My .tmux.conf set up based on http://pragprog.com/book/bhtmux/tmux

.tmux.conf

# Set prefix command to Ctrl-i; one of the easiest keys to reach
set -g prefix C-b
unbind C-a

# Reduce tmux delay for more responsiveness
set -sg escape-time 1

# Window and pane index count starts in 1 rather tan 0
set -g base-index 1
setw -g pane-base-index 1

# Reload configuration
bind r source-file ~/.tmux.conf \; display "Reloaded!"

# Binding to allow sending the prefix combination
bind C-b send-prefix

# Dividers
bind | split-window -h
bind - split-window -v

bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

bind -r H resize-pane -L 5
bind -r J resize-pane -D 5
bind -r K resize-pane -U 5
bind -r L resize-pane -R 5

# Allow mouse
set -g mode-mouse on
set -g mouse-select-pane on
set -g mouse-resize-pane on
set -g mouse-select-window on

# Set terminal colors
set -g default-terminal "screen-256color"

# TMux coloring
set -g status-fg white
set -g status-bg black

setw -g window-status-fg cyan
setw -g window-status-bg default
setw -g window-status-attr dim

setw -g window-status-current-fg white
setw -g window-status-current-bg red
setw -g window-status-current-attr bright

set -g pane-border-fg green
set -g pane-border-bg black
set -g pane-active-border-fg white
set -g pane-active-border-bg yellow

set -g message-fg white
set -g message-bg black
set -g message-attr bright

# Status bar customization
set -g status-utf8 on
set -g status-interval 60
set -g status-justify centre

set -g status-left-length 40
set -g status-left "#[fg=green]#S #[fg=yellow]#I #[fg=cyan]#P"

set -g status-right "#[fg=cyan]%d %b %R"

setw -g monitor-activity on
set -g visual-activity on

# Remapping Copy mode keys to be more vim-like
# setw -g mode-keys vi
# unbind [
# bind Escape copy-mode
# unbind p
# bind p paste-buffer
# bind -t vi-copy 'v' begin-selection
# bind -t vi-copy 'y' copy-selection