public boolean equals(Person key){
		if(this.ID.equals(key.ID)&&this.name.equals(key.name)&&this.lastname.equals(key.lastname)&&this.gender.equals(key.gender)&&this.age==key.age&&this.NationID.equals(key.NationID)&&this.phonenumber.equals(key.phonenumber))
			return true;
		return false;
	}