Some pictures (or thumbnails of the next pictures) after enlargement, moves to the home page, as soon as I press them.
In other products, photos can be viewed normally.
Examples (just click on product miniature, and after enlargment try to click on image):
Bad: https://vidos-domofony.pl/szyfratory/67--czytnik-linii-papilarnych-vidos-zs70.html
Ok: https://vidos-domofony.pl/akcesoria/111--modul-vidos-b3.html
There is even a different mouse pointer when you hover over the picture. One has a finger and the other has a normal cursor.
What it depends on?