some wget options
-r – recursive downloading – downloads pages and files linked to, then files, folders, pages they link to, etc
-l depth – sets max. recursion level. default = 5
-k – convert links so that they function once downloaded.
-p – download the files necessary to display pages properly
-A list, -R list – accept or reject certain types of files
-follow-tags, -ignore-tags – types of links to include/ignore
-np – never ascend to parent directory of the URL in the command line.
-O – write everything to one file
-I list – include these directories
-P prefix – save files to ~/prefix/..