GPS tuner

A method of navigating comprising the steps of:

• using one or more processors to execute instructions retained in machine-readable media to perform at least some portion of the following steps:
• (a) causing a map representation to be displayed on a touch screen of a computing device;
• (b) said instructions permitting drawing of a navigation route upon said map representation in said touch screen regardless of tilting angle, said instructions converting said drawn route into one or more waypoints, said one or more waypoints being storable in a non-volatile memory in said device, each of said one or more waypoints comprising at least a latitude and longitude value.

An article of manufacture comprising a program storage medium having computer readable code embodied therein, said computer readable code being configured for providing navigation-functions relating to traveling on a pre-defined route, said article of manufacturing comprising:

• (a) a touch-screen display, said code causing a graphical menu of categories of navigation-related options to be displayed on said screen, each of said categories of said menu being selectable using said touch-screen;
• (b) at least one of said navigation-related graphical menu options triggering code to create a graphical illustration on said touch screen of a three-dimensional base map representation, said base map representation comprising vector-based road network data on a three-dimensional topographical elevation mesh-model of the Earth's surface, said map representation capable of displaying one or more waypoints entered into a non-volatile memory in said article of manufacture.