--- /dev/null
+<?
+require('config/config.inc');
+require('node_types.php');
+require(SYSTEM_ROOT.'inc/log.inc');
+require(SYSTEM_ROOT.'inc/nodes.inc');
+require(SYSTEM_ROOT.'inc/database.inc');
+
+$db=new CLASS_DATABASE();
+
+$q = "select distinct parent.node_id as parent_node_id from nodes left join nodes as parent on parent.node_id = nodes.node_parent where nodes.node_system_access = 'public' and parent.node_system_access = 'private' order by parent_node_id";
+
+$set = $db->query($q);
+echo "Updating security access for ".$set->getNumRows()." nodes ...<br>";
+while($set->next())
+{
+ $parents[] = $set->getString('parent_node_id');
+}
+
+foreach($parents as $parent)
+{
+ echo "Updating node $parent ... ";
+ $query = "update nodes set node_system_access = 'private' where node_system_access = 'public' and node_parent = '$parent'";
+ $set = $db->query($query);
+// echo $query;
+ echo "done<br>";
+}
+
+//print_r($parents);
+
+?>