Recursive retrieval:\n\
-r, --recursive recursive web-suck -- use with care!.\n\
-l, --level=NUMBER maximum recursion depth (inf or 0 for infinite).\n\
- --delete-after delete downloaded files.\n\
+ --delete-after delete files locally after downloading them.\n\
-k, --convert-links convert non-relative links to relative.\n\
-K, --backup-converted before converting file X, back up as X.orig.\n\
-m, --mirror shortcut option equivalent to -r -N -l inf -nr.\n\