public void disease(int type, int level) {
        if (MapleDisease.getBySkill(type) == null) {
            return;
        }
        chair = 0;
        client.getSession().write(CField.cancelChair(-1));
        map.broadcastMessage(this, CField.showChair(id, 0), false);
        giveDebuff(MapleDisease.getBySkill(type), MobSkillFactory.getMobSkill(type, level));
    }