function onUse(cid, item, frompos, item2, topos)
-- Config --
    local hearthstone = 36000
    local messageenter = "Home sweet home!"
    local cdtime = 20*60 -- cooldown time in minutes(20minutes)
-- Config End --

-- Action --
    if getCreatureCondition(cid, CONDITION_INFIGHT) == false then
        if (getPlayerStorageValue(cid, hearthstone) == 0) or --never used
            ((os.time() - getPlayerStorageValue(cid, hearthstone)) >= cdtime) then --Cooldown expired
                doTeleportThing(cid, getTownTemplePosition(getPlayerTown(cid)))
                doSendMagicEffect(getCreaturePosition(cid), 12)
                doPlayerSendTextMessage(cid,2, messageenter)
                setPlayerStorageValue(cid, hearthstone, os.time())
        else
            local remaining = cdtime - (os.time() - getPlayerStorageValue(cid, hearthstone))
            if remaining >= 60 then
                doPlayerSendCancel(cid, "You have to wait "..math.ceil(remaining/60).." minutes to enter again.")
            else
                doPlayerSendCancel(cid, "You have to wait "..math.ceil(remaining).." seconds to enter again.")
            end
        end
    else
        doPlayerSendCancel(cid, "You cannot use the rune while in a fight.")
    end
return true
end