Index: branches/unlabeled/unlabeled-1.8.2/kernel/units/groups/groups_config.php
===================================================================
diff -u -r4944 -r5188
--- branches/unlabeled/unlabeled-1.8.2/kernel/units/groups/groups_config.php	(.../groups_config.php)	(revision 4944)
+++ branches/unlabeled/unlabeled-1.8.2/kernel/units/groups/groups_config.php	(.../groups_config.php)	(revision 5188)
@@ -3,7 +3,7 @@
 $config	=	Array(
 					'Prefix'			=>	'g',
 					
-					'ItemClass'			=>	Array('class' => 'kDBItem', 'file' => '', 'build_event' => 'OnItemBuild'),
+					'ItemClass'			=>	Array('class' => 'GroupsItem', 'file' => 'groups_item.php', 'build_event' => 'OnItemBuild'),
 					'ListClass'			=>	Array('class' => 'kDBList', 'file' => '', 'build_event' => 'OnListBuild'),
 					'EventHandlerClass'	=>	Array('class' => 'GroupsEventHandler', 'file' => 'groups_event_handler.php','build_event'=>'OnBuild'),
 					'TagProcessorClass' =>	Array('class' => 'kDBTagProcessor', 'file' => '','build_event'=>'OnBuild'),
Index: branches/unlabeled/unlabeled-1.8.2/core/units/general/helpers/permissions_helper.php
===================================================================
diff -u -r5183 -r5188
--- branches/unlabeled/unlabeled-1.8.2/core/units/general/helpers/permissions_helper.php	(.../permissions_helper.php)	(revision 5183)
+++ branches/unlabeled/unlabeled-1.8.2/core/units/general/helpers/permissions_helper.php	(.../permissions_helper.php)	(revision 5188)
@@ -350,12 +350,12 @@
 			$perm_value = 0;		
 			$groups = $this->Application->RecallVar('UserGroups');
 			foreach ($cat_hierarchy as $category_id) {
-				$sql = 'SELECT PermissionValue
+				$sql = 'SELECT SUM(PermissionValue)
 						FROM '.TABLE_PREFIX.'Permissions
 						WHERE Permission = "'.$name.'" AND CatId = '.$category_id.' AND GroupId IN ('.$groups.') AND Type = '.$type;
 				$res = $this->Conn->GetOne($sql);
 				if ($res !== false) {
-					$perm_value = $res;
+					$perm_value = $res ? 1 : 0;
 					break;
 				}
 			}
Index: branches/unlabeled/unlabeled-1.49.2/kernel/include/usersession.php
===================================================================
diff -u -r4897 -r5188
--- branches/unlabeled/unlabeled-1.49.2/kernel/include/usersession.php	(.../usersession.php)	(revision 4897)
+++ branches/unlabeled/unlabeled-1.49.2/kernel/include/usersession.php	(.../usersession.php)	(revision 5188)
@@ -935,8 +935,10 @@
          while($rs && !$rs->EOF)
          {
             $index = $rs->fields["CatId"];
-            if(!is_numeric($PermValue[$index]))
+            if(!is_numeric($PermValue[$index]) || $rs->fields["PermissionValue"]) {
+            	// remember permission value of not set or allowed
                 $PermValue[$index] = $rs->fields["PermissionValue"];
+            }
             $rs->MoveNext();
          }
          $cats = array_reverse(explode(",",$CatList));
Index: branches/unlabeled/unlabeled-1.8.2/kernel/units/general/helpers/permissions_helper.php
===================================================================
diff -u -r5183 -r5188
--- branches/unlabeled/unlabeled-1.8.2/kernel/units/general/helpers/permissions_helper.php	(.../permissions_helper.php)	(revision 5183)
+++ branches/unlabeled/unlabeled-1.8.2/kernel/units/general/helpers/permissions_helper.php	(.../permissions_helper.php)	(revision 5188)
@@ -350,12 +350,12 @@
 			$perm_value = 0;		
 			$groups = $this->Application->RecallVar('UserGroups');
 			foreach ($cat_hierarchy as $category_id) {
-				$sql = 'SELECT PermissionValue
+				$sql = 'SELECT SUM(PermissionValue)
 						FROM '.TABLE_PREFIX.'Permissions
 						WHERE Permission = "'.$name.'" AND CatId = '.$category_id.' AND GroupId IN ('.$groups.') AND Type = '.$type;
 				$res = $this->Conn->GetOne($sql);
 				if ($res !== false) {
-					$perm_value = $res;
+					$perm_value = $res ? 1 : 0;
 					break;
 				}
 			}