diff --git a/resources/inc/class.bo_acl.inc.php b/resources/inc/class.resources_acl_bo.inc.php
similarity index 90%
rename from resources/inc/class.bo_acl.inc.php
rename to resources/inc/class.resources_acl_bo.inc.php
index 91db963b10..03eca63b8e 100755
--- a/resources/inc/class.bo_acl.inc.php
+++ b/resources/inc/class.resources_acl_bo.inc.php
@@ -18,7 +18,7 @@ use EGroupware\Api\Acl;
  * Current rights and the ones inherited from parents get ORed together,
  * while for admins the "closest" cat-admin will be used.
  */
-class bo_acl
+class resources_acl_bo
 {
 	var $acl;
 	var $start = 0;
@@ -30,6 +30,9 @@ class bo_acl
 	var $debug;
 	var $use_session = False;
 
+	const CAT_ADMIN = 64;
+	const DIRECT_BOOKING = 128;
+	const CAL_READ = 256;
 	/**
 	 * Instance of categories class for resources
 	 *
@@ -45,10 +48,6 @@ class bo_acl
 	 */
 	function __construct($session=False, $user=null)
 	{
-		define('EGW_ACL_CAT_ADMIN',64);
-		define('EGW_ACL_DIRECT_BOOKING',128);
-		define('EGW_ACL_CALREAD',256);
-
 		$this->egw_cats = new Api\Categories($user, 'resources');
 		$this->debug = False;
 
@@ -73,23 +72,11 @@ class bo_acl
 		}
 	}
 
-	/**
-	 * PHP4 constructor
-	 *
-	 * @param boolean $session
-	 * @deprecated use __construct()
-	 * @return bo_acl
-	 */
-	function bo_acl($session=False)
-	{
-		self::__construct($session);
-	}
-
 	/**
 	* get list of cats where current user has given rights
 	*
 	* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
-	* @param int $perm_type one of Acl::READ, Acl::ADD, Acl::EDIT, Acl::DELETE, EGW_ACL_DIRECT_BOOKING
+	* @param int $perm_type one of Acl::READ, Acl::ADD, Acl::EDIT, Acl::DELETE, self::DIRECT_BOOKING
 	* @param int $parent_id=0 cat_id of parent to return only children of that category
 	* @return array cat_id => cat_name
 	* TODO mark subcats and so on!
@@ -141,7 +128,7 @@ class bo_acl
 		$cat_rights = self::get_rights($cat_id);
 		foreach ($cat_rights as $userid => $right)
 		{
-			if ($right & EGW_ACL_CAT_ADMIN)
+			if ($right & self::CAT_ADMIN)
 			{
 				return $userid;
 			}
@@ -189,7 +176,7 @@ class bo_acl
 	/**
 	 * checks one of the following rights for current user:
 	 *
-	 * Acl::READ, Acl::ADD, Acl::EDIT, Acl::DELETE, EGW_ACL_DIRECT_BOOKING
+	 * Acl::READ, Acl::ADD, Acl::EDIT, Acl::DELETE, self::DIRECT_BOOKING
 	 *
 	 * @param int $cat_id
 	 * @param int $right
@@ -244,7 +231,7 @@ class bo_acl
 		$this->limit = $data['limit'];
 	}
 
-	function set_rights($cat_id,$read,$write,$calread,$calbook,$admin)
+	public static function set_rights($cat_id,$read,$write,$calread,$calbook,$admin)
 	{
 		// Clear cache
 		unset(self::$permissions[$cat_id]);
@@ -263,8 +250,8 @@ class bo_acl
 			$rights = false;
 			$rights = in_array($account_id,$readcat) ? ($rights | Acl::READ) : false;
 			$rights = in_array($account_id,$writecat) ? ($rights | Acl::READ | Acl::ADD | Acl::EDIT | Acl::DELETE): $rights;
-			$rights = in_array($account_id,$calreadcat) ? ($rights | EGW_ACL_CALREAD) : $rights;
-			$rights = in_array($account_id,$calbookcat) ? ($rights | EGW_ACL_DIRECT_BOOKING | EGW_ACL_CALREAD) : $rights;
+			$rights = in_array($account_id,$calreadcat) ? ($rights | self::CAL_READ) : $rights;
+			$rights = in_array($account_id,$calbookcat) ? ($rights | self::DIRECT_BOOKING | self::CAL_READ) : $rights;
 			$rights = in_array($account_id,$admincat) ? ($rights = 511) : $rights;
 			if ($rights)
 			{
diff --git a/resources/inc/class.resources_acl_ui.inc.php b/resources/inc/class.resources_acl_ui.inc.php
new file mode 100755
index 0000000000..2e35b32194
--- /dev/null
+++ b/resources/inc/class.resources_acl_ui.inc.php
@@ -0,0 +1,255 @@
+<?php
+/**
+ * eGroupWare - resources
+ *
+ * @license http://www.gnu.org/licenses/gpl.Api\Html GNU General Public License
+ * @package resources
+ * @link http://www.egroupware.org
+ * @version $Id$
+ */
+
+use EGroupware\Api;
+use EGroupware\Api\Framework;
+use EGroupware\Api\Acl;
+use EGroupware\Api\Categories;
+use EGroupware\Api\Etemplate;
+
+/**
+ * ACL userinterface object for resources
+ *
+ * @package resources
+ */
+class resources_acl_ui
+{
+	/**
+	 * Which methods of this class can be called as menuaction
+	 *
+	 * @var array
+	 */
+	public $public_functions = array(
+		'index' => true,
+		'edit'  => true,
+	);
+	
+	public static $acl_map = array(
+		'read' => Acl::READ,
+		'write' => Acl::ADD,
+		'calread' => resources_acl_bo::CAL_READ,
+		'calwrite' => resources_acl_bo::DIRECT_BOOKING
+	);
+
+	function __construct()
+	{
+		$this->bo = new resources_acl_bo(True);
+	}
+
+	/**
+	 * Display a list of categories with ACL
+	 *
+	 * @param Array $content Returned content from etemplate
+	 */
+	public function index($content = array())
+	{
+		if (!$GLOBALS['egw']->acl->check('run',1,'admin'))
+		{
+			$this->deny();
+		}
+
+		$content['nm'] = array(
+			'get_rows'      =>	'resources.resources_acl_ui.get_rows',	// I  method/callback to request the data for the rows eg. 'notes.bo.get_rows'
+			'no_search'      => True,
+			'no_filter'      => True,        // I  disable the 1. filter
+			'no_filter2'     => True,        // I  disable the 2. filter (params are the same as for filter)
+			'no_cat'         => True,        // I  disable the cat-selectbox
+			'row_id'         => 'id',    // I  key into row content to set it's value as row-id, eg. 'id'
+			'parent_id'      =>	'parent',// I  key into row content of children linking them to their parent, also used as col_filter to query children
+			'dataStorePrefix'=> 'categories',// Avoid conflict with user list when in admin
+			'actions'        => $this->get_actions(),    // I  array with actions, see nextmatch_widget::egw_actions
+			'placeholder_actions' => array('add')    //  I Array Optional list of actions allowed on the placeholder.  If not provided, it's ["add"].
+		);
+		$template = new Etemplate('resources.acl');
+		$GLOBALS['egw_info']['flags']['app_header'] = $GLOBALS['egw_info']['apps']['resources']['title'] . ' - ' . lang('Configure Access Permissions');
+
+		$template->exec(__METHOD__, $content, $sel_options, $readonlys);
+	}
+	
+	protected function get_actions($appname='resources') {
+
+		$actions = array(
+			'open' => array(        // does edit if allowed, otherwise view
+				'caption' => 'Open',
+				'default' => true,
+				'allowOnMultiple' => false,
+				'url' => 'menuaction=resources.resources_acl_ui.edit&cat_id=$id',
+				'popup' => '600x420',
+				'group' => $group=1,
+			),
+			'add' => array(
+				'caption' => 'Add',
+				'allowOnMultiple' => false,
+				'icon' => 'new',
+				'url' => 'menuaction=admin.admin_categories.edit&appname=resources',
+				'popup' => '600x380',
+				'group' => $group,
+			),
+		);
+
+		return $actions;
+	}
+
+	/**
+	 * query rows for the nextmatch widget
+	 *
+	 * @param array $query with keys 'start', 'search', 'order', 'sort', 'col_filter'
+	 * @param array &$rows returned rows/competitions
+	 * @param array &$readonlys eg. to disable buttons based on Acl, not use here, maybe in a derived class
+	 * @return int total number of rows
+	 */
+	public function get_rows(&$query,&$rows,&$readonlys)
+	{
+
+		Api\Cache::setSession('resources','acl-nm',$query);
+
+		if($query['filter'] > 0 || $query['col_filter']['owner'])
+		{
+			$owner = $query['col_filter']['owner'] ? $query['col_filter']['owner'] : $query['filter'];
+		}
+
+		$cats = new Api\Categories($owner,'resources');
+		$parent = $query['search'] ? false : 0;
+		$rows = $cats->return_sorted_array($query['start'],false,$query['search'],$query['sort'],$query['order'],'all_no_acl',$parent,true,$filter);
+		$count = $cats->total_records;
+
+
+		$config = Api\Config::read('resources');
+		$location_cats = $config['location_cats'] ? explode(',', $config['location_cats']) : array();
+
+		foreach($rows as $key => &$row)
+		{
+			$row['owner'] = explode(',',$row['owner']);
+
+			$row['level_spacer'] = str_repeat('&nbsp; &nbsp; ',$row['level']);
+			$row['location'] = (in_array($row['id'], $location_cats));
+
+			if ($row['data']['icon'])
+			{
+				$row['icon_url'] = $GLOBALS['egw_info']['server']['webserver_url'].  resources_bo::ICON_PATH.'/'.$row['data']['icon'];
+			}
+			
+			$row['subs'] = count($row['children']);
+
+			$row['class'] = 'level'.$row['level'];
+
+			foreach(self::$acl_map  as $field => $acl)
+			{
+				$row[$field] = $GLOBALS['egw']->acl->get_ids_for_location('L'.$row['id'], $acl, 'resources');
+			}
+
+		}
+		$rows = $count <= $query['num_rows'] ? array_values($rows) : array_slice($rows, $query['start'], $query['num_rows']);
+		
+		return $count;
+	}
+
+	/**
+	 * Edit / add a category ACL
+	 *
+	 * @param array $content = null
+	 * @param string $msg = ''
+	 */
+	public function edit(array $content=null,$msg='')
+	{
+		if (!$GLOBALS['egw']->acl->check('run',1,'admin'))
+		{
+			$this->deny();
+		}
+		if (!isset($content))
+		{
+			if (!(isset($_GET['cat_id']) && $_GET['cat_id'] > 0 &&
+				($content = Categories::read($_GET['cat_id']))))
+			{
+				$content = array('data' => array());
+			}
+		}
+		elseif ($content['button'])
+		{
+			$cats = new Categories($content['owner'] ? $content['owner'] : Categories::GLOBAL_ACCOUNT,'resources');
+
+			list($button) = each($content['button']);
+			unset($content['button']);
+
+			$refresh_app = 'admin';
+
+			switch($button)
+			{
+				case 'save':
+				case 'apply':
+					if(is_array($content['owner'])) $content['owner'] = implode(',',$content['owner']);
+					if($content['owner'] == '') $content['owner'] = 0;
+					if ($content['id'])
+					{
+
+						$data = $cats->id2name($content['id'],'data');
+						try {
+							$cats->edit($content);
+							resources_acl_bo::set_rights(
+								$content['id'], $content['read'], $content['write'], $content['calread'], $content['calwrite'], null
+							);
+							$msg = lang('Category saved.');
+						}
+						catch (Api\Exception\WrongUserinput $e)
+						{
+							$msg = lang('Unwilling to save category with current settings. Check for inconsistency:').$e->getMessage();	// display conflicts etc.
+						}
+					}
+					else
+					{
+						$msg = lang('Permission denied!');
+						unset($button);
+					}
+					if ($button == 'save')
+					{
+						Framework::refresh_opener($msg, $refresh_app, $content['id'], 'update', 'admin');
+						Framework::window_close();
+					}
+					break;
+			}
+			// This should probably refresh the application $this->appname in the target tab $refresh_app, but that breaks pretty much everything
+			Framework::refresh_opener($msg, $refresh_app, $content['id'], 'update', 'resources');
+		}
+
+		$content['appname'] = 'resources';
+		if($content['data']['icon'])
+		{
+			$content['icon_url'] = $content['base_url'] . $content['data']['icon'];
+		}
+
+		// Make sure $content['owner'] is an array otherwise it wont show up values in the multiselectbox
+		if($content['owner'] == 0)
+		{
+			unset($content['owner']);
+		}
+		else if (!is_array($content['owner']))
+		{
+			$content['owner'] = explode(',',$content['owner']);
+		}
+
+		foreach(self::$acl_map as $field => $acl)
+		{
+			$content[$field] = $GLOBALS['egw']->acl->get_ids_for_location('L'.$content['id'], $acl, 'resources');
+		}
+
+		// Location
+		$config = Api\Config::read('resources');
+		$content['location'] = in_array($content['id'],$config['location_cats'] ? explode(',', $config['location_cats']) : array());
+
+		$tmpl = new Etemplate('resources.acl_edit');
+		$tmpl->exec('resources.resources_acl_ui.edit',$content,$sel_options,$readonlys,$content,2);
+	}
+
+	function deny()
+	{
+		echo '<p><center><b>'.lang('Access not permitted').'</b></center>';
+		exit(True);
+	}
+}
diff --git a/resources/inc/class.resources_bo.inc.php b/resources/inc/class.resources_bo.inc.php
index b7be48b973..2d044dd5e7 100755
--- a/resources/inc/class.resources_bo.inc.php
+++ b/resources/inc/class.resources_bo.inc.php
@@ -41,7 +41,7 @@ class resources_bo
 	/**
 	 * Instance of resources Acl class
 	 *
-	 * @var bo_acl
+	 * @var resources_acl_bo
 	 */
 	var $acl;
 	/**
@@ -84,13 +84,13 @@ class resources_bo
 	function __construct($user=null)
 	{
 		$this->so = new resources_so();
-		$this->acl = CreateObject('resources.bo_acl', $user);
+		$this->acl = new resources_acl_bo($user);
 		$this->cats = $this->acl->egw_cats;
 
 		$this->cal_right_transform = array(
-			EGW_ACL_CALREAD 	=> Acl::READ,
-			EGW_ACL_DIRECT_BOOKING 	=> Acl::READ | Acl::ADD | Acl::EDIT | Acl::DELETE,
-			EGW_ACL_CAT_ADMIN 	=> Acl::READ | Acl::ADD | Acl::EDIT | Acl::DELETE,
+			resources_acl_bo::CAL_READ	=> Acl::READ,
+			resources_acl_bo::DIRECT_BOOKING 	=> Acl::READ | Acl::ADD | Acl::EDIT | Acl::DELETE,
+			resources_acl_bo::CAT_ADMIN 	=> Acl::READ | Acl::ADD | Acl::EDIT | Acl::DELETE,
 		);
 	}
 
@@ -231,7 +231,7 @@ class resources_bo
 				$resource['class'] .= 'no_book ';
 				$resource['class'] .= 'no_view_calendar ';
 			}
-			if(!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_CALREAD))
+			if(!$this->acl->is_permitted($resource['cat_id'],resources_acl_bo::CAL_READ))
 			{
 				$readonlys["calendar[$resource[res_id]]"] = true;
 				$resource['class'] .= 'no_view_calendar ';
@@ -560,7 +560,7 @@ class resources_bo
 		{
 			return false;
 		}
-		return $this->acl->is_permitted($data['cat_id'],EGW_ACL_DIRECT_BOOKING) ? A : U;
+		return $this->acl->is_permitted($data['cat_id'],resources_acl_bo::DIRECT_BOOKING) ? A : U;
 	}
 
 	/**
diff --git a/resources/inc/class.resources_hooks.inc.php b/resources/inc/class.resources_hooks.inc.php
index b144f359cb..b5c22fb212 100644
--- a/resources/inc/class.resources_hooks.inc.php
+++ b/resources/inc/class.resources_hooks.inc.php
@@ -24,7 +24,7 @@ class resources_hooks
 {
 	function admin_prefs_sidebox($args)
 	{
-		$this->acl = CreateObject('resources.bo_acl');
+		$this->acl = new resources_acl_bo();
 
 		$appname = 'resources';
 		$location = is_array($args) ? $args['location'] : $args;
@@ -59,7 +59,7 @@ class resources_hooks
 					'appname'    => $appname,
 					'global_cats'=> true)),
 				'Configure Access Permissions' => Egw::link('/index.php',
-					'menuaction=resources.ui_acl.acllist'),
+					'menuaction=resources.resources_acl_ui.index&ajax=true'),
 				'Custom Fields'=>egw::link('/index.php',
 					'menuaction=admin.customfields.index&appname=resources'),
 			);
@@ -142,7 +142,7 @@ class resources_hooks
 						'parent'	=> 0
 					));
 					$admin = -2;
-					ExecMethod2('resources.bo_acl.set_rights', $new_cat_id, array($admin), array($admin), array($admin), array($admin),array($admin));
+					resources_acl_bo::set_rights($new_cat_id, array($admin), array($admin), array($admin), array($admin),array($admin));
 				}
 			}
 		}
diff --git a/resources/inc/class.resources_import_csv.inc.php b/resources/inc/class.resources_import_csv.inc.php
index 0c32e5f107..8a126282be 100644
--- a/resources/inc/class.resources_import_csv.inc.php
+++ b/resources/inc/class.resources_import_csv.inc.php
@@ -38,7 +38,7 @@ class resources_import_csv extends importexport_basic_import_csv  {
 		$this->bo = new resources_bo();
 
 		// For adding ACLs
-		$this->acl_bo = CreateObject('resources.bo_acl',True);
+		$this->acl_bo = new resources_acl_bo(True);
 
 		// For checking categories
 		$this->start_time = time();
diff --git a/resources/inc/class.ui_acl.inc.php b/resources/inc/class.ui_acl.inc.php
deleted file mode 100755
index b082601ade..0000000000
--- a/resources/inc/class.ui_acl.inc.php
+++ /dev/null
@@ -1,215 +0,0 @@
-<?php
-/**
- * eGroupWare - resources
- *
- * @license http://www.gnu.org/licenses/gpl.Api\Html GNU General Public License
- * @package resources
- * @link http://www.egroupware.org
- * @version $Id$
- */
-
-use EGroupware\Api;
-use EGroupware\Api\Egw;
-use EGroupware\Api\Acl;
-
-/**
- * ACL userinterface object for resources
- *
- * @package resources
- */
-class ui_acl
-{
-	var $start = 0;
-	var $query = '';
-	var $sort  = '';
-	var $order = '';
-	var $bo;
-	var $nextmatchs = '';
-	var $rights;
-	var $public_functions = array(
-		'acllist' 	=> True,
-		);
-
-	function ui_acl()
-	{
-		$this->bo = createobject('resources.bo_acl',True);
-		$this->nextmatchs = createobject('phpgwapi.nextmatchs');
-		$this->start = $this->bo->start;
-		$this->query = $this->bo->query;
-		$this->order = $this->bo->order;
-		$this->sort = $this->bo->sort;
-		$this->cat_id = $this->bo->cat_id;
-	}
-
-	function acllist()
-	{
-		if (!$GLOBALS['egw']->acl->check('run',1,'admin'))
-		{
-			$this->deny();
-		}
-
-		if ($_POST['btnDone'])
-		{
-			Egw::redirect_link('/admin/index.php');
-		}
-
-		echo $GLOBALS['egw']->framework->header();
-		echo $GLOBALS['egw']->framework->navbar();
-
-		if ($_POST['btnSave'])
-		{
-			foreach($_POST['catids'] as $cat_id)
-			{
-				$this->bo->set_rights($cat_id,$_POST['inputread'][$cat_id],$_POST['inputwrite'][$cat_id],
-					$_POST['inputcalread'][$cat_id],$_POST['inputcalbook'][$cat_id],$_POST['inputadmin'][$cat_id]);
-			}
-			Api\Config::save_value('location_cats', implode(',', $_POST['location_cats']), 'resources');
-		}
-		$template            =& CreateObject('phpgwapi.Template',EGW_APP_TPL);
-		$template->set_file(array('acl' => 'acl.tpl'));
-		$template->set_block('acl','cat_list','Cblock');
-		$template->set_var(array(
-			'title' => $GLOBALS['egw_info']['apps']['resources']['title'] . ' - ' . lang('Configure Access Permissions'),
-			//'lang_search' => lang('Search'),
-			'lang_save' => lang('Save'),
-			'lang_done' => lang('Done'),
-			'lang_read' => lang('Read permissions'),
-			'lang_write' => lang('Write permissions'),
-			'lang_implies_read' => lang('implies read permission'),
-			'lang_calread' => lang('Read Calendar permissions'),
-			'lang_calbook' => lang('Direct booking permissions'),
-			'lang_implies_book' => lang('implies booking permission'),
-			'lang_cat_admin' => lang('Categories admin'),
-			'lang_locations_rooms' => lang('Locations / rooms'),
-		));
-
-		$left  = '';//$this->nextmatchs->left('/index.php',$this->start,$this->bo->catbo->total_records,'menuaction=resources.ui_acl.acllist');
-		$right = '';//$this->nextmatchs->right('/index.php',$this->start,$this->bo->catbo->total_records,'menuaction=resources.ui_acl.acllist');
-
-		$template->set_var(array(
-			'left' => $left,
-			'right' => $right,
-			'lang_showing' => $this->nextmatchs->show_hits($this->bo->catbo->total_records,$this->start),
-			'th_bg' => $GLOBALS['egw_info']['theme']['th_bg'],
-			'sort_cat' => $this->nextmatchs->show_sort_order(
-				$this->sort,'cat_name','cat_name','/index.php',lang('Category'),'&menuaction=resources.ui_acl.acllist'
-			),
-			//'query' => $this->query,
-		));
-
-		if ($this->bo->cats)
-		{
-			$config = Api\Config::read('resources');
-			$location_cats = $config['location_cats'] ? explode(',', $config['location_cats']) : array();
-			foreach($this->bo->cats as $cat)
-			{
-				$this->rights = $this->bo->get_rights($cat['id']);
-
-				$tr_color = $this->nextmatchs->alternate_row_color($tr_color);
-				$template->set_var(array(
-					'tr_color' => $tr_color,
-					'catname' => $cat['name'],
-					'catid' => $cat['id'],
-					'read' => $this->selectlist(Acl::READ),
-					'write' => $this->selectlist(Acl::ADD),
-					'calread' => $this->selectlist(EGW_ACL_CALREAD),
-					'calbook' =>$this->selectlist(EGW_ACL_DIRECT_BOOKING),
-					'admin' => '<option value="" selected="1">'.lang('choose Api\Categories admin').'</option>'.$this->selectlist(EGW_ACL_CAT_ADMIN,true),
-					'location_checked' => in_array($cat['id'], $location_cats) ? 'checked="1"' : '',
-				));
-				$template->parse('Cblock','cat_list',True);
-			}
-		}
-		$template->pfp('out','acl',True);
-		echo $GLOBALS['egw']->framework->footer();
-	}
-
-	function selectlist($right,$users_only=false)
-	{
-		static $accountList=null;
-		static $groupList=null;
-		switch($GLOBALS['egw_info']['user']['preferences']['common']['account_display'])
-		{
-			case 'firstname':
-			case 'firstall':
-				$order = 'n_given,n_family';
-				break;
-			case 'lastall':
-			case 'lastname':
-				$order = 'n_family,n_given';
-				break;
-			default:
-				$order = 'account_lid,n_family,n_given';
-				break;
-		}
-		if (is_null($accountList))
-		{
-			$accountList = $GLOBALS['egw']->accounts->search(array(
-				'type' => 'accounts',
-				'order' => $order,
-			));
-			uasort($accountList,array($this,($order=='n_given,n_family'?"sortByNGiven":($order=='n_family,n_given'?"sortByNLast":"sortByLid"))));
-			$resultList = $accountList;
-		}
-		else
-		{
-			$resultList = $accountList;
-		}
-		if (is_null($groupList) && $users_only==false)
-		{
-			$groupList = $GLOBALS['egw']->accounts->search(array(
-				'type' => 'groups',
-				'order' => 'account_lid',
-				));
-			uasort($groupList,array($this,"sortByLid"));
-		}
-		if (count($groupList)>0 && $users_only==false)
-		{
-			foreach ($groupList as $k => $val)
-			{
-				$resultList[$k] = $val;
-			}
-		}
-		foreach ($resultList as $account)
-		{
-			$selectlist .= '<option value="' . $account['account_id'] . '"';
-			if($this->rights[$account['account_id']] & $right)
-			{
-				$selectlist .= ' selected="selected"';
-			}
-			$selectlist .= '>' . Api\Accounts::format_username($account['account_lid'],$account['account_firstname'],
-				$account['account_lastname'],$account['account_id']) . '</option>' . "\n";
-		}
-		return $selectlist;
-	}
-
-	function sortByNGiven($a,$b)
-	{
-		// 0, 1 und -1
-		$rv = strcasecmp($a['account_firstname'], $b['account_firstname']);
-		if ($rv==0) $rv = strcasecmp($a['account_lastname'], $b['account_lastname']);
-		if ($rv==0) $rv = strcasecmp($a['account_lid'], $b['account_lid']);
-		return $rv;
-	}
-
-	function sortByNLast($a,$b)
-	{
-		// 0, 1 und -1
-		$rv = strcasecmp($a['account_lastname'], $b['account_lastname']);
-		if ($rv==0) $rv = strcasecmp($a['account_firstname'], $b['account_firstname']);
-		if ($rv==0) $rv = strcasecmp($a['account_lid'], $b['account_lid']);
-		return $rv;
-	}
-
-	function sortByLid($a,$b)
-	{
-		// 0, 1 und -1
-		return strcasecmp($a['account_lid'], $b['account_lid']);
-	}
-
-	function deny()
-	{
-		echo '<p><center><b>'.lang('Access not permitted').'</b></center>';
-		exit(True);
-	}
-}
diff --git a/resources/templates/default/acl.xet b/resources/templates/default/acl.xet
new file mode 100644
index 0000000000..cd42587dc3
--- /dev/null
+++ b/resources/templates/default/acl.xet
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE overlay PUBLIC "-//Stylite AG//eTemplate 2//EN" "http://www.egroupware.org/etemplate2.dtd">
+<overlay>
+	<template id="resources.acl.rows">
+		<grid width="100%">
+			<columns>
+				<column width="20%"/>
+				<column width="50"/>
+				<column width="150"/>
+				<column width="50"/>
+				<column width="150"/>
+				<column width="150"/>
+				<column width="150"/>
+				<column width="150"/>
+			</columns>
+			<rows>
+				<row class="th">
+					<nextmatch-header label="Category" id="id"/>
+					<nextmatch-header label="icon"/>
+					<nextmatch-header statustext="Category admin" id="owner" empty_label="Category admin"/>
+					<nextmatch-header id="location" empty_label="Locations / rooms"/>
+					<nextmatch-header label="Read permissions" />
+					<vbox>
+						<nextmatch-header label="Write permissions" />
+						<description label="implies read permission"/>
+					</vbox>
+					<nextmatch-header label="Read Calendar permissions" />
+					<vbox>
+						<nextmatch-header label="Direct booking permissions" />
+						<description label="implies booking permission"/>
+					</vbox>
+				</row>
+				<row class="$row_cont[id] $row_cont[class]">
+					<hbox>
+						<html id="${row}[level_spacer]"/>
+						<description id="${row}[name]" class="$row_cont[class]"/>
+					</hbox>
+					<image align="center" src="${row}[icon_url]"/>
+					<menulist>
+						<menupopup type="select-account" id="${row}[owner]" readonly="true" options="All users,groups"/>
+					</menulist>
+					<checkbox align="center" id="${row}[location]" readonly="true"/>
+					<listbox type="select-account" id="${row}[read]" readonly="true" rows="5"/>
+					<listbox type="select-account" id="${row}[write]" readonly="true" rows="5"/>
+					<listbox type="select-account" id="${row}[calread]" readonly="true" rows="5"/>
+					<listbox type="select-account" id="${row}[calwrite]" readonly="true" rows="5"/>
+				</row>
+			</rows>
+		</grid>
+	</template>
+	<template id="resources.acl" template="" lang="" group="0" version="">
+		<nextmatch id="nm" template="resources.acl.rows" />		
+	</template>
+</overlay>
diff --git a/resources/templates/default/acl_edit.xet b/resources/templates/default/acl_edit.xet
new file mode 100644
index 0000000000..c8728ab6bf
--- /dev/null
+++ b/resources/templates/default/acl_edit.xet
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE overlay PUBLIC "-//Stylite AG//eTemplate 2//EN" "http://www.egroupware.org/etemplate2.dtd">
+<!-- $Id$ -->
+<overlay>
+	<template id="resources.acl_edit" template="" lang="" group="0" version="16.1">
+		<grid width="100%">
+			<columns>
+				<column width="90"/>
+				<column width="300"/>
+			</columns>
+			<rows>
+				<row class="dialogHeader">
+					<description value="Category" for="name"/>
+					<description id="name" class="et2_fullWidth"/>
+				</row>
+				<row valign="top">
+					<description value="Description" for="description"/>
+					<textbox multiline="true" id="description" rows="5" cols="50" readonly="true"/>
+				</row>
+				<row>
+					<description value="Category owner" for="owner"/>
+					<select-account id="owner" account_type="both" needed="1" multiple="true" tags="true"/>
+				</row>
+				<row class="nmr" disabled="@no_private">
+					<description value="Locations / rooms"/>
+					<checkbox id="location"/>
+				</row>
+				<row>
+					<grid span="all" class="permissions">
+						<columns>
+							<column width="25%"/>
+							<column width="25%"/>
+							<column width="25%"/>
+							<column width="25%"/>
+						</columns>
+						<rows>
+							<row class="th">
+								<description label="Read permissions" />
+								<vbox>
+									<description label="Write permissions" />
+									<description label="implies read permission"/>
+								</vbox>
+								<description label="Read Calendar permissions" />
+								<vbox>
+									<description label="Direct booking permissions" />
+									<description label="implies booking permission"/>
+								</vbox>
+							</row>
+							<row valign="top">
+								<select-account account_type="both" id="read" multiple="true" tags="true"/>
+								<select-account account_type="both" id="write" multiple="true" tags="true"/>
+								<select-account account_type="both" id="calread" multiple="true" tags="true"/>
+								<select-account account_type="both" id="calwrite" multiple="true" tags="true"/>
+							</row>
+						</rows>
+					</grid>
+				</row>
+				<row  class="dialogFooterToolbar">
+					<hbox span="all">
+						<button label="Save" id="button[save]" image="save" background_image="1"/>
+						<button label="Apply" id="button[apply]" image="apply" background_image="1"/>
+						<buttononly label="Cancel" id="button[cancel]" onclick="window.close();" image="cancel" background_image="1"/>
+					</hbox>
+				</row>
+			</rows>
+		</grid>
+	</template>
+</overlay>
diff --git a/resources/templates/default/app.css b/resources/templates/default/app.css
index 494501fef5..69854fc427 100644
--- a/resources/templates/default/app.css
+++ b/resources/templates/default/app.css
@@ -13,4 +13,13 @@
 div.resources_pictureFile div.progress{
 	position: absolute;
 	width:226px;
+}
+
+#resources-acl_edit .permissions {
+	margin: 2em 0em;
+	height: auto;
+}
+
+#resources-acl_edit .permissions .th {
+	border-bottom: 1px solid #696969;
 }
\ No newline at end of file
diff --git a/resources/templates/pixelegg/app.css b/resources/templates/pixelegg/app.css
index c340e1378f..f56b552299 100755
--- a/resources/templates/pixelegg/app.css
+++ b/resources/templates/pixelegg/app.css
@@ -11,6 +11,28 @@
  * @package tracker
  * @version $Id$
  */
+/**
+ * Styles for Resources app
+ *
+ * @version: $Id$
+ */
+#resources-edit.et2_container {
+  width: 848px;
+}
+#resources-edit_res_id:before {
+  content: "#";
+}
+div.resources_pictureFile div.progress {
+  position: absolute;
+  width: 226px;
+}
+#resources-acl_edit .permissions {
+  margin: 2em 0em;
+  height: auto;
+}
+#resources-acl_edit .permissions .th {
+  border-bottom: 1px solid #696969;
+}
 #egw_fw_sidebar #egw_fw_sidemenu .egw_fw_ui_scrollarea_outerdiv .egw_fw_ui_sidemenu_entry_header_active h1 {
   font-size: 1.15em !important;
 }
diff --git a/resources/templates/pixelegg/app.less b/resources/templates/pixelegg/app.less
index adcdb34cd1..3bc4e6d97d 100755
--- a/resources/templates/pixelegg/app.less
+++ b/resources/templates/pixelegg/app.less
@@ -15,6 +15,7 @@
 @import (reference) "../../../pixelegg/less/def_buttons.less";
 @import (reference) "../../../pixelegg/less/def_mobile.less";
 @import (reference) "../../../pixelegg/less/def_design_pattern_color_font_shadow.less";
+@import (less) "../default/app.css";
 
 //******************************************************************
 // sidebar