He means that when you hit one ship, then you get to keep trying to fire without the other person being able to fire back. If you miss after you hit or you destroy the ship then the other player start to fire back.
If you hit opponent's ship you can continue shooting until miss. Its a battleship game rules.
Can you show us any proof of people deposting funds to play?
Unfortunately players prefer to play for free vouchers and don't deposit anything. Therefore I have asked so low price (1 BTC ~ $600).
This script is worth if you have own service/game and want to attract more people by providing extra features on the site.