public void insert(int index, E item) {
		if ( index < 0 || index > size) {
			throw new IndexOutOfBoundsException(Integer.toString(index));
		}
		if (index == 0) {
			append(item);
			size++;
		} else {
			Node<E> current = currentNode;
			while(current.getNext()!= null) current = current.getNext();
			current = new Node<E> (item);

		}

	}