awful.key(k_ms, "Tab", function () awful.screen.focus_relative(-1) end),
-- Mod+Enter: Launch a new terminal
- awful.key(k_m, "e", function() awful.util.spawn("firefox") end),
+ awful.key(k_m, "e", function() awful.util.spawn("chromium-browser") end),
awful.key(k_m, "Return", function() awful.util.spawn(terminal) end),
awful.key(k_ac, "r", awesome.restart),
awful.key(k_m, "F12", function() awful.util.spawn(lock) end),