PC Planner . Turn your home computer into the perfect navagational planning tool . By using the NT or NT+ C-cards that you use on your boat , you can now display any electronic chart in full color on your computer screen . Save the information to a memory C-card and transfer between your PC and compatable chartplotter . PC-planner allows you to quickly explore your chart data , Plan your next trip by creating and editing routes . Measure distances between your favorite ports . Add and edit way points . Download your choice of sites , reefs and diving sites from our SelectMarks database . All from the comfort of your home !