Patent ID: 7970536

Claim:
A navigation system, comprising: a search unit that executes a search for a route from a start point to a destination, wherein the route enters an express highway through a first entrance; a display unit at which the route determined through the search is displayed together with a roadmap; and a specification unit that specifies an area on the roadmap according to a user's designation, wherein: if a new entrance into the express highway, which is different from the first entrance, and the start point are contained within the area specified via the specification unit, the search unit executes a search to determine a first route from the start point to the new entrance traveling only within the area specified via the specification unit and also executes a search for a second route from the new entrance to the destination; the first route and the second route having been searched by the search unit are displayed at the display unit; and the specification unit includes a touch panel disposed on a display screen of the display unit and specifies the area contained in a line drawn by the user by touching the roadmap on the touch panel.