| http://www.w3.org/ns/prov#value | - g needle 123 can be replaced by letters 126 E, W, S, N on the screen 120 which stand for the east, west, south and north as shown in FIG. 9.In summary, the needle indicating method of the present invention can show the navigational information, such as the types of crossroads, the turning directions and distances in a simple way so as to avoid putting messages on a small size displaymonitor in a d
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