Warning: Do not upgrade to v4+. You can download v3.59.12 at this this link https://ww.wp.xz.cn/plugins/nextgen-gallery/advanced/
Sroll to the bottom of the page where you’ll see Previous Versions where you can download v3.59.12.
One more thing. Have you asked for a hook into the gallery like the hook for images? That way you wouldn’t have to inject JS. Just a thought.
Works. Thanks for your quick fix.
