Well, description says it all: with these scripts and some IBrowse
configuration, you'll be able to watch and save YouTube movies just clicking on
an URL in IBrowse. BTW, it is too my first OS4Depot contribution ;¬)

The main scripts are a modification of the script made originally by Fabien
"Fab" Coeurjoly, you find it here:

http://fabportnawak.free.fr/youtube_downloader.lha