protected override void OnTick()
                {
                    if (m_Item.Deleted)
                    {
                        return;
                    }

                    if (DateTime.UtcNow > m_Item.m_End)
                    {
                        m_Item.Delete();
                        Stop();
                    }
                    else
                    {
                        Map    map    = m_Item.Map;
                        Mobile caster = m_Item.m_Caster;

                        if (map != null && caster != null)
                        {
                            foreach (Mobile m in m_Item.GetMobilesInRange(0))
                            {
                                if ((m.Z + 16) > m_Item.Z && (m_Item.Z + 12) > m.Z && m != caster && SpellHelper.ValidIndirectTarget(caster, m) && caster.CanBeHarmful(m, false))
                                {
                                    m_Queue.Enqueue(m);
                                }
                            }

                            while (m_Queue.Count > 0)
                            {
                                Mobile m = (Mobile)m_Queue.Dequeue();

                                m_Item.Damage(m);
                            }
                        }
                    }
                }