Brief
We have updated the script 'navigation_functions.php'.
 
Description
In 'Custom Menu' block the setting 'Visible Depth Level' = 'All' doesn't show all submenus.
 
Solution
Download the updated version of the file:
http://www.viart.com/downloads/navigation_functions-4.0.7.zip
 
Further, extract 'navigation_functions.php' into 'includes' folder of your shop via FTP in BINARY mode replacing an existing file. Please do not forget to make a backup copy of the current file in case something goes wrong.