diff --git a/modules/blocklayered/blocklayered.php b/modules/blocklayered/blocklayered.php
index e283aebb0..b2814cdb7 100644
--- a/modules/blocklayered/blocklayered.php
+++ b/modules/blocklayered/blocklayered.php
@@ -575,7 +575,7 @@ class BlockLayered extends Module
 				<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-					<div id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+					<div class="lang_'.$language['id_lang'].'" id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 						<input size="33" type="text" name="url_name_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['url_name'], true).'" />
 						<span class="hint" name="help_box">'.$this->l('Invalid characters:').' <>;=#{}_<span class="hint-pointer">&nbsp;</span></span>
 						<p style="clear: both">'.$this->l('Specific URL format in block layered generation').'</p>
@@ -591,7 +591,7 @@ class BlockLayered extends Module
 						<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-						<div id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+						<div class="lang_'.$language['id_lang'].'" id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 							<input size="33" type="text" name="meta_title_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['meta_title'], true).'" />
 							<p style="clear: both">'.$this->l('Specific format for meta title').'</p>
 						</div>';
@@ -662,7 +662,7 @@ class BlockLayered extends Module
 				<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-					<div id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+					<div class="lang_'.$language['id_lang'].'" id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 						<input size="33" type="text" name="url_name_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['url_name'], true).'" />
 						<span class="hint" name="help_box">'.$this->l('Invalid characters:').' <>;=#{}_<span class="hint-pointer">&nbsp;</span></span>
 						<p style="clear: both">'.$this->l('Specific URL format in block layered generation').'</p>
@@ -678,7 +678,7 @@ class BlockLayered extends Module
 						<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-						<div id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+						<div class="lang_'.$language['id_lang'].'" id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 							<input size="33" type="text" name="meta_title_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['meta_title'], true).'" />
 							<p style="clear: both">'.$this->l('Specific format for meta title').'</p>
 						</div>';
@@ -789,7 +789,7 @@ class BlockLayered extends Module
 				<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-					<div id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+					<div class="lang_'.$language['id_lang'].'" id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 						<input size="33" type="text" name="url_name_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['url_name'], true).'" />
 						<span class="hint" name="help_box">'.$this->l('Invalid characters:').' <>;=#{}_<span class="hint-pointer">&nbsp;</span></span>
 						<p style="clear: both">'.$this->l('Specific URL format in block layered generation').'</p>
@@ -805,7 +805,7 @@ class BlockLayered extends Module
 						<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-						<div id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+						<div class="lang_'.$language['id_lang'].'" id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 							<input size="33" type="text" name="meta_title_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['meta_title'], true).'" />
 							<p style="clear: both">'.$this->l('Specific format for meta title').'</p>
 						</div>';
@@ -863,7 +863,7 @@ class BlockLayered extends Module
 				<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-					<div id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+					<div class="lang_'.$language['id_lang'].'" id="url_name_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 						<input size="33" type="text" name="url_name_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['url_name'], true).'" />
 						<span class="hint" name="help_box">'.$this->l('Invalid characters:').' <>;=#{}_<span class="hint-pointer">&nbsp;</span></span>
 						<p style="clear: both">'.$this->l('Specific URL format in block layered generation').'</p>
@@ -879,7 +879,7 @@ class BlockLayered extends Module
 						<div class="translatable">';
 		foreach ($languages as $language)
 			$return .= '
-						<div id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
+						<div class="lang_'.$language['id_lang'].'" id="meta_title_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $default_form_language ? 'block' : 'none').'; float: left;">
 							<input size="33" type="text" name="meta_title_'.$language['id_lang'].'" value="'.Tools::safeOutput(@$lang_value[$language['id_lang']]['meta_title'], true).'" />
 							<p style="clear: both">'.$this->l('Specific format for meta title').'</p>
 						</div>';