backup.full	Does a full backup
backup.fullforce	Does a full backup.. but marks a different file, 
		so as to not mess up the incrementals
backup.inc	does an incremental backup (sinc last full)
backup.day	does a daily backup (since last incremental)
backup.doc	this file

NB: These scripts do NOT do backup rotations... make sure to keep track
	of disk space usage.