private boolean judeExistsRelationOfLink(Node stackFirstNode,
			Node stackSecondNode) {
		Node[] nodeLink = findStackElementsWithFirstElement(stackSecondNode);
		boolean result = false;
		int size = nodeLink.length;
		int i = 0;
		while (size > i) {
			if (nodeLink[i].getId() == stackFirstNode.getId()) {
				result = true;
				break;
			} else {
				i++;
			}
		}
		// System.out.println(result);
		return result;
	}