diff --git a/lib/groups/GroupUtil.php b/lib/groups/GroupUtil.php
index d8bee70..cc0e441 100644
--- a/lib/groups/GroupUtil.php
+++ b/lib/groups/GroupUtil.php
@@ -8,31 +8,31 @@
  * Document Management Made Simple
  * Copyright (C) 2008, 2009 KnowledgeTree Inc.
  * Portions copyright The Jam Warehouse Software (Pty) Limited
- * 
+ *
  * This program is free software; you can redistribute it and/or modify it under
  * the terms of the GNU General Public License version 3 as published by the
  * Free Software Foundation.
- * 
+ *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  * details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- * 
- * You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco, 
+ *
+ * You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
  * California 94120-7775, or email info@knowledgetree.com.
- * 
+ *
  * The interactive user interfaces in modified source and object code versions
  * of this program must display Appropriate Legal Notices, as required under
  * Section 5 of the GNU General Public License version 3.
- * 
+ *
  * In accordance with Section 7(b) of the GNU General Public License version 3,
  * these Appropriate Legal Notices must retain the display of the "Powered by
- * KnowledgeTree" logo and retain the original copyright notice. If the display of the 
+ * KnowledgeTree" logo and retain the original copyright notice. If the display of the
  * logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
- * must display the words "Powered by KnowledgeTree" and retain the original 
+ * must display the words "Powered by KnowledgeTree" and retain the original
  * copyright notice.
  * Contributor( s): ______________________________________
  */
@@ -251,6 +251,24 @@ class GroupUtil {
         return $aRet;
     }
 
+    /**
+     * Lists all the available sub groups
+     */
+    function _listSubGroups()
+    {
+        global $default;
+        $sql = 'SELECT parent_group_id, member_group_id FROM '.$default->groups_groups_table;
+        $aGroups = DBUtil::getResultArray($sql);
+
+        foreach ($aGroups as $aRow) {
+            $aList = KTUtil::arrayGet($aDirectGroups, $aRow['parent_group_id'], array());
+            $aList[] = $aRow['member_group_id'];
+            $aDirectGroups[$aRow['parent_group_id']] = $aList;
+        }
+
+        return GroupUtil::expandGroupArray($aDirectGroups);
+    }
+
     // {{{ _listGroupsIDsForUserExpand
     function _listGroupIDsForUserExpand ($oUser) {
         $iUserId = KTUtil::getId($oUser);
@@ -265,8 +283,11 @@ class GroupUtil {
             if (KTLOG_CACHE) $default->log->debug(sprintf("Using group cache for _listGroupIDsForUserExpand %d", $iUserId));
             return $mCached;
         }
-        $aGroupArray = GroupUtil::_invertGroupArray(GroupUtil::buildGroupArray());
-        $aDirectGroups = GroupUtil::listGroupsForUser($oUser);
+
+        // Get all subgroups
+        $aGroupArray = GroupUtil::_invertGroupArray(GroupUtil::_listSubGroups());
+        //$aGroupArray = GroupUtil::_invertGroupArray(GroupUtil::buildGroupArray());
+        //$aDirectGroups = GroupUtil::listGroupsForUser($oUser);
         $sQuery = "SELECT group_id FROM $default->users_groups_table WHERE user_id = ?";
         $aParams = array($iUserId);
         $aGroupIDs = DBUtil::getResultArrayKey(array($sQuery, $aParams), "group_id");
diff --git a/lib/permissions/permissionutil.inc.php b/lib/permissions/permissionutil.inc.php
index 2aa6c10..d18cdd3 100644
--- a/lib/permissions/permissionutil.inc.php
+++ b/lib/permissions/permissionutil.inc.php
@@ -511,23 +511,21 @@ class KTPermissionUtil {
         }
         // check if permission has been set
         // $permArr[permId] = array('folders' => array('id' => bool), 'docs' => array('id' => bool));
-        if(isset($permArr[$iPermId][$lookup][$iDocId])){
-            return $permArr[$iPermId][$lookup][$iDocId];
+        if(isset(KTPermissionUtil::$permArr[$iPermId][$lookup][$iDocId])){
+            return KTPermissionUtil::$permArr[$iPermId][$lookup][$iDocId];
         }
 
-
-
         $oPL = KTPermissionLookup::get($oFolderOrDocument->getPermissionLookupID());
         $oPLA = KTPermissionLookupAssignment::getByPermissionAndLookup($oPermission, $oPL);
         if (PEAR::isError($oPLA)) {
             //print $oPL->getID();
-            $permArr[$iPermId][$lookup][$iDocId] = false;
+            KTPermissionUtil::$permArr[$iPermId][$lookup][$iDocId] = false;
             return false;
         }
         $oPD = KTPermissionDescriptor::get($oPLA->getPermissionDescriptorID());
 
         // set permission array to true
-        $permArr[$iPermId][$lookup][$iDocId] = true;
+        KTPermissionUtil::$permArr[$iPermId][$lookup][$iDocId] = true;
 
         // check for permissions
         $aGroups = GroupUtil::listGroupsForUserExpand($oUser);
@@ -537,7 +535,7 @@ class KTPermissionUtil {
         else if ($oPD->hasRoles(array(-4)) && !$oUser->isAnonymous()) { return true; }
 
         // permission isn't true, set to false
-        $permArr[$iPermId][$lookup][$iDocId] = false;
+        KTPermissionUtil::$permArr[$iPermId][$lookup][$iDocId] = false;
         return false;
     }
     // }}}