//var normal_color = '#FFFFA0';
var normal_color = '#FFFFFF';
var error_color = '#FFD7D7';

String.prototype.trim = function(){
	return this.replace(/^\s+|\s+$/g,"");
}
String.prototype.ltrim = function(){
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function(){
	return this.replace(/\s+$/,"");
}

function $(id)
{
	return document.getElementById(id);
}

function validate_form1()
{
	$('error_more_less').innerHTML = ' ';
	$('err_div_tx').innerHTML = 'Please fix all the red fields!';

	$('customer.loan.requested').style.background = normal_color;
	$('customer.gender').style.background = normal_color;
	$('customer.firstName').style.background = normal_color;
	$('customer.lastName').style.background = normal_color;
	$('customer.phone1.digits').style.background = normal_color;
	$('customer.phone3.digits').style.background = normal_color;
	$('customer.email').style.background = normal_color;
	$('customer.dob.date').style.background = normal_color;

	$('customer.employment.employerName').style.background = normal_color;

	err = 0;

	// amount requested
	if(IsEmptyField('customer.loan.requested')){ 
		$('customer.loan.requested').style.background = error_color;
		err = 1; 
	} else{
		req = parseInt($('customer.loan.requested').value);
		if(req < 80){
			$('error_more_less').innerHTML = "Loan Requested must be greater than 80 Pounds";
			$('customer.loan.requested').style.background = error_color;
			err=1;
		}

		if(req > 1000){
			$('error_more_less').innerHTML = "Loan Requested must be less than 1,000 Pounds";
			$('customer.loan.requested').style.background = error_color;
			err=1;
		}
	}

	// title/gender
	if(IsEmptyField('customer.gender')){ 
		$('customer.gender').style.background = error_color;
		err = 1; 
	}

	// first name
	if(!validName($('customer.firstName').value)){
		$('customer.firstName').style.background = error_color;
		err = 1; 
	}

	// last name
	if(!validName($('customer.lastName').value)){
		$('customer.lastName').style.background = error_color;
		err = 1; 
	}

	// home phone
	homePhone = $('customer.phone1.digits').value;
	if(!validPhone(homePhone)){
		$('customer.phone1.digits').style.background = error_color;
		err = 1; 
	}

	// mobile phone
	cellPhone = $('customer.phone3.digits').value;
	if(!validCellPhone(cellPhone)){
		$('customer.phone3.digits').style.background = error_color;
		err = 1; 
	}

	// email
	if(!checkMail($('customer.email').value)){
		$('customer.email').style.background = error_color;
		err = 1; 
	}

	var dt1 = $('customer.dob.date').value;
	if(validateDate(dt1, 1900, 2000) == false){ 
		$('customer.dob.date').style.background = error_color;
		err = 1;
	} else  if(getAge(dt1) < 18){
		$('err_div_tx').innerHTML = "You must be 18 or over.";
		$('customer.dob.date').style.background = error_color;
		err = 1;
	}

	var ename = $('customer.employment.employerName').value;
	if(IsEmptyField('customer.employment.employerName') || ename.length < 2){
		$('customer.employment.employerName').style.background = error_color;
		err = 1; 
	}

	if($("allow_mails").checked == false && err == 0) {
		alert('To submit, please check that you have read our privacy policy');
		err = 1;
	}

	if (err == 1){
		$('errdiv').style.display = 'block';
		return false;
	}

	$('errdiv').style.display = 'none';
	return true;
}

function clear_required_fields() 
{
	$('customer.firstName').style.background = '#FFFFFF';
	$('customer.lastName').style.background = '#FFFFFF';
	$('customer.streetNumber').style.background = '#FFFFFF';
	$('customer.streetName').style.background = '#FFFFFF';
	$('customer.state').style.background = '#FFFFFF';
	$('customer.city').style.background = '#FFFFFF';
	$('customer.zip').style.background = '#FFFFFF';
	$('customer.email').style.background = '#FFFFFF';
	$('customer.phone1.digits').style.background = '#FFFFFF';
	$('customer.phone3.digits').style.background = '#FFFFFF';
	$('customer.dob.date').style.background = '#FFFFFF';
	$('customer.employment.employerName').style.background = '#FFFFFF';
	$('customer.employment.incomeSource').style.background = '#FFFFFF';
	$('customer.employment.netSalary').style.background = '#FFFFFF';
	$('customer.bankAccount.directDeposit').style.background = '#FFFFFF';
	$('customer.employment.howOftenPaid').style.background = '#FFFFFF';
	$('customer.phone2.digits').style.background = '#FFFFFF';
	$('customer.employment.payDate1').style.background = '#FFFFFF';
	$('customer.employment.jobTimeMonths').style.background = '#FFFFFF';
	$('customer.hasCC').style.background = '#FFFFFF';
	$('customer.loan.requested').style.background = '#FFFFFF';
	$('error_more_less').innerHTML='';
	$('err_div_tx').innerHTML='Please fix all the red fields!';
	$('customer.gender').style.background = '#FFFFFF';
	$('customer.employment.payDate2').style.background = '#FFFFFF';
	$('customer.employment.nin').style.background = '#FFFFFF';
	$('cash_timeAtHome').style.background = '#FFFFFF';
}

function check_fields() 
{

var err=0;
clear_required_fields();

if(IsEmptyField('customer.employment.payDate2')){$('customer.employment.payDate2').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.gender')){$('customer.gender').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.firstName')){$('customer.firstName').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.lastName')){$('customer.lastName').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.streetNumber')){$('customer.streetNumber').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.streetName')){$('customer.streetName').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.state')){$('customer.state').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.city')){$('customer.city').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.email')){$('customer.email').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.phone1.digits')){$('customer.phone1.digits').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.phone3.digits')){$('customer.phone3.digits').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.dob.date')){$('customer.dob.date').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.employment.employerName')){$('customer.employment.employerName').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.employment.incomeSource')){$('customer.employment.incomeSource').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.bankAccount.directDeposit')){$('customer.bankAccount.directDeposit').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.employment.howOftenPaid')){$('customer.employment.howOftenPaid').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.phone2.digits')){$('customer.phone2.digits').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.employment.payDate1')){$('customer.employment.payDate1').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.employment.jobTimeMonths')){$('customer.employment.jobTimeMonths').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('customer.hasCC')){$('customer.hasCC').style.background = '#FFD7D7';err=1;}
if(IsEmptyField('cash_timeAtHome')){$('cash_timeAtHome').style.background = '#FFD7D7';err=1;}

if(IsEmptyField('customer.loan.requested')) { 
	$('customer.loan.requested').style.background = '#FFD7D7';  
	err=1; 
} else {
	var req = parseInt($('customer.loan.requested').value);
	if(req < 80){
		$('error_more_less').innerHTML = "Loan Requested must be greater than 80 Pounds";
		$('customer.loan.requested').style.background = '#FFD7D7';
		err=1;
	}

	if(req > 1000){
		$('error_more_less').innerHTML = "Loan Requested must be less than 1,000 Pounds";
		$('customer.loan.requested').style.background = '#FFD7D7';
		err=1;
	}
}

if(IsEmptyField('customer.employment.netSalary') ||  !IsNumeric($('customer.employment.netSalary').value)) {
	$('customer.employment.netSalary').style.background = '#FFD7D7';
	err=1;
} else {
	var req = parseInt($('customer.employment.netSalary').value);
	if(req < 200){
		$('err_div_tx').innerHTML = "Monthly Income must be greater than 200 Pounds";
		$('customer.employment.netSalary').style.background = '#FFD7D7';
		err=1;
	}
}

if(!checkMail($('customer.email').value)){$('customer.email').style.background = '#FFD7D7';err=1;}

var zc = $('customer.zip').value;
if(checkPostCode(zc)){
	$('customer.zip').value = checkPostCode (zc)
} else { 
	$('customer.zip').style.background = '#FFD7D7';
	err=1;
}
 
var firstname = $('customer.firstName').value;
if(!validName(firstname)){
	$('customer.firstName').style.background = '#FFD7D7';
	err=1;
}

var lastname = $('customer.lastName').value;
if(!validName(lastname)){
	$('customer.lastName').style.background = '#FFD7D7';
	err=1;
}

if($('customer.employment.employerName').value.length < 2){
	$('customer.employment.employerName').style.background = '#FFD7D7';
	err=1;
}

var phome = $('customer.phone1.digits').value;
if(!validPhone(phome)){ $('customer.phone1.digits').style.background = '#FFD7D7';err=1;}

var pwork = $('customer.phone2.digits').value;
if(!validPhone(pwork)){ $('customer.phone2.digits').style.background = '#FFD7D7';err=1;}

var pcell = $('customer.phone3.digits').value;
if(!validCellPhone(pcell)){ $('customer.phone3.digits').style.background = '#FFD7D7';err=1;}
 
if(pwork && phome && pwork == phome){
	$('err_div_tx').innerHTML = "Home phone must be different than the work phone.";
	$('customer.phone1.digits').style.background = '#FFD7D7';
	$('customer.phone2.digits').style.background = '#FFD7D7';
	err=1;
}

var dt1 = $('customer.dob.date').value;
if(!validateDate(dt1, 1900, 2000)){ 
	$('customer.dob.date').style.background = '#FFD7D7';
	err=1; 
} else  if(getAge(dt1) < 18){
	$('err_div_tx').innerHTML = "You must be 18 or over.";
	$('customer.dob.date').style.background = '#FFD7D7';
	err=1; 
}

var dt2 = $('customer.employment.payDate1').value;
if(!validateDate(dt2, 2007, 2029)){
	$('customer.employment.payDate1').style.background = '#FFD7D7';
	err=1;
}

if($("allow_mails").checked == false && err==0) {
	alert('To submit, please check that you have read our privacy policy');
	err = 1;
}

if(err!=1) {
	$('errdiv').style.display = 'none';
	$('submitbutton').style.display = 'none';
	$('processing').style.display = 'block';

	var url = "/site/javascripts/v2/step2.php?" + allFormData();
	http.abort();
	http.open("GET", url, true);
	http.onreadystatechange = handleHttpResponse;
	http.send(null);
} else {
	$('submitbutton').style.display = 'block';
	$('processing').style.display = 'none';
	$('errdiv').style.display = 'block';
}

} // end func

function handleHttpResponse() 
{
	if (http.readyState == 4)
	{ 
		if (http.responseText == 'err') {
		  top.location="/thank-you/";
		} else {
		  top.location=http.responseText;
		}
	}
}

function getHTTPObject(){
  var xmlhttp;
  /*@cc_on
  @if (@_jscript_version >= 5)
    try{
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
   } catch (e){
      try{
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
     } catch (E){
        xmlhttp = false;
     }
   }
  @else
  xmlhttp = false;
  @end @*/
  if (!xmlhttp && typeof XMLHttpRequest != 'undefined'){
    try{
      xmlhttp = new XMLHttpRequest();
   } catch (e){
      xmlhttp = false;
   }
 }
  return xmlhttp;
}
var http = getHTTPObject(); // We create the HTTP Object

function allFormData() 
{
$('errdiv').style.display = 'none';

var dat = "";
dat = dat + "gender=" + escape($('customer.gender').value);
dat = dat + "&firstname=" + escape($('customer.firstName').value);
dat = dat + "&lastname=" + escape($('customer.lastName').value);
dat = dat + "&address1=" + escape($('customer.streetNumber').value+' '+$('customer.streetName').value);
dat = dat + "&streetnumber=" + escape($('customer.streetNumber').value);
dat = dat + "&streetname=" + escape($('customer.streetName').value);
dat = dat + "&state=" + escape($('customer.state').value);
dat = dat + "&city=" + escape($('customer.city').value);
dat = dat + "&zip=" + escape($('customer.zip').value);
dat = dat + "&email=" + escape($('customer.email').value);
dat = dat + "&phonenumber=" + escape($('customer.phone1.digits').value);
dat = dat + "&phonecell=" + escape($('customer.phone3.digits').value);
dat = dat + "&dob=" + escape($('customer.dob.date').value);
dat = dat + "&employerName=" + escape($('customer.employment.employerName').value);
dat = dat + "&IncomeSource=" + escape($('customer.employment.incomeSource').value);
dat = dat + "&netSalary=" + escape($('customer.employment.netSalary').value);
dat = dat + "&directDeposit=" + escape($('customer.bankAccount.directDeposit').value);
dat = dat + "&howOftenPaid=" + escape($('customer.employment.howOftenPaid').value);
dat = dat + "&phonework=" + escape($('customer.phone2.digits').value);
dat = dat + "&payDate1=" + escape($('customer.employment.payDate1').value);
dat = dat + "&jobTimeMonths=" + escape($('customer.employment.jobTimeMonths').value);
dat = dat + "&creditCardType=" + escape($('customer.hasCC').value);
dat = dat + "&amountRequested=" + escape($('customer.loan.requested').value);
dat = dat + "&nin=" + escape($('customer.employment.nin').value);
dat = dat + "&SortCode=" + escape($('customer.employment.sortcode').value);
dat = dat + "&BankAccountNumber=" + escape($('customer.employment.bankaccount').value);
dat = dat + "&payDate2=" + escape($('customer.employment.payDate2').value);
dat = dat + "&allow_mails=" + escape($("allow_mails").value);
dat = dat + "&SRLP=" + escape($("SRLP").value);
dat = dat + "&cash_timeAtHome=" + escape($("cash_timeAtHome").value);

// LID: optional (used on some partner sites)
LID_elem = $('LID');
if(LID_elem){
	dat = dat + "&LID=" + escape(LID_elem.value);
}

step_elem = $('suggest_step');
if(step_elem){
	dat = dat + "&suggest_step=" + escape(step_elem.value);
}

return dat;
}

function isAlpha(str)
{
	regex = /^\[a-zA-Z]+$/;
	return regex.test(str);
}

function isAlphaNum(str)
{
	regex = /^\[0-9a-zA-Z]+$/;
	return regex.test(str);
}

function checkMail(mail)
{
	var x = mail;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) return true;
	else return false;
}

function validName(name)
{
	name = name.trim();

	regex = /^[a-zA-Z][a-zA-Z\s\'\.,\-]+$/
	return regex.test(name);
}

function validPhone(phone)
{
	if(!IsNumeric(phone)){
		return false;
	}

	phone = phone.trim('0');

	if(phone.length != 11 && phone.length != 10){
		return false;
	}

	if(phone.charAt(0) != '0') { // || phone.charAt(1) == '7') {
		return false;
	}

	return true;
}

function validCellPhone(phone)
{
	if(!IsNumeric(phone)){
		return false;
	}

	phone = phone.trim('0');

	if(phone.length != 11){
		return false;
	}

	if(phone.substring(0, 2) != '07'){
		return false;
	}

	return true;
}

function IsEmptyField(id)
{
	value = $(id).value;
	return (value.trim() == '');
}

function IsNumeric(sText)
{
	var ValidChars = "0123456789";
	var IsNumber=true;
	var Char;

	for (i = 0; i < sText.length && IsNumber == true; i++) { 
		Char = sText.charAt(i); 
		if (ValidChars.indexOf(Char) == -1) {
			IsNumber = false;
		}
	}

	return IsNumber;
}

function keyRestrict(e, validchars){
 var key='', keychar='';
 key = getKeyCode(e);
 if (key == null) return true;
 keychar = String.fromCharCode(key);
 keychar = keychar.toLowerCase();
 validchars = validchars.toLowerCase();
 if (validchars.indexOf(keychar) != -1)
  return true;
 if ( key==null || key==0 || key==8 || key==9 || key==13 || key==27 )
  return true;
 return false;
}

function getKeyCode(e)
{
 if (window.event)
    return window.event.keyCode;
 else if (e)
    return e.which;
 else
    return null;
}

function validateDate(fld, an1, an2){
    var RegExPattern = /^((((0?[1-9]|[12]\d|3[01])[\.\-\/](0?[13578]|1[02])[\.\-\/]((1[6-9]|[2-9]\d)?\d{2}))|((0?[1-9]|[12]\d|30)[\.\-\/](0?[13456789]|1[012])[\.\-\/]((1[6-9]|[2-9]\d)?\d{2}))|((0?[1-9]|1\d|2[0-8])[\.\-\/]0?2[\.\-\/]((1[6-9]|[2-9]\d)?\d{2}))|(29[\.\-\/]0?2[\.\-\/]((1[6-9]|[2-9]\d)?(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)|00)))|(((0[1-9]|[12]\d|3[01])(0[13578]|1[02])((1[6-9]|[2-9]\d)?\d{2}))|((0[1-9]|[12]\d|30)(0[13456789]|1[012])((1[6-9]|[2-9]\d)?\d{2}))|((0[1-9]|1\d|2[0-8])02((1[6-9]|[2-9]\d)?\d{2}))|(2902((1[6-9]|[2-9]\d)?(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)|00))))$/;
    if ((fld.match(RegExPattern)) && (fld!='')) 
{
var mySplitResult = fld.split("/");
if((parseFloat(mySplitResult[2])>=an1) && (parseFloat(mySplitResult[2])<=an2))
{ return true;} else{ return false;}
}
else
{ return false;}

}

function getAge(dobString)
{
	dobParts = dobString.split('/');

	dob = new Date(dobParts[2], dobParts[1]  - 1, dobParts[0]);
	now = new Date();

	return Math.floor((now.getTime() - dob.getTime()) / (365.25 * 24 * 60 * 60 * 1000));
}

function checkPostCode (toCheck){

  // Permitted letters depend upon their position in the postcode.
  var alpha1 = "[abcdefghijklmnoprstuwyz]";                       // Character 1
  var alpha2 = "[abcdefghklmnopqrstuvwxy]";                       // Character 2
  var alpha3 = "[abcdefghjkstuw]";                                // Character 3
  var alpha4 = "[abehmnprvwxy]";                                  // Character 4
  var alpha5 = "[abdefghjlnpqrstuwxyz]";                          // Character 5
  
  // Array holds the regular expressions for the valid postcodes
  var pcexp = new Array ();

  // Expression for postcodes: AN NAA, ANN NAA, AAN NAA, and AANN NAA
  pcexp.push (new RegExp ("^(" + alpha1 + "{1}" + alpha2 + "?[0-9]{1,2})(\\s*)([0-9]{1}" + alpha5 + "{2})$","i"));
  
  // Expression for postcodes: ANA NAA
  pcexp.push (new RegExp ("^(" + alpha1 + "{1}[0-9]{1}" + alpha3 + "{1})(\\s*)([0-9]{1}" + alpha5 + "{2})$","i"));

  // Expression for postcodes: AANA  NAA
  pcexp.push (new RegExp ("^(" + alpha1 + "{1}" + alpha2 + "?[0-9]{1}" + alpha4 +"{1})(\\s*)([0-9]{1}" + alpha5 + "{2})$","i"));
  
  // Exception for the special postcode GIR 0AA
  pcexp.push (/^(GIR)(\s*)(0AA)$/i);
  
  // Standard BFPO numbers
  pcexp.push (/^(bfpo)(\s*)([0-9]{1,4})$/i);
  
  // c/o BFPO numbers
  pcexp.push (/^(bfpo)(\s*)(c\/o\s*[0-9]{1,3})$/i);
  
  // Overseas Territories
  pcexp.push (/^([A-Z]{4})(\s*)(1ZZ)$/i);

  // Load up the string to check
  var postCode = toCheck;

  // Assume we're not going to find a valid postcode
  var valid = false;
  
  // Check the string against the types of post codes
  for ( var i=0; i<pcexp.length; i++){
    if (pcexp[i].test(postCode)){
    
      // The post code is valid - split the post code into component parts
      pcexp[i].exec(postCode);
      
      // Copy it back into the original string, converting it to uppercase and
      // inserting a space between the inward and outward codes
      postCode = RegExp.$1.toUpperCase() + " " + RegExp.$3.toUpperCase();
      
      // If it is a BFPO c/o type postcode, tidy up the "c/o" part
      postCode = postCode.replace (/C\/O\s*/,"c/o ");
      
      // Load new postcode back into the form element
      valid = true;
      
      // Remember that we have found that the code is valid and break from loop
      break;
   }
 }
  
  // Return with either the reformatted valid postcode or the original invalid 
  // postcode
  if (valid){return postCode;} else return false;
}

//AB345345C
function checkNINO (toCheck) 
{
 
  var re = /\s/g; //Match any white space including space, tab, form-feed, etc. 
  toCheck = toCheck.replace(re, "");

  var exp1 = /^[A-CEGHJ-NOPR-TW-Z]{1}[A-CEGHJ-NPR-TW-Z]{1}[0-9]{6}[A-D\s]{1}/i;
  var exp2 = /(^GB)|(^BG)|(^NK)|(^KN)|(^TN)|(^NT)|(^ZZ).+/i;

  if (toCheck.match(exp1) && !toCheck.match(exp2)) 
  return toCheck.toUpperCase() 

  return false;
}