Information providing apparatus, item sales data processor, storage medium storing computer program and computer program

A storage medium for storing a computer program installed to an information providing apparatus which includes a wireless module for enabling transmission and reception of information via a radio link to and from a mobile terminal to display various information pieces on a display, comprising:

• judging means which is operated by the information providing apparatus depending on the computer program for judging whether a display application command is included or not in a transmission command transmitted from the mobile terminal obtained via the wireless module;
• and
• application right lending means which is also operated by the information providing apparatus depending on the computer program for controlling, when the judging means has judged that the display application command is included in the transmission command transmitted from a mobile terminal, the display from the mobile terminal which has transmitted the display application command.

A storage medium for storing a computer program installed to an item sales data processor for displaying sales data of items to be purchased by a customer on a customer-side display and processing the sales data of the items purchased by a customer, comprising:

• judging means which is operated by the item sales data processor depending on the computer program for judging whether a display application command is included or not in a transmission command transmitted from a mobile terminal obtained via a wireless module for enabling transmission and reception of information via a radio link to and from a mobile terminal;
• and
• application right lending means which is also operated by the item sales data processor depending on the computer program for controlling, when the judging means has judged that the display application command is included in the transmission command transmitted from the mobile terminal, a customer-side display from the mobile terminal which has transmitted the display application command.

A computer program to be installed to an information providing apparatus including a wireless module for enabling transmission and reception of information via a radio link to and from a mobile terminal for displaying various information pieces on a display, comprising:

• judging means which is operated by the information providing apparatus for judging whether a display application command is included or not in a transmission command transmitted from the mobile terminal obtained via the wireless module;
• and
• application right lending means which is also operated by the information providing apparatus for controlling, when the judging means has judged that the display application command is included in the transmission command transmitted from the mobile terminal, the display from the mobile terminal which has transmitted the display application command.

A computer program to be installed to an item sales data processor for displaying sales data of items to be purchased by a customer on a customer-side display and processing the sales data of the items purchased by a customer, comprising:

• judging means which is operated by the item sales data processor for judging whether a display application command is included or not in a transmission command transmitted from a mobile terminal obtained via a wireless module for enabling transmission and reception of information via a radio link to and from the mobile terminal;
• and
• application right lending means which is also operated by the item sales data processor for controlling, when the judging means has judged that the display application command is included in the transmission command transmitted from the mobile terminal, a customer-side display from the mobile terminal which has transmitted the display application command.