public int getTotalNumberOfPages() {
		
		int numProds = products.size();
		
		if (numProds % NUM_PROD_PER_PAGE == 0) {
			return numProds / NUM_PROD_PER_PAGE;
		}
		
		return (int) Math.floor(numProds / NUM_PROD_PER_PAGE) + 1;
	}