Forum:Is user JS allowed in localsettings.php

On my user:PSL600/common.js, the code there won't load, and is in LocalSettings.php user js allowed? If not, please enable it so my code loads there, i wan popups instead of default tooltip while hower over links and more buttons in the toolbar above editing window. Psl600 03:39, 7 October 2018 (EDT)
 * It is enabled, chief. Maybe it needs to be customized to work on our skin. See if it works on Monobook/Vector. -- 16:55, 7 October 2018 (EDT)