Zoom in on match page zooms out, instead

[goddesswarship]

Expected behavior
The zoom in (+) on the source image on the /iaResults.jsp page zooms in on the image.

Current behavior
The zoom in (+) on the source image on the /iaResults.jsp page zooms out.

Testing notes
Reported in Flukebook and tested in IoT, Sharkbook, and Seadragon Search. Issue only affects Flukebook.

Sample match result: https://www.flukebook.org/iaResults.jsp?taskId=f776444e-60f5-48ab-952a-66d39f1ebc75

Community link
https://community.wildme.org/t/issue-with-zoom-button/3033