone Number"); FormRef.TelephoneNumber.focus(); return false}
		if (emailCheck(FormRef.EmailAddress.value,"The email address you have entered is not valid")==false) {return false}
		firsttime="Y";
		}
	}

function checkPaymentForm_ES(FormRef) {
    if (firsttime=="Y") {alert("Por favor, espere mientras se procesa su pago."); return false}
    else {
		if (FormRef.CustomerFirstName.value=="") {alert("Introduzca su nombre"); FormRef.CustomerFirstName.focus(); return false}
		if (FormRef.CustomerLastName.value=="") {alert("Introduzca su apellido"); FormRef.CustomerLastName.focus(); return false}
		if (FormRef.CustomerStreet.value=="") {alert("Introduzca su dirección"); FormRef.CustomerStreet.focus(); return false}
		if (FormRef.CustomerCity.value=="") {alert("Introduzca su ciudad"); FormRef.CustomerCity.focus(); return false}
		if (FormRef.CustomerCounty.value=="") {alert("Introduzca su país"); FormRef.CustomerCounty.focus(); return false}
		if (FormRef.CustomerPostcode.value=="") {alert("Introduzca su código postal"); FormRef.CustomerPostcode.focus(); return false}
		if (FormRef.TelephoneNumber.value=="") {alert("Introduzca su número de teléfono"); FormRef.TelephoneNumber.focus(); return false}
		if (emailCheck(FormRef.EmailAddress.value,"El email que ha introducido no es válido")==false) {return false}
		firsttime="Y";
		}
	}

function emailCheck (emailStr,theMessage) {
	emailStr = emailStr.toLowerCase(); // Validate email address
	var checkTLD=1; // Verify that the address ends in a two-letter country or well-known TLD.  1 means check it, 0 means don't.
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum|co|uk)$/; // Known TLDs that an e-mail address must end with.
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) {alert(theMessage); return false}
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i=0; i<user.length; i++) {if (user.charCodeAt(i)>127) {alert(theMessage);return false}}
	for (i=0; i<domain.length; i++) {if (domain.charCodeAt(i)>127) {alert(theMessage);return false}}
	if (user.match(userPat)==null) {alert(theMessage);return false}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {if (IPArray[i]>255) {alert(theMessage);return false}}
		return true;
		}
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {if (domArr[i].search(atomPat)==-1) {alert(theMessage);return false}}
	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) {alert(theMessage);return false}
	if (len<2) {alert(theMessage);return false}
	return true;
	}