+}
+
+// getNodeUserlist
+
+// Get list of users currently viewing specified node.
+// Secure.
+// Returns list of (login, user_id)
+
+public static function getNodeUserlist($node_id) {
+
+ global $db;
+ if (!is_numeric($node_id))
+ { return -1; }
+
+
+ $set=$db->query("select login,user_id from users where user_action_id='$node_id'");
+ while ($set->next()) {
+ $userlist[]=$set->getRecord();
+ }