public void validateQueueHead(String queueHead)
	{
		if(queueHead.isEmpty())
		{
			System.out.println("NOOOOOOOOOOOOOOOOOOOOOOOOO, Ladder can not be made");
			userInter.optionSelect();
		}
		//looks at word after . removes full stop from wordQueue and removes first from parentlist
		if(queueHead =="." && parentsList.size()>=1 && wordQueue.size()!=0)
		{
			parentsList.remove(0);
			this.parent = parentsList.peek();
	//		System.out.println(wordQueue.peek());
			processQueue(wordQueue.poll());
		}else{
			if(queueHead.isEmpty())
			{
				System.out.println("Can not make ladder");
				userInter.optionSelect();
			}
		}
	}