Rules of screenrc

$ vim .screenrc

hardstatus on
hardstatus alwayslastline
hardstatus string "%{.bW}%-w%{.rY}%n %t%{-}%+w %=%{..G} %H(%l) %{..Y} %Y/%m/%d %c:%s "

bind b encoding big5 utf8
bind u encoding utf8 utf8