private boolean add(KeyValue item)
	{
		if(item == null)
		{
			return false;
		}
		boolean col =true;
		int loc = (int) (item.keyHashCode()%tableSize);
		if(table[loc] == null)
		{
			col = false;
			table[loc] = new ArrayList<KeyValue>();
		}
		table[loc].add(item);
		return col;
	}