How to value a stock (Score 1)

I saw a website where there is a share value calculator. You may try it from this link http://www.drstock.org/ I want to learn if you advice this website or not. According to the video tutorial I watched from Dr. Stock’s homepage, I think the calculator gives correct results. the calculation results of stocks are very close to their current market prices. But what does it mean if the intrinsic value of a stock is close to its current market price? So how can I understand that the other calculation results