The on mouse over image preview is the full uploaded image view. So this is the acutal uploaded image full view,
to change its size you need to change the uploaded images size in admin->listing options. Changes
takes effect on the next upload images not on the already uploaded images.
Mewsoft Support www.mewsoft.com
Language manager, the file General, or search for the variable:
its value is
just delete the onmouxxx and make it like this only: