function onAdvance(player, skill, oldLevel, newLevel)
    if oldLevel < newLevel then -- we only want the effect to go off when we level up
        local pos = player:getPosition()
        local table =
            {
                [1] = {x = pos.x - 1, y = pos.y - 1, z = pos.z},
                [2] = {x = pos.x, y = pos.y - 1, z = pos.z},
                [3] = {x = pos.x + 1, y = pos.y - 1, z = pos.z},
                [4] = {x = pos.x + 1, y = pos.y, z = pos.z},
                [5] = {x = pos.x + 1, y = pos.y + 1, z = pos.z},
                [6] = {x = pos.x, y = pos.y + 1, z = pos.z},
                [7] = {x = pos.x - 1, y = pos.y + 1, z = pos.z},
                [8] = {x = pos.x - 1, y = pos.y, z = pos.z}
            }
        delay = 0
        for i = 1, 2 do
            addEvent(function() Position(pos):sendMagicEffect(CONST_ME_HOLYAREA) end, delay)
            for _, position in ipairs(table) do
                if (_ % 4) == 0 then
                    for _, position in ipairs(table) do
                        if (_ % 2) == (0 + (i - 1)) then
                            addEvent(function() Position(position):sendMagicEffect(CONST_ME_FIREWORK_YELLOW + math.random(0, 2)) end, delay - 20)
                        end
                    end
                end
                addEvent(function() Position(position):sendDistanceEffect(pos, CONST_ANI_ENERGYBALL) end, delay)
                delay = delay + 80
            end
        end
    end
    return true
end