jdtsmith

local hotkey = require "hs.hotkey"
local window = require "hs.window"
local hse, hsee, hst = hs.eventtap,hs.eventtap.event,hs.timer
local spaces = require "hs.spaces"

function flashScreen(screen)
   local flash=hs.canvas.new(screen:fullFrame()):appendElements({
	 action = "fill",
	 fillColor = { alpha = 0.35, red=1},
	 type = "rectangle"})