Hello the solution of JM it doesn't work for me, i would like to download this
web:

nav.lom.name/maps_scan/

This web have subfolders like :

nav.lom.name/maps_scan/A17/500k/ <-- here are gif and map files.

I have a lot of folders to download and the deeper way is the same, i would
like to donwload all of this files.