| 摘要 |
A method of unlocking at least one of functions provided to a portable apparatus is provided which includes: judging whether or not an predetermined first code is entered; second judging whether or not a predetermined second code is entered, wherein the character length of the predetermined first code is shorter than the character length of the predetermined second code, if the predetermined first code is not entered; and unlocking the one of functions provided to the portable apparatus, if the predetermined first or second code is entered. A portable apparatus with plurality of functions is provided which includes: a controlling means for setting a first code and a second code; and a storing means for storing the first code and the second code, wherein the controlling means judges whether or not the first code is entered; the controlling means judges whether or not the second code is entered, where in the character length of the first code is shorter than the character length of the second code, if the first code is not entered; and the controlling means unlocks at least one of functions provided to the portable apparatus, if the first or second code is entered.
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