An electronic apparatus, comprising: position measuring means configured For at least receiving signals transmitted from a plurality of satellites moving around the earth and thereby measuring a receiving position; particular application program operation control means configured For controlling operation of a particular application program which conducts predetermined processing by use of a result of the position measurement of the position measuring means; power supplying means configured for supplying power for the processing of the position measurement to the position measuring means ; particular application program use presence or absence judge means configured for judging presence or absence of use of the particular application program by a user; power supply control means configured For suspending supply of power from the power supplying means to the position measuring means , when the particular application program use presence or absence judge means judges absence of the use by the user; and a timer configured for measuring a period of time from when the particular application program use presence or absence judge means judges absence of the use by the user; wherein the power supply control means is configured to suspend supply of power from the power supplying means to the position measuring means when the timer measures a lapse of a predetermined period of time, characterized in that , when an application program of an attached camera is initiated, the particular application program use presence or absence judge means judges absence of use by the user; and the electronic apparatus is configured to display a warning when the application program of the attached camera is initiated, wherein the warning indicates that the particular application program is stopped after the predetermined period of time. position measuring means configured For at least receiving signals transmitted from a plurality of satellites moving around the earth and thereby measuring a receiving position; particular application program operation control means configured For controlling operation of a particular application program which conducts predetermined processing by use of a result of the position measurement of the position measuring means; power supplying means configured for supplying power for the processing of the position measurement to the position measuring means ; particular application program use presence or absence judge means configured for judging presence or absence of use of the particular application program by a user; power supply control means configured For suspending supply of power from the power supplying means to the position measuring means , when the particular application program use presence or absence judge means judges absence of the use by the user; and a timer configured for measuring a period of time from when the particular application program use presence or absence judge means judges absence of the use by the user; wherein the power supply control means is configured to suspend supply of power from the power supplying means to the position measuring means when the timer measures a lapse of a predetermined period of time, characterized in that , when an application program of an attached camera is initiated, the particular application program use presence or absence judge means judges absence of use by the user; and the electronic apparatus is configured to display a warning when the application program of the attached camera is initiated, wherein the warning indicates that the particular application program is stopped after the predetermined period of time. <EOS>