Помоги со скриптом, Новинки

local Mins = 1 -- в минутах
local Tmr = 0

local Path = ""
local smf_news = "RecentTopicsWIN.txt"
local smf_old = "smf_old.txt"
local Bot = ""

function OnStartup()
Path = Core.GetPtokaXPath()
Bot = SetMan.GetString(21)
Tmr = TmrMan.AddTimer(Mins*60000)
OnTimer(Tmr)
end

function OnTimer(Id)
if Id == Tmr then
--os.rename(smf_news, news_path)
local news_file = io.open(Path..smf_news)
if news_file then
local old = ""
local new_old = ""
local old_file = io.open(Path..smf_old)
if old_file then
old = old_file:read()
old_file:close()
end
local mes = "Новинки на медиакаталоге!\n"
local count = 0
for line in news_file:lines() do
if line == old then break end
if count == 0 then
new_old = line
end
count = 1
mes = mes..line.."\n"
end
if count == 1 then
Core.SendToAll(mes)
old_file = io.open(Path..smf_old, "w")
old_file:write(new_old)
old_file:close()
end
news_file:close()
os.remove(Path..smf_news)
end
end
end

function OnError(sErrorMsg)
Core.SendToOpChat(sErrorMsg)
end