diff --git a/admin-dev/themes/default/css/admin-theme.css b/admin-dev/themes/default/css/admin-theme.css
index a0f3f4317..5711b217e 100644
--- a/admin-dev/themes/default/css/admin-theme.css
+++ b/admin-dev/themes/default/css/admin-theme.css
@@ -1,5 +1,5 @@
 @import url(http://fonts.googleapis.com/css?family=Josefin+Sans:200,400,700);
-/*!
+/*
  * Bootstrap v3.0.0
  *
  * Copyright 2013 Twitter, Inc
@@ -8,7 +8,7 @@
  *
  * Designed and built with all the love in the world by @mdo and @fat.
  */
-/*! normalize.css v2.1.0 | MIT License | git.io/normalize */
+/* normalize.css v2.1.0 | MIT License | git.io/normalize */
 /* line 22, ../bower_components/sass-bootstrap/lib/_normalize.scss */
 article, aside, details, figcaption, figure, footer, header, hgroup, main, nav, section, summary {
   display: block; }
@@ -5718,7 +5718,7 @@ th.visible-print, td.visible-print {
   /* line 523, ../bower_components/sass-bootstrap/lib/_mixins.scss */
   th.hidden-print, td.hidden-print {
     display: none !important; } }
-/*!
+/*
  *  Font Awesome 3.2.1
  *  the iconic font designed for Bootstrap
  *  ------------------------------------------------------------------------------
@@ -9323,8 +9323,7 @@ textarea:focus, input[type="text"]:focus, input[type="password"]:focus, input[ty
     -webkit-box-shadow: #00a4e7 0 0 0 inset;
     box-shadow: #00a4e7 0 0 0 inset; } }
 
-/*!
- * Ladda
+/* Ladda
  * http://lab.hakim.se/ladda
  * MIT licensed
  *
diff --git a/classes/module/Module.php b/classes/module/Module.php
index 5a84a9d51..f63a4f81f 100644
--- a/classes/module/Module.php
+++ b/classes/module/Module.php
@@ -675,67 +675,75 @@ abstract class ModuleCore
 	 */
 	public function registerHook($hook_name, $shop_list = null)
 	{
-		// Check hook name validation and if module is installed
-		if (!Validate::isHookName($hook_name))
-			throw new PrestaShopException('Invalid hook name');
-		if (!isset($this->id) || !is_numeric($this->id))
-			return false;
-
-		// Retrocompatibility
-		$hook_name_bak = $hook_name;
-		if ($alias = Hook::getRetroHookName($hook_name))
-			$hook_name = $alias;
-
-		Hook::exec('actionModuleRegisterHookBefore', array('object' => $this, 'hook_name' => $hook_name));
-		// Get hook id
-		$id_hook = Hook::getIdByName($hook_name);
-		$live_edit = Hook::getLiveEditById((int)Hook::getIdByName($hook_name_bak));
-
-		// If hook does not exist, we create it
-		if (!$id_hook)
-		{
-			$new_hook = new Hook();
-			$new_hook->name = pSQL($hook_name);
-			$new_hook->title = pSQL($hook_name);
-			$new_hook->live_edit  = pSQL($live_edit);
-			$new_hook->add();
-			$id_hook = $new_hook->id;
-			if (!$id_hook)
-				return false;
-		}
-
-		// If shop lists is null, we fill it with all shops
-		if (is_null($shop_list))
-			$shop_list = Shop::getShops(true, null, true);
-
 		$return = true;
-		foreach ($shop_list as $shop_id)
+		if (is_array($hook_name))
+			$hook_names = $hook_name;
+		else
+			$hook_names = array($hook_name);
+		
+		foreach ($hook_names as $hook_name)
 		{
-			// Check if already register
-			$sql = 'SELECT hm.`id_module`
-				FROM `'._DB_PREFIX_.'hook_module` hm, `'._DB_PREFIX_.'hook` h
-				WHERE hm.`id_module` = '.(int)($this->id).' AND h.`id_hook` = '.$id_hook.'
-				AND h.`id_hook` = hm.`id_hook` AND `id_shop` = '.(int)$shop_id;
-			if (Db::getInstance()->getRow($sql))
-				continue;
+			// Check hook name validation and if module is installed
+			if (!Validate::isHookName($hook_name))
+				throw new PrestaShopException('Invalid hook name');
+			if (!isset($this->id) || !is_numeric($this->id))
+				return false;
 
-			// Get module position in hook
-			$sql = 'SELECT MAX(`position`) AS position
-				FROM `'._DB_PREFIX_.'hook_module`
-				WHERE `id_hook` = '.(int)$id_hook.' AND `id_shop` = '.(int)$shop_id;
-			if (!$position = Db::getInstance()->getValue($sql))
-				$position = 0;
+			// Retrocompatibility
+			$hook_name_bak = $hook_name;
+			if ($alias = Hook::getRetroHookName($hook_name))
+				$hook_name = $alias;
 
-			// Register module in hook
-			$return &= Db::getInstance()->insert('hook_module', array(
-				'id_module' => (int)$this->id,
-				'id_hook' => (int)$id_hook,
-				'id_shop' => (int)$shop_id,
-				'position' => (int)($position + 1),
-			));
+			Hook::exec('actionModuleRegisterHookBefore', array('object' => $this, 'hook_name' => $hook_name));
+			// Get hook id
+			$id_hook = Hook::getIdByName($hook_name);
+			$live_edit = Hook::getLiveEditById((int)Hook::getIdByName($hook_name_bak));
+
+			// If hook does not exist, we create it
+			if (!$id_hook)
+			{
+				$new_hook = new Hook();
+				$new_hook->name = pSQL($hook_name);
+				$new_hook->title = pSQL($hook_name);
+				$new_hook->live_edit  = pSQL($live_edit);
+				$new_hook->add();
+				$id_hook = $new_hook->id;
+				if (!$id_hook)
+					return false;
+			}
+
+			// If shop lists is null, we fill it with all shops
+			if (is_null($shop_list))
+				$shop_list = Shop::getShops(true, null, true);
+
+			foreach ($shop_list as $shop_id)
+			{
+				// Check if already register
+				$sql = 'SELECT hm.`id_module`
+					FROM `'._DB_PREFIX_.'hook_module` hm, `'._DB_PREFIX_.'hook` h
+					WHERE hm.`id_module` = '.(int)($this->id).' AND h.`id_hook` = '.$id_hook.'
+					AND h.`id_hook` = hm.`id_hook` AND `id_shop` = '.(int)$shop_id;
+				if (Db::getInstance()->getRow($sql))
+					continue;
+
+				// Get module position in hook
+				$sql = 'SELECT MAX(`position`) AS position
+					FROM `'._DB_PREFIX_.'hook_module`
+					WHERE `id_hook` = '.(int)$id_hook.' AND `id_shop` = '.(int)$shop_id;
+				if (!$position = Db::getInstance()->getValue($sql))
+					$position = 0;
+
+				// Register module in hook
+				$return &= Db::getInstance()->insert('hook_module', array(
+					'id_module' => (int)$this->id,
+					'id_hook' => (int)$id_hook,
+					'id_shop' => (int)$shop_id,
+					'position' => (int)($position + 1),
+				));
+			}
+
+			Hook::exec('actionModuleRegisterHookAfter', array('object' => $this, 'hook_name' => $hook_name));
 		}
-
-		Hook::exec('actionModuleRegisterHookAfter', array('object' => $this, 'hook_name' => $hook_name));
 		return $return;
 	}
 
diff --git a/install-dev/data/theme.sql b/install-dev/data/theme.sql
index fcfa73ead..e393888dc 100644
--- a/install-dev/data/theme.sql
+++ b/install-dev/data/theme.sql
@@ -153,12 +153,7 @@ INSERT INTO `PREFIX_hook_module_exceptions` (`id_shop`, `id_module`, `id_hook`,
 		UNION SELECT 'orderfollow' as page
 		UNION SELECT 'orderslip' as page
 		UNION SELECT 'discount' as page
-		UNION SELECT '' as page
-		UNION SELECT '' as page
-		UNION SELECT '' as page
-		UNION SELECT '' as page
-		UNION SELECT '' as page
-		UNION SELECT '' as page
+		UNION SELECT 'product' as page
 	) pages
 	WHERE id_hook = @id_hook
 );
diff --git a/modules/blocknewproducts/blocknewproducts.php b/modules/blocknewproducts/blocknewproducts.php
index 3185ebc44..844c5d6e3 100644
--- a/modules/blocknewproducts/blocknewproducts.php
+++ b/modules/blocknewproducts/blocknewproducts.php
@@ -105,7 +105,9 @@ class BlockNewProducts extends Module
 
 	protected function getCacheId($name = null)
 	{
-		return parent::getCacheId('blocknewproducts|'.date('Ymd'));
+		if ($name === null)
+			$name = 'blocknewproducts';
+		return parent::getCacheId($name.'|'.date('Ymd'));
 	}
 
 	public function hookLeftColumn($params)
@@ -125,7 +127,7 @@ class BlockNewProducts extends Module
 
 	public function hookHeader($params)
 	{
-		$this->context->controller->addCSS(($this->_path).'blocknewproducts.css', 'all');
+		$this->context->controller->addCSS($this->_path.'blocknewproducts.css', 'all');
 	}
 
 	public function hookAddProduct($params)
diff --git a/modules/blocknewsletter/blocknewsletter.php b/modules/blocknewsletter/blocknewsletter.php
index 1be48971e..dba05baaf 100644
--- a/modules/blocknewsletter/blocknewsletter.php
+++ b/modules/blocknewsletter/blocknewsletter.php
@@ -61,8 +61,7 @@ class Blocknewsletter extends Module
 
 	public function install()
 	{
-		if (parent::install() == false || $this->registerHook('leftColumn') == false || $this->registerHook('header') == false
-			|| $this->registerHook('actionCustomerAccountAdd') == false)
+		if (!parent::install() || !$this->registerHook(array('header', 'footer', 'actionCustomerAccountAdd')))
 			return false;
 
 		Configuration::updateValue('NW_SALT', Tools::passwdGen(16));
@@ -83,9 +82,8 @@ class Blocknewsletter extends Module
 
 	public function uninstall()
 	{
-		if (!parent::uninstall())
-			return false;
-		return Db::getInstance()->execute('DROP TABLE '._DB_PREFIX_.'newsletter');
+		Db::getInstance()->execute('DROP TABLE '._DB_PREFIX_.'newsletter');
+		return parent::uninstall();
 	}
 
 	public function getContent()