diff --git a/tmux b/tmux
new file mode 100644
index 0000000..86f01e8
--- /dev/null
+++ b/tmux
@@ -0,0 +1 @@
+bind-key C-x setw synchronize-panes on \;  set-window-option status-bg red \; display-message "pane sync on"; bind-key M-x setw synchronize-panes off \;  set-window-option status-bg green \; display-message "pane sync off"