I recommend reviewing this link; clear do-it-yourself information for boaters in general! It may seem simplistic to solar/battery/electrician gurus (one of which I am not). They can add their expertise and provide other info-links to review!
Installing a Small Marine Solar System
http://www.pbase.com/mainecruising/solar_panel
Happy Boat-Batt Charging Daze! - Art
Installing a Small Marine Solar System
http://www.pbase.com/mainecruising/solar_panel
Happy Boat-Batt Charging Daze! - Art