public void removeEvent(String type , int id) {
		List<MyEvent<T>> list = map.get(type);
		if(list != null){
			if(id < 0 ) {
				map.put(type, null);
			} else {
				for(MyEvent<T> event : list ) {
					if(event.getId() == id) {
						list.remove(event);
						break;
					}
				}
			}
		}
	}