diff --git a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder.tpl b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder.tpl
index 64353a612..91bfdcf67 100644
--- a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder.tpl
+++ b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder.tpl
@@ -26,7 +26,7 @@
 	<span class="tree-folder-name">
 		<input type="radio" name="id-category" value="{$node['id_category']}" />
 		<i class="icon-folder-close"></i>
-		<label class="tree-toggler ">{$name}</label>
+		<label class="tree-toggler ">{$node['name']}</label>
 	</span>
 	<ul class="tree">
 		{$children}
diff --git a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder_associations.tpl b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder_associations.tpl
index db9560f71..2d76f50d3 100644
--- a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder_associations.tpl
+++ b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_folder_associations.tpl
@@ -26,7 +26,7 @@
 	<span class="tree-folder-name">
 		<input type="checkbox" name="categoryBox[]" value="{$node['id_category']}" />
 		<i class="icon-folder-close"></i>
-		<label class="tree-toggler">{$name}</label>
+		<label class="tree-toggler">{$node['name']}</label>
 	</span>
 	<ul class="tree">
 		{$children}
diff --git a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item.tpl b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item.tpl
index 8c6bc12ce..b32174dea 100644
--- a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item.tpl
+++ b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item.tpl
@@ -26,6 +26,6 @@
 	<label class="tree-item-name">
 		<input type="radio" name="id-category" value="{$node['id_category']}" />
 		<i class="tree-dot"></i>
-		{$name}
+		{$node['name']}
 	<label>
 </li>
\ No newline at end of file
diff --git a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item_associations.tpl b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item_associations.tpl
index 321414de7..6aeccb01a 100644
--- a/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item_associations.tpl
+++ b/admin-dev/themes/default/template/controllers/products/helpers/tree/tree_node_item_associations.tpl
@@ -26,6 +26,6 @@
 	<label class="tree-item-name">
 	<input type="checkbox" name="categoryBox[]" value="{$node['id_category']}" />
 	<i class="tree-dot"></i>
-	{$name}
+	{$node['name']}
 	</label>
 </li>
\ No newline at end of file
diff --git a/admin-dev/themes/default/template/helpers/tree/tree.tpl b/admin-dev/themes/default/template/helpers/tree/tree.tpl
deleted file mode 100644
index ff173c88f..000000000
--- a/admin-dev/themes/default/template/helpers/tree/tree.tpl
+++ /dev/null
@@ -1,33 +0,0 @@
-{*
-* 2007-2013 PrestaShop
-*
-* NOTICE OF LICENSE
-*
-* This source file is subject to the Academic Free License (AFL 3.0)
-* that is bundled with this package in the file LICENSE.txt.
-* It is also available through the world-wide-web at this URL:
-* http://opensource.org/licenses/afl-3.0.php
-* If you did not receive a copy of the license and are unable to
-* obtain it through the world-wide-web, please send an email
-* to license@prestashop.com so we can send you a copy immediately.
-*
-* DISCLAIMER
-*
-* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
-* versions in the future. If you wish to customize PrestaShop for your
-* needs please refer to http://www.prestashop.com for more information.
-*
-*  @author PrestaShop SA <contact@prestashop.com>
-*  @copyright  2007-2013 PrestaShop SA
-*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
-*  International Registered Trademark & Property of PrestaShop SA
-*}
-
-<div class="panel">
-	{if isset($header)}{$header}{/if}
-	{if isset($nodes)}
-	<ul id="{$id}" class="tree">
-		{$nodes}
-	</ul>
-	{/if}
-</div>
\ No newline at end of file
diff --git a/admin-dev/themes/default/template/helpers/tree/tree_header.tpl b/admin-dev/themes/default/template/helpers/tree/tree_header.tpl
deleted file mode 100644
index 5153dfd31..000000000
--- a/admin-dev/themes/default/template/helpers/tree/tree_header.tpl
+++ /dev/null
@@ -1,28 +0,0 @@
-{*
-* 2007-2013 PrestaShop
-*
-* NOTICE OF LICENSE
-*
-* This source file is subject to the Academic Free License (AFL 3.0)
-* that is bundled with this package in the file LICENSE.txt.
-* It is also available through the world-wide-web at this URL:
-* http://opensource.org/licenses/afl-3.0.php
-* If you did not receive a copy of the license and are unable to
-* obtain it through the world-wide-web, please send an email
-* to license@prestashop.com so we can send you a copy immediately.
-*
-* DISCLAIMER
-*
-* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
-* versions in the future. If you wish to customize PrestaShop for your
-* needs please refer to http://www.prestashop.com for more information.
-*
-*  @author PrestaShop SA <contact@prestashop.com>
-*  @copyright  2007-2013 PrestaShop SA
-*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
-*  International Registered Trademark & Property of PrestaShop SA
-*}
-<div class="panel-heading">
-	{l s=$title}
-	{if isset($toolbar)}{$toolbar}{/if}
-</div>
\ No newline at end of file
diff --git a/admin-dev/themes/default/template/helpers/tree/tree_node_folder.tpl b/admin-dev/themes/default/template/helpers/tree/tree_node_folder.tpl
index 434d49e0a..7c7183a33 100644
--- a/admin-dev/themes/default/template/helpers/tree/tree_node_folder.tpl
+++ b/admin-dev/themes/default/template/helpers/tree/tree_node_folder.tpl
@@ -26,7 +26,7 @@
 <li class="tree-folder">
 	<span class="tree-folder-name">
 		<i class="icon-folder-close"></i>
-		<label class="tree-toggler ">{$name}</label>
+		<label class="tree-toggler ">{$node['name']}</label>
 	</span>
 	<ul class="tree">
 		{$children}
diff --git a/admin-dev/themes/default/template/helpers/tree/tree_node_item.tpl b/admin-dev/themes/default/template/helpers/tree/tree_node_item.tpl
index 4ecb74b8d..8011fe37f 100644
--- a/admin-dev/themes/default/template/helpers/tree/tree_node_item.tpl
+++ b/admin-dev/themes/default/template/helpers/tree/tree_node_item.tpl
@@ -26,6 +26,6 @@
 <li class="tree-item">
 	<label class="tree-item-name">
 		<i class="tree-dot"></i>
-		{$name}
+		{$node['name']}
 	<label>
 </li>
\ No newline at end of file
diff --git a/admin-dev/themes/default/template/helpers/tree/tree_toolbar.tpl b/admin-dev/themes/default/template/helpers/tree/tree_toolbar.tpl
deleted file mode 100644
index d036a7932..000000000
--- a/admin-dev/themes/default/template/helpers/tree/tree_toolbar.tpl
+++ /dev/null
@@ -1,25 +0,0 @@
-{*
-* 2007-2013 PrestaShop
-*
-* NOTICE OF LICENSE
-*
-* This source file is subject to the Academic Free License (AFL 3.0)
-* that is bundled with this package in the file LICENSE.txt.
-* It is also available through the world-wide-web at this URL:
-* http://opensource.org/licenses/afl-3.0.php
-* If you did not receive a copy of the license and are unable to
-* obtain it through the world-wide-web, please send an email
-* to license@prestashop.com so we can send you a copy immediately.
-*
-* DISCLAIMER
-*
-* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
-* versions in the future. If you wish to customize PrestaShop for your
-* needs please refer to http://www.prestashop.com for more information.
-*
-*  @author PrestaShop SA <contact@prestashop.com>
-*  @copyright  2007-2013 PrestaShop SA
-*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
-*  International Registered Trademark & Property of PrestaShop SA
-*}
-<div class="pull-right">{if isset($actions)}{foreach from=$actions item=action}{$action}{/foreach}{/if}</div>
\ No newline at end of file
diff --git a/classes/Category.php b/classes/Category.php
index c411f73b7..df1b464b7 100644
--- a/classes/Category.php
+++ b/classes/Category.php
@@ -477,11 +477,11 @@ class CategoryCore extends ObjectModel
 		return $categories;
 	}
 
-	public static function getNestedCategories($parent_category = 0,
+	public static function getNestedCategories($root_category = 1,
 		$id_lang = false, $active = true, $sql_filter = '', $sql_sort = '',
 		$sql_limit = '')
 	{
-		if (!Validate::isInt($parent_category))
+		if (!Validate::isInt($root_category))
 			die(Tools::displayError());
 
 		if (!Validate::isBool($active))
@@ -506,7 +506,7 @@ class CategoryCore extends ObjectModel
 			$current = &$buff[$row['id_category']];
 			$current = $row;
 
-			if ($row['id_parent'] == $parent_category)
+			if ($row['id_category'] == $root_category)
 				$categories[$row['id_category']] = &$current;
 			else
 				$buff[$row['id_parent']]['children'][$row['id_category']] = &$current;
diff --git a/classes/helper/HelperTree.php b/classes/helper/HelperTree.php
index 3d47d1f5c..72cd9e396 100644
--- a/classes/helper/HelperTree.php
+++ b/classes/helper/HelperTree.php
@@ -32,15 +32,13 @@ class HelperTreeCore
 	const DEFAULT_NODE_FOLDER_TEMPLATE = 'tree_node_folder.tpl';
 	const DEFAULT_NODE_ITEM_TEMPLATE   = 'tree_node_item.tpl';
 
-	private $_children_key;
 	private $_context;
 	private $_data;
 	private $_headerTemplate;
 	private $_id;
-	private $_id_key;
-	private $_name_key;
 	private $_node_folder_template;
 	private $_node_item_template;
+	private $_template;
 	private $_template_directory;
 	private $_title;
 
@@ -83,20 +81,6 @@ class HelperTreeCore
 		return $this;
 	}
 
-	public function setChildrenKey($value)
-	{
-		$this->_children_key = (string)$value;
-		return $this;
-	}
-
-	public function getChildrenKey()
-	{
-		if (!isset($this->_children_key))
-			$this->setChildrenKey('children');
-
-		return $this->_children_key;
-	}
-
 	public function setContext($value)
 	{
 		$this->_context = $value;
@@ -153,34 +137,6 @@ class HelperTreeCore
 		return $this->_id;
 	}
 
-	public function setIdKey($value)
-	{
-		$this->_id_key = (string)$value;
-		return $this;
-	}
-
-	public function getIdKey()
-	{
-		if (!isset($this->_id_key))
-			$this->setIdKey('id');
-
-		return $this->_id_key;
-	}
-
-	public function setNameKey($value)
-	{
-		$this->_name_key = (string)$value;
-		return $this;
-	}
-
-	public function getNameKey()
-	{
-		if (!isset($this->_name_key))
-			$this->setNameKey('name');
-
-		return $this->_name_key;
-	}
-
 	public function setNodeFolderTemplate($value)
 	{
 		$this->_node_folder_template = $value;
@@ -232,15 +188,50 @@ class HelperTreeCore
 	public function getTemplateDirectory()
 	{
 		if (!isset($this->_template_directory))
-		{
 			$this->_template_directory = $this->_normalizeDirectory(
-				$this->getContext()->smarty->getTemplateDir(0)
-				.self::DEFAULT_TEMPLATE_DIRECTORY);
-		}
+				self::DEFAULT_TEMPLATE_DIRECTORY);
 
 		return $this->_template_directory;
 	}
 
+	public function getTemplateFile($template)
+	{
+		if (preg_match_all('/((?:^|[A-Z])[a-z]+)/', get_class($this->getContext()->controller), $matches) !== FALSE)
+			$controllerName = strtolower($matches[0][1]);
+
+		if ($this->getContext()->controller instanceof ModuleAdminController)
+			return $this->_normalizeDirectory(
+				$this->getContext()->controller->getTemplatePath())
+				.$this->getTemplateDirectory().$template;
+		else if ($this->getContext()->controller instanceof AdminController
+			&& isset($controllerName) && file_exists($this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0)).'controllers'
+				.DIRECTORY_SEPARATOR
+				.$controllerName
+				.DIRECTORY_SEPARATOR
+				.$this->getTemplateDirectory().$template))
+			return $this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0)).'controllers'
+				.DIRECTORY_SEPARATOR
+				.$controllerName
+				.DIRECTORY_SEPARATOR
+				.$this->getTemplateDirectory().$template;
+		else if (file_exists($this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(1))
+				.$this->getTemplateDirectory().$template))
+				return $this->_normalizeDirectory(
+					$this->getContext()->smarty->getTemplateDir(1))
+					.$this->getTemplateDirectory().$template;
+		else if (file_exists($this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0))
+				.$this->getTemplateDirectory().$template))
+				return $this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0))
+				.$this->getTemplateDirectory().$template;
+		else
+			return $this->getTemplateDirectory().$template;
+	}
+
 	public function setTitle($value)
 	{
 		$this->_title = $value;
@@ -305,7 +296,7 @@ class HelperTreeCore
 
 		//Create Tree Template
 		$template = $this->getContext()->smarty->createTemplate(
-			$this->getTemplateDirectory().$this->getTemplate(),
+			$this->getTemplateFile($this->getTemplate()),
 			$this->getContext()->smarty
 		);
 
@@ -313,7 +304,7 @@ class HelperTreeCore
 		{
 			//Create Tree Header Template
 			$headerTemplate = $this->getContext()->smarty->createTemplate(
-				$this->getTemplateDirectory().$this->getHeaderTemplate(),
+				$this->getTemplateFile($this->getHeaderTemplate()),
 				$this->getContext()->smarty
 			);
 			$headerTemplate->assign(array(
@@ -344,22 +335,20 @@ class HelperTreeCore
 
 		foreach ($data as $item)
 		{
-			if (array_key_exists($this->getChildrenKey(), $item)
-				&& !empty($item[$this->getChildrenKey()]))
+			if (array_key_exists('children', $item)
+				&& !empty($item['children']))
 				$html .= $this->getContext()->smarty->createTemplate(
-					$this->getTemplateDirectory().$this->getNodeFolderTemplate(),
+					$this->getTemplateFile($this->getNodeFolderTemplate()),
 					$this->getContext()->smarty
 				)->assign(array(
-					'name'     => $item[$this->getNameKey()],
-					'children' => $this->renderNodes($item[$this->getChildrenKey()]),
+					'children' => $this->renderNodes($item['children']),
 					'node'     => $item
 				))->fetch();
 			else
 				$html .= $this->getContext()->smarty->createTemplate(
-					$this->getTemplateDirectory().$this->getNodeItemTemplate(),
+					$this->getTemplateFile($this->getNodeItemTemplate()),
 					$this->getContext()->smarty
 				)->assign(array(
-					'name' => $item[$this->getNameKey()],
 					'node' => $item
 				))->fetch();
 		}
diff --git a/classes/helper/HelperTreeToolbar.php b/classes/helper/HelperTreeToolbar.php
index 5c522837e..522074076 100644
--- a/classes/helper/HelperTreeToolbar.php
+++ b/classes/helper/HelperTreeToolbar.php
@@ -108,12 +108,50 @@ class HelperTreeToolbarCore implements HelperITreeToolbarCore
 	{
 		if (!isset($this->_template_directory))
 			$this->_template_directory = $this->_normalizeDirectory(
-				$this->getContext()->smarty->getTemplateDir(0)
-				.self::DEFAULT_TEMPLATE_DIRECTORY);
+				self::DEFAULT_TEMPLATE_DIRECTORY);
 
 		return $this->_template_directory;
 	}
 
+
+	public function getTemplateFile($template)
+	{
+		if (preg_match_all('/((?:^|[A-Z])[a-z]+)/', get_class($this->getContext()->controller), $matches) !== FALSE)
+			$controllerName = strtolower($matches[0][1]);
+
+		if ($this->getContext()->controller instanceof ModuleAdminController)
+			return $this->_normalizeDirectory(
+				$this->getContext()->controller->getTemplatePath())
+				.$this->getTemplateDirectory().$template;
+		else if ($this->getContext()->controller instanceof AdminController
+			&& isset($controllerName) && file_exists($this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0)).'controllers'
+				.DIRECTORY_SEPARATOR
+				.$controllerName
+				.DIRECTORY_SEPARATOR
+				.$this->getTemplateDirectory().$template))
+			return $this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0)).'controllers'
+				.DIRECTORY_SEPARATOR
+				.$controllerName
+				.DIRECTORY_SEPARATOR
+				.$this->getTemplateDirectory().$template;
+		else if (file_exists($this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(1))
+				.$this->getTemplateDirectory().$template))
+				return $this->_normalizeDirectory(
+					$this->getContext()->smarty->getTemplateDir(1))
+					.$this->getTemplateDirectory().$template;
+		else if (file_exists($this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0))
+				.$this->getTemplateDirectory().$template))
+				return $this->_normalizeDirectory(
+				$this->getContext()->smarty->getTemplateDir(0))
+				.$this->getTemplateDirectory().$template;
+		else
+			return $this->getTemplateDirectory().$template;
+	}
+
 	public function addAction($action)
 	{
 		if (!is_object($action))
@@ -135,12 +173,12 @@ class HelperTreeToolbarCore implements HelperITreeToolbarCore
 	{
 		foreach ($this->getActions() as $action)
 		{
-			if (is_subclass_of($action, 'HelperTreeToolbarSearchCore'))
+			if ($action instanceof HelperTreeToolbarSearchCore)
 				$action->setAttribute('data', $this->getData());
 		}
 
 		return $this->getContext()->smarty->createTemplate(
-			$this->getTemplateDirectory().$this->getTemplate(),
+			$this->getTemplateFile($this->getTemplate()),
 			$this->getContext()->smarty
 		)->assign('actions', $this->getActions())->fetch();
 	}
diff --git a/classes/helper/HelperTreeToolbarSearch.php b/classes/helper/HelperTreeToolbarSearch.php
index 64c015254..045ff93bf 100644
--- a/classes/helper/HelperTreeToolbarSearch.php
+++ b/classes/helper/HelperTreeToolbarSearch.php
@@ -27,9 +27,6 @@
 class HelperTreeToolbarSearchCore extends HelperTreeToolbarButtonCore implements
 	HelperITreeToolbarButtonCore
 {
-	private   $_children_key;
-	private   $_id_key;
-	private   $_name_key;
 	protected $_template = 'tree_toolbar_search.tpl';
 
 	public function __construct($label, $id, $name = null, $class = null)
@@ -41,48 +38,6 @@ class HelperTreeToolbarSearchCore extends HelperTreeToolbarButtonCore implements
 		$this->setClass($class);
 	}
 
-	public function setChildrenKey($value)
-	{
-		$this->_children_key = (string)$value;
-		return $this;
-	}
-
-	public function getChildrenKey()
-	{
-		if (!isset($this->_children_key))
-			$this->setChildrenKey('children');
-
-		return $this->_children_key;
-	}
-
-	public function setIdKey($value)
-	{
-		$this->_id_key = (string)$value;
-		return $this;
-	}
-
-	public function getIdKey()
-	{
-		if (!isset($this->_id_key))
-			$this->setIdKey('id');
-
-		return $this->_id_key;
-	}
-
-	public function setNameKey($value)
-	{
-		$this->_name_key = (string)$value;
-		return $this;
-	}
-
-	public function getNameKey()
-	{
-		if (!isset($this->_name_key))
-			$this->setNameKey('name');
-
-		return $this->_name_key;
-	}
-
 	public function render()
 	{
 		if ($this->hasAttribute('data'))
@@ -117,10 +72,16 @@ class HelperTreeToolbarSearchCore extends HelperTreeToolbarButtonCore implements
 
 		foreach ($data as $item)
 		{
-			if (array_key_exists($this->getChildrenKey(), $item) && !empty($item[$this->getChildrenKey()]))
-				$html .= '{id : '.$item[$this->getIdKey()].', name : "'.$item[$this->getNameKey()].'"},'.$this->_renderData($item[$this->getChildrenKey()]);
-			else
-				$html .= '{id : '.$item[$this->getIdKey()].', name : "'.$item[$this->getNameKey()].'"},';
+			$html .= '{';
+
+			foreach ($item as $key => $value)
+				if (!is_array($value))
+					$html .= $key.':'.(is_numeric($value) ? $value : '"'.$value.'"').',';
+
+			$html .= '},';
+
+			if (array_key_exists('children', $item) && !empty($item['children']))
+				$html .= $this->_renderData($item['children']);
 		}
 
 		return $html;
diff --git a/controllers/admin/AdminProductsController.php b/controllers/admin/AdminProductsController.php
index 56f4f0f64..f4d53cf2a 100644
--- a/controllers/admin/AdminProductsController.php
+++ b/controllers/admin/AdminProductsController.php
@@ -2330,8 +2330,21 @@ class AdminProductsControllerCore extends AdminController
 
 	public function renderCategoriesTree($selected_category = null)
 	{
+		if (Tools::isSubmit('id_shop'))
+			$id_shop = Tools::getValue('id_shop');
+		else
+			if (Context::getContext()->shop->id)
+				$id_shop = Context::getContext()->shop->id;
+			else
+				if (!Shop::isFeatureActive())
+					$id_shop = Configuration::get('PS_SHOP_DEFAULT');
+				else
+					$id_shop = 0;
+
+		$shop = new Shop($id_shop);
+		$root_category = Category::getRootCategory(null, $shop);
 		$tree = new HelperTree('categories-tree', Category::getNestedCategories(
-			1, $this->context->employee->id_lang));
+			$root_category->id, $this->context->employee->id_lang));
 
 		$html = $tree->setTitle('Filter by category')
 			->setActions(array(
@@ -2346,7 +2359,6 @@ class AdminProductsControllerCore extends AdminController
 					'$(\'#categories-tree\').tree(\'expandAll\')',
 					'icon-expand-alt')
 			))
-			->setTemplateDirectory($this->context->smarty->getTemplateDir(0).'/controllers/products/helpers/tree')
 			->render();
 		$html .= '<script type="text/javascript">
 			$(document).ready(function () {
@@ -2389,10 +2401,7 @@ class AdminProductsControllerCore extends AdminController
 		$selected_categories)
 	{
 		$tree = new HelperTree('associated-categories-tree',
-			Category::getNestedCategories(1, $this->context->employee->id_lang));
-		$search = new HelperTreeToolbarSearch('Find a category:',
-			'categories-search');
-		$search->setIdKey('id_category');
+			Category::getNestedCategories($root_category, $this->context->employee->id_lang));
 		$html = $tree->setTitle('Associated categories')
 			->setActions(array(
 				new HelperTreeToolbarLink(
@@ -2415,9 +2424,10 @@ class AdminProductsControllerCore extends AdminController
 					'#',
 					'uncheckAllAssociatedCategories();',
 					'icon-check-empty'),
-				$search
+				new HelperTreeToolbarSearch(
+					'Find a category:',
+					'categories-search')
 			))
-			->setTemplateDirectory($this->context->smarty->getTemplateDir(0).'/controllers/products/helpers/tree')
 			->setNodeFolderTemplate('tree_node_folder_associations.tpl')
 			->setNodeItemTemplate('tree_node_item_associations.tpl')
 			->render();
@@ -2445,11 +2455,11 @@ class AdminProductsControllerCore extends AdminController
 				);
 			}
 
-			$("#categories-search").bind("typeahead:selected", function(obj, datum) {        
+			$("#categories-search").bind("typeahead:selected", function(obj, datum) {
 			    $("#associated-categories-tree").find(":input").each(
 					function()
 					{
-						if ($(this).val() == datum.id)
+						if ($(this).val() == datum.id_category)
 						{
 							$(this).prop("checked", true);
 							$(this).parent().addClass("tree-selected");