function actor_on_first_update()
	local pool = {
		["ds_endless_night_spawn_01"] = {
		pos = vector():set(-13.702819824219, -0.45751050114632, -327.75891113281),
		smart = "ds2_st_dogs",
		},
		["ds_endless_night_spawn_02"] = {
		pos = vector():set(248.58453369141, -0.55253577232361, -86.308952331543),
		smart = "ds_boars_nest",
		},
		["ds_endless_night_spawn_03"] = {
		pos = vector():set(207.64343261719, -2.2147569656372, 552.82995605469),
		smart = "ds_kem3",
		}
	}
	
	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