function isMonsterInArea(fromPos, toPos)
local apos = {}
local monsters = {}
    for xx = fromPos.x, toPos.x do
        for yy = fromPos.y, toPos.x do
            for zz = fromPos.z, toPos.z do
                apos = {x = xx, y = yy, z = zz}
                local creature = getTopCreature(apos)
                if creature.uid > 0 then
                    if isMonster(creature.uid) then
                        table.insert(monsters, creature)
                    end
                end
            end
        end
    end
    return #monsters <= 0 and false or true
end