1. Download Hamachi
Yes thats the program what you need, after you download it install it and open it.
2. Add a new network
Click network , click join a new network and type : ProjectHeroDelta 1 (its from 1 to 60 , if all full contacting me or the owner) as an network ID and password : 123
3. Open your web browser
And load up this web page : http://projectherodelta.zapto.org/play-now/ (if it doesnt work make sure you did everything right step by step here or if it still doesnt work the server is probably offline. Contact me or the owner to make your self sure if its off or on
4. Register and have fun !!