unbind C-b
set -g prefix C-a
bind C-a send-prefix
bind-key C-Space next-window
bind-key C-a last-window
set-window-option -g mode-keys emacs
bind-key H pipe-pane 'cat >>$HOME/tmux-#W.log' \; display-message 'Logging to $HOME/tmux-#W.log'
bind-key h pipe-pane \; display-message 'Ended logging to $HOME/tmux-#W.log'