if level and level.present() then
-- if a save game is loaded, do this:
		local htime = level.get_time_hours()
		if htime <= 5 or htime >= 20 then
			-- night_menu
			xml:InitStatic("mm_night", self)
			-- this calls things defined in the ui_mm_main.xml file
		else
			-- day_manu
			xml:InitStatic("mm_day", self)
		end
	else
	-- if a save game has not yet been loaded
		xml:InitStatic("mm_start", self)
	end