function actor_on_first_update()
	local pool = {
		["ros_endless_night_spawn_01"] = {
		pos = vector():set(-221.39151000977, 0.098205626010895, 115.52049255371),
		smart = "ros_smart_poltergeist2",
		},
		["ros_endless_night_spawn_02"] = {
		pos = vector():set(-288.29718017578, -0.0036440342664719, 195.13694763184),
		smart = "ros_smart_monster4",
		},
		["ros_endless_night_spawn_03"] = {
		pos = vector():set(-285.64953613281, 0.54708015918732, 115.35409545898),
		smart = "ros_smart_monster5",
		}
	}
	
	for sec,v in pairs(pool) do
		local se = get_story_se_item(sec)
		if not (se) then
			local pos = v.pos
			local vid = level.vertex_id(pos)
			local gid = SIMBOARD.smarts_by_names[v.smart].m_game_vertex_id
			se = alife():create(sec,pos,vid,gid)		
		end
	end
end

function on_game_start()
	RegisterScriptCallback("actor_on_first_update",actor_on_first_update)
end