It's a good time for the banged-up 49ers to have a bye week. But this, of course, isn't like any other typical NFL bye week. This one was earned with sweat, guts and guile and 13 victories, and the Niners plan to put it to the best use possible as they get healthy and watch four other NFC playoff contenders bang helmets in elimination games this weekend while they sit comfortably at home.