persons.next(); if (person.equals(person))
if (person.equals(persons.next()))
	public boolean isMember(IPerson person)	{		boolean result = false;		Iterator<IPerson> persons = this.getElementsIterator();		while(persons.hasNext())		{			persons.next();			if (person.equals(person))			{				result=true;				break;			}		}				return result;	}	