Screen hardstatus niceities

Want to see which screen session you're in?

   hardstatus on
   hardstatus alwayslastline
   hardstatus string "%{rk}%H %{gk}%c %{yk}%M%d %{wk}%?%-Lw%?%{bw}%n*%f%t%?(%u)%?%{wk}%?%+Lw%?"

From a blog here.