Problema com caráter especial como "ç"

Segue o código da região com problema:

global.lang.php

<?php

$_['text_menu_inside'] = 'Dentro de';
$_['text_menu_brands'] = 'Marcas';
$_['text_menu_home'] = 'Página inicial';
$_['text_menu_information'] = 'Informações';
$_['text_contact_us'] = 'Contate-nos';
$_['text_login'] = 'Login';
$_['text_compare'] = 'Compare';
$_['text_wishlist'] = 'Favoritos';
$_['text_grid'] = 'Grade';
$_['text_list'] = 'Lista';
$_['text_sort_by'] = 'Sortiado por';
$_['text_show'] = 'Mostrar';
$_['text_images'] = 'Imagens';
$_['text_success'] = 'Successo';
$_['text_failure'] = 'Failhado';
$_['text_continue'] = 'Continuar';
$_['text_continue_shopping'] = 'Continue Shopping';
$_['text_shopping_cart'] = 'Carrinho de compras';

// Account

$_['text_ordered_products'] = 'Ordens';
$_['text_logout'] = 'Sair';

// Product

$_['text_product_tab_images'] = 'Fotos';
$_['text_product_not_yet_rated'] = 'Sem nota';
$_['text_product_wishlist_added'] = 'Produto adicionado aos favoristo!';
$_['text_product_compare_added'] = 'Produto adicionado ao compare!';
$_['text_product_order_quantity'] = 'Quantidade de ordem';
$_['text_product_discount'] = 'Quantidade de desconto';
$_['text_product_discount_items'] = '%s ou mais';
$_['text_product_rating_stars_many'] = '%s fora de 5 estrelas!';
$_['text_product_rating_stars_one'] = 'fora de 5 estrelas!';
$_['text_product_price_per_item'] = 'Preço por item';
$_['text_product_add_wishlist'] = 'Produto adicionado aos favoritos!';
$_['text_product_add_compare'] = 'Produto adicionado ao compare!';

//Cart

$_['text_cart'] = '';
$_['text_cart_view'] = 'Veja o carrinho';
$_['text_cart_title_add'] = 'Produto adicionado ao carrinho!';
$_['text_cart_add'] = '<a href="%s"><strong>%s</strong></a><br /> adicionado para <a href="%s">carrinho de compras</a>!';
$_['text_cart_title_remove'] = 'Produto removido do carrinho!';
$_['text_cart_remove'] = '<a href="%s"><strong>%s</strong></a><br /> removido do <a href="%s">carrinho de compras</a>!';
$_['text_cart_voucher_remove'] = 'Voucher removido para <a href="%s">shopping carrinho</a>!';
$_['text_cart_failure'] = 'Failhado';

//Account
$_['text_account_agree'] = 'Eu li e concordo com o <a class="s_main_color" rel="prettyPhoto[ajax]" href="%s" alt="%s"><b>%s</b></a>';

//Affiliate
$_['text_agree_affiliate'] = 'Eu li e concordo com o <a class="s_main_color" rel="prettyPhoto[ajax]" href="%s" alt="%s"><b>%s</b></a>';

// Checkout

$_['text_checkout_options'] = '<strong class="s_main_color">1</strong> Opções check-out';
$_['text_checkout_account'] = '<strong class="s_main_color">2</strong> Conta & Endereço de Faturamento';
$_['text_checkout_payment_address'] = '<strong class="s_main_color">2</strong> Endereço de Faturamente';
$_['text_checkout_shipping_address'] = '<strong class="s_main_color">3</strong> Endereço de entrega';
$_['text_checkout_shipping_method'] = '<strong class="s_main_color">4</strong> Método de entrega';
$_['text_checkout_payment_method'] = '<strong class="s_main_color">5</strong> Método de pagamento';
$_['text_checkout_confirm'] = '<strong class="s_main_color">6</strong> Ordem confirmada';
$_['text_checkout_continue'] = 'Continuar';
$_['text_checkout_agree'] = 'Eu li e concordo com o <a class="s_main_color" rel="prettyPhoto[ajax]" href="%s" alt="%s"><b>%s</b></a>';

// Validation

$_['text_error_email'] = 'Por favor, coloque um email válido';
$_['text_error_password'] = 'Por favor, coloque uma senha válida';
$_['text_error_password_match'] = 'As senhas não são iguais';
$_['text_error_required'] = 'Este campo é necessário';

checkout.tpl:

<?php echo $header; ?>
 <!-- ---------------------- -->
 <!-- I N T R O -->
 <!-- ---------------------- -->
 <div id="intro">
 <div id="intro_wrap">
 <div class="s_wrap">
 <div id="breadcrumbs" class="s_col_12">
 <?php foreach ($breadcrumbs as $breadcrumb): ?>
 <?php echo $breadcrumb['separator']; ?><a href="<?php echo $breadcrumb['href']; ?>"><?php echo $breadcrumb['text']; ?></a>
 <?php endforeach; ?>
 </div>
 <h1><?php echo $heading_title; ?></h1>
 </div>
 </div>
 </div>
 <!-- end of intro -->

 <!-- ---------------------- -->
 <!-- C O N T E N T -->
 <!-- ---------------------- -->

 <div id="content" class="s_wrap">

 <?php if ($tbData->common['column_position'] == "left" && $column_right): ?>
 <div id="left_col" class="s_side_col">
 <?php echo $column_right; ?>
 </div>
 <?php endif; ?>

 <div class="checkout s_main_col">

 <?php echo $content_top; ?>
 <div id="checkout">
 <div class="checkout-heading"><?php echo $tbData->text_checkout_options; ?></div>
 <div class="checkout-content"></div>
 </div>
 <?php if (!$logged): ?>
 <div id="payment-address">
 <div class="checkout-heading"><span><?php echo $tbData->text_checkout_account; ?></span></div>
 <div class="checkout-content"></div>
 </div>
 <?php else: ?>
 <div id="payment-address">
 <div class="checkout-heading"><span><?php echo $tbData->text_checkout_payment_address; ?></span></div>
 <div class="checkout-content"></div>
 </div>
 <?php endif; ?>
 <?php if ($shipping_required): ?>
 <div id="shipping-address">
 <div class="checkout-heading"><?php echo $tbData->text_checkout_shipping_address; ?></div>
 <div class="checkout-content"></div>
 </div>
 <div id="shipping-method">
 <div class="checkout-heading"><?php echo $tbData->text_checkout_shipping_method; ?></div>
 <div class="checkout-content"></div>
 </div>
 <?php endif; ?>
 <div id="payment-method">
 <div class="checkout-heading"><?php echo $tbData->text_checkout_payment_method; ?></div>
 <div class="checkout-content"></div>
 </div>
 <div id="confirm">
 <div class="checkout-heading"><?php echo $tbData->text_checkout_confirm; ?></div>
 <div class="checkout-content"></div>
 </div>

 <?php echo $content_bottom; ?>

 </div>

 <?php if ($tbData->common['column_position'] == "right" && $column_right): ?>
 <div id="right_col" class="s_side_col">
 <?php echo $column_right; ?>
 </div>
 <?php endif; ?>

 <script type="text/javascript">
 $('#checkout .checkout-content input[name=\'account\']').live('change', function() {
 if ($(this).attr('value') == 'register') {
 $('#payment-address .checkout-heading').html('<?php echo $tbData->text_checkout_account; ?>');
 } else {
 $('#payment-address .checkout-heading').html('<?php echo $tbData->text_checkout_payment_address; ?>');
 }
 });

 $('.checkout-heading a').live('click', function() {
 $('.checkout-content').slideUp('slow');

 $(this).parent().parent().find('.checkout-content').slideDown('slow');
 });
 <?php if (!$logged): ?>
 $(document).ready(function() {
 $.ajax({
 url: 'index.php?route=checkout/login',
 dataType: 'html',
 success: function(html) {
 $('#checkout .checkout-content').html(html);
 $('#checkout .checkout-content').slideDown('slow');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });
 <?php else: ?>
 $(document).ready(function() {
 $.ajax({
 url: 'index.php?route=checkout/payment_address',
 dataType: 'html',
 success: function(html) {
 $('#payment-address .checkout-content').html(html);
 $('#payment-address .checkout-content').slideDown('slow');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });
 <?php endif; ?>

 // Checkout
 $('#button-account').live('click', function() {
 $.ajax({
 url: 'index.php?route=checkout/' + $('input[name=\'account\']:checked').attr('value'),
 dataType: 'html',
 beforeSend: function() {
 $('#button-account').attr('disabled', true);
 $('#button-account').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-account').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(html) {
 $('.s_server_msg').remove();
 $('#payment-address .checkout-content').html(html);
 $('#checkout .checkout-content').slideUp('slow');
 $('#payment-address .checkout-content').slideDown('slow');
 $('.checkout-heading a').remove();
 $('#checkout .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 }
 });
 });

 // Login
 $('#button-login').live('click', function() {
 if (!$("#returning_customer_login").valid()) {
 return false;
 }

 $.ajax({
 url: 'index.php?route=checkout/login/validate',
 type: 'post',
 data: $('#returning_customer_login :input'),
 dataType: 'json',
 beforeSend: function() {
 $('#button-login').attr('disabled', true);
 $('#button-login').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-login').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $('.s_server_msg').remove();

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 $('#checkout .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_msg').fadeIn('slow');
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 // Register
 $('#button-register').live('click', function() {
 if (!$("#register_details_form").valid()) {

 return false;
 }

 $.ajax({
 url: 'index.php?route=checkout/register/validate',
 type: 'post',
 data: $('#payment-address input[type=\'text\'], #payment-address input[type=\'password\'], #payment-address input[type=\'checkbox\']:checked, #payment-address input[type=\'radio\']:checked, #payment-address input[type=\'hidden\'], #payment-address select'),
 dataType: 'json',
 beforeSend: function() {
 $('#button-register').attr('disabled', true);
 $('#button-register').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-register').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $('.s_server_msg').remove();
 $("p.s_error_msg").remove();
 $("div.s_row_2").removeClass("s_error_row");

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#payment-address .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_msg').fadeIn('slow');
 }
 var elements = { "firstname" : "", "lastname" : "", "email" : "", "telephone" : "", "company_id" : "", "tax_id" : "", "address_1" : "", "city" : "", "postcode" : "", "country" : "select:country_id", "zone" : "select:zone_id", "password" : "", "confirm" : "" };
 highlightErrors(elements, json['error'], "payment-address");
 } else {
 location.reload(true);
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 // Payment Address
 $('#payment-address a.payment_button-address').live('click', function() {
 var submit_button = this;
 if ($("#payment-address-new").is(":checked") && !$("#payment_form").valid()) {
 return false;
 }

 $.ajax({
 url: 'index.php?route=checkout/payment_address/validate',
 type: 'post',
 data: $('#payment-address input[type=\'text\'], #payment-address input[type=\'password\'], #payment-address input[type=\'checkbox\']:checked, #payment-address input[type=\'radio\']:checked, #payment-address select'),
 dataType: 'json',
 beforeSend: function() {
 $(submit_button).attr('disabled', true);
 $(submit_button).after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $(submit_button).attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $("p.s_error_msg").remove();
 $("div.s_row_2").removeClass("s_error_row");

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#payment-address .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_smg').fadeIn('slow');
 }
 var elements = { "firstname" : "", "lastname" : "", "email" : "", "telephone" : "", "company_id" : "", "tax_id" : "", "address_1" : "", "city" : "", "postcode" : "", "country" : "select:country_id", "zone" : "select:zone_id" };
 highlightErrors(elements, json['error'], "payment-address");
 } else {
 <?php if ($shipping_required): ?>
 $.ajax({
 url: 'index.php?route=checkout/shipping_address',
 dataType: 'html',
 success: function(html) {
 $('#shipping-address .checkout-content').html(html);
 $('#payment-address .checkout-content').slideUp('slow');
 $('#shipping-address .checkout-content').slideDown('slow');
 $('#payment-address .checkout-heading a').remove();
 $('#shipping-address .checkout-heading a').remove();
 $('#shipping-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#payment-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 <?php else: ?>
 $.ajax({
 url: 'index.php?route=checkout/payment_method',
 dataType: 'html',
 success: function(html) {
 $('#payment-method .checkout-content').html(html);
 $('#payment-address .checkout-content').slideUp('slow');
 $('#payment-method .checkout-content').slideDown('slow');
 $('#payment-address .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#payment-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 <?php endif; ?>

 $.ajax({
 url: 'index.php?route=checkout/payment_address',
 dataType: 'html',
 success: function(html) {
 $('#payment-address .checkout-content').html(html);
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 // Shipping Address
 $('#shipping-address a.shipping_button-address').live('click', function() {
 if ($("#shipping-address-new").is(":checked") && !$("#shipping_form").valid()) {
 return false;
 }

 $.ajax({
 url: 'index.php?route=checkout/shipping_address/validate',
 type: 'post',
 data: $('#shipping-address input[type=\'text\'], #shipping-address input[type=\'password\'], #shipping-address input[type=\'checkbox\']:checked, #shipping-address input[type=\'radio\']:checked, #shipping-address select'),
 dataType: 'json',
 beforeSend: function() {
 $('#shipping-address #button-address').attr('disabled', true);
 $('#shipping-address #button-address').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#shipping-address #button-address').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $("p.s_error_msg").remove();
 $("div.s_row_2").removeClass("s_error_row");

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#shipping-address .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_smg').fadeIn('slow');
 }
 var elements = { "firstname" : "", "lastname" : "", "email" : "", "telephone" : "", "address_1" : "", "city" : "", "postcode" : "", "country" : "select:country_id", "zone" : "select:zone_id" };
 highlightErrors(elements, json['error'], "shipping-address");
 } else {
 $.ajax({
 url: 'index.php?route=checkout/shipping_method',
 dataType: 'html',
 success: function(html) {
 $('#shipping-method .checkout-content').html(html);
 $('#shipping-address .checkout-content').slideUp('slow');
 $('#shipping-method .checkout-content').slideDown('slow');
 $('#shipping-address .checkout-heading a').remove();
 $('#shipping-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#shipping-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');

 $.ajax({
 url: 'index.php?route=checkout/shipping_address',
 dataType: 'html',
 success: function(html) {
 $('#shipping-address .checkout-content').html(html);
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 // Guest
 $('#button-guest').live('click', function() {
 if (!$("#guest_details_form").valid()) {
 return false;
 }

 $.ajax({
 url: 'index.php?route=checkout/guest/validate',
 type: 'post',
 data: $('#payment-address input[type=\'text\'], #payment-address input[type=\'checkbox\']:checked, #payment-address select'),
 dataType: 'json',
 beforeSend: function() {
 $('#button-guest').attr('disabled', true);
 $('#button-guest').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-guest').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $("p.s_error_msg").remove();
 $("div.s_row_2").removeClass("s_error_row");

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#payment-address .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_smg').fadeIn('slow');
 }
 var elements = { "firstname" : "", "lastname" : "", "email" : "", "telephone" : "", "company_id" : "", "tax_id" : "", "address_1" : "", "city" : "", "postcode" : "", "country" : "select:country_id", "zone" : "select:zone_id" };
 highlightErrors(elements, json['error'], "payment-address");
 } else {
 <?php if ($shipping_required): ?>
 var shipping_address = $('#payment-address input[name=\'shipping_address\']:checked').attr('value');

 if (shipping_address) {
 $.ajax({
 url: 'index.php?route=checkout/shipping_method',
 dataType: 'html',
 success: function(html) {
 $('#shipping-method .checkout-content').html(html);
 $('#payment-address .checkout-content').slideUp('slow');
 $('#shipping-method .checkout-content').slideDown('slow');
 $('#payment-address .checkout-heading a').remove();
 $('#shipping-address .checkout-heading a').remove();
 $('#shipping-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#payment-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 $('#shipping-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');

 $.ajax({
 url: 'index.php?route=checkout/guest_shipping',
 dataType: 'html',
 success: function(html) {
 $('#shipping-address .checkout-content').html(html);
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 } else {
 $.ajax({
 url: 'index.php?route=checkout/guest_shipping',
 dataType: 'html',
 success: function(html) {
 $('#shipping-address .checkout-content').html(html);
 $('#payment-address .checkout-content').slideUp('slow');
 $('#shipping-address .checkout-content').slideDown('slow');
 $('#payment-address .checkout-heading a').remove();
 $('#shipping-address .checkout-heading a').remove();
 $('#shipping-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#payment-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 }
 <?php else: ?>
 $.ajax({
 url: 'index.php?route=checkout/payment_method',
 dataType: 'html',
 success: function(html) {
 $('#payment-method .checkout-content').html(html);
 $('#payment-address .checkout-content').slideUp('slow');
 $('#payment-method .checkout-content').slideDown('slow');
 $('#payment-address .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#payment-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 <?php endif; ?>
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 // Guest Shipping
 $('#button-guest-shipping').live('click', function() {
 if (!$("#guest_shipping_form").valid()) {
 return false;
 }

 $.ajax({
 url: 'index.php?route=checkout/guest_shipping/validate',
 type: 'post',
 data: $('#shipping-address input[type=\'text\'], #shipping-address select'),
 dataType: 'json',
 beforeSend: function() {
 $('#button-guest-shipping').attr('disabled', true);
 $('#button-guest-shipping').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-guest-shipping').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $("p.s_error_msg").remove();
 $("div.s_row_2").removeClass("s_error_row");

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#shipping-address .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_smg').fadeIn('slow');
 }
 var elements = { "firstname" : "", "lastname" : "", "email" : "", "address_1" : "", "address_2" : "","city" : "", "postcode" : "", "country" : "select:country_id", "zone" : "select:zone_id" };
 highlightErrors(elements, json['error'], "shipping-address");

 } else {
 $.ajax({
 url: 'index.php?route=checkout/shipping_method',
 dataType: 'html',
 success: function(html) {
 $('#shipping-method .checkout-content').html(html);
 $('#shipping-address .checkout-content').slideUp('slow');
 $('#shipping-method .checkout-content').slideDown('slow');
 $('#shipping-address .checkout-heading a').remove();
 $('#shipping-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#shipping-address .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 $('#button-shipping').live('click', function() {
 $.ajax({
 url: 'index.php?route=checkout/shipping_method/validate',
 type: 'post',
 data: $('#shipping-method input[type=\'radio\']:checked, #shipping-method textarea'),
 dataType: 'json',
 beforeSend: function() {
 $('#button-shipping').attr('disabled', true);
 $('#button-shipping').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-shipping').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $('.s_server_msg').remove();

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#shipping-method .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_smg').fadeIn('slow');
 }
 } else {
 $.ajax({
 url: 'index.php?route=checkout/payment_method',
 dataType: 'html',
 success: function(html) {
 $('#payment-method .checkout-content').html(html);
 $('#shipping-method .checkout-content').slideUp('slow');
 $('#payment-method .checkout-content').slideDown('slow');
 $('#shipping-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading a').remove();
 $('#shipping-method .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 $('#button-payment').live('click', function() {
 $.ajax({
 url: 'index.php?route=checkout/payment_method/validate',
 type: 'post',
 data: $('#payment-method input[type=\'radio\']:checked, #payment-method input[type=\'checkbox\']:checked, #payment-method textarea'),
 dataType: 'json',
 beforeSend: function() {
 $('#button-payment').attr('disabled', true);
 $('#button-payment').after('<span class="wait"> <img src="catalog/view/theme/default/image/loading.gif" alt="" /></span>');
 },
 complete: function() {
 $('#button-payment').attr('disabled', false);
 $('.wait').remove();
 },
 success: function(json) {
 $('.s_server_msg').remove();

 if (json['redirect']) {
 location = json['redirect'];
 } else if (json['error']) {
 if (json['error']['warning']) {
 $('#payment-method .checkout-content').prepend('<div class="s_server_msg s_msg_red" style="display: none;"><p>' + json['error']['warning'] + '</p></div>');
 $('.s_server_msg').fadeIn('slow');
 }
 } else {
 $.ajax({
 url: 'index.php?route=checkout/confirm',
 dataType: 'html',
 success: function(html) {
 $('#confirm .checkout-content').html(html);
 $('#payment-method .checkout-content').slideUp('slow');
 $('#confirm .checkout-content').slideDown('slow');
 $('#payment-method .checkout-heading a').remove();
 $('#payment-method .checkout-heading').append('<a><?php echo $text_modify; ?></a>');
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 }
 },
 error: function(xhr, ajaxOptions, thrownError) {
 alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
 }
 });
 });

 function highlightErrors(elements, json, wrapper_id) {
 jQuery.each(elements, function(i, val) {
 if (json[i]) {
 var selector = "input";
 var el_name = val ? val : i;

 if (val) {
 var el_parts = val.split(":");
 if (el_parts.length == 2) {
 var selector = el_parts[0];
 var el_name = el_parts[1];
 }
 }

 var element = $("#" + wrapper_id + " " + selector + "[name='" + el_name + "']");

 element.after('<p class="s_error_msg">' + json[i] + '</p>');
 element.parent("div.s_row_2").addClass("s_error_row");
 }
 });
 }

 </script>

 <link rel="stylesheet" type="text/css" href="<?php echo $tbData->theme_javascript_url; ?>prettyphoto/css/prettyPhoto.css" media="all" />
 <script type="text/javascript" src="<?php echo $tbData->theme_javascript_url; ?>prettyphoto/js/jquery.prettyPhoto.js"></script>
 <script type="text/javascript" src="http<?php if($tbData->isHTTPS) echo 's'?>://ajax.aspnetcdn.com/ajax/jquery.validate/1.9/jquery.validate.min.js"></script>

 <script type="text/javascript">
 jQuery.validator.setDefaults({
 errorElement: "p",
 errorClass: "s_error_msg",
 errorPlacement: function(error, element) {
 error.insertAfter(element);
 },
 highlight: function(element, errorClass, validClass) {
 $(element).addClass("error_element").removeClass(validClass);
 $(element).parent("div").addClass("s_error_row");
 },
 unhighlight: function(element, errorClass, validClass) {
 $(element).removeClass("error_element").addClass(validClass);
 $(element).parent("div").removeClass("s_error_row");
 }
 });
 </script>

 </div>
 <!-- end of content -->

<?php echo $footer; ?>

Eu fiz uma tradução de um template e está dando erro em alguns carateres especiais segue a imagem do erro:

/applications/core/interface/imageproxy/imageproxy.php?img=http://www.lojazix.com.br/problema.png&key=3ffb177af3a14000bebd9cbdcf1e946a50e3a3ba4bab7bf87af5a92300b51578" alt="problema.png" />