| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a precaution system in a site which can improve convenience in parking while keeping security. Ž<P>SOLUTION: The precaution system in a site can set a parking area 30 in which automobiles 40 are parked in a site 10 and a prescribed area which is different from the parking area 30 in the site 10 as the precaution areas. The precaution system includes: a selector switch 52 which switches a first mode which sets the parking area 30 and the prescribed area as the precaution areas, and a second mode which does not set the parking area 30 as the precaution area but sets the prescribed area as the precaution area; and a precaution system body 50. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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