Are you familiar with the Popups extension?
https://www.mediawiki.org/wiki/Extension:Popups
I wonder if with some adjustments this could be made to meet your needs?
On Mon, 26 Dec 2016 at 19:14 Victor Porton wrote:
> I want a small popup to be displayed when I hover over a link to a
> certain n
I want a small popup to be displayed when I hover over a link to a
certain namespace.
Note that the popup has nothing to do with the page to which it links.
So for example, I want a link to A:X and when I hover the mouse over it
I want to display B:X in a small popup (where A and B are namespaces