Patent ID: 7167730

Claim:
A communication terminal apparatus comprising: a display device that provides a display for receiving a musical tone data distributing service from a server apparatus; a musical tone data receiving device that receives desired musical tone data via a network by means of the display provided by said display device; a musical tone generating device that generates a musical tone according to the musical tone data received by said musical tone data receiving device; a program receiving device that receives a predetermined program executable by the communication terminal apparatus from the server apparatus via the network; a display data receiving device that receives display data for forming the display on said display device from the server apparatus via the network; a storage device that stores the predetermined program received by said program receiving device and the display data received by said display data receiving device; and a program executing device that executes the predetermined program stored in said storage device; wherein at least a part of the display for receiving the musical tone data distributing service provided by said display device is carried out based on the display data stored in advance in said storage device, according to the predetermined program executed by said program executing device, without the communication terminal apparatus accessing the server apparatus; and wherein the display data includes second display data representing a list of occasionally updated musical tone data and received from the server apparatus via the network during execution of the predetermined program.