| 摘要 |
PROBLEM TO BE SOLVED: To obtain a revolutionary program list display function of musical pieces reserved for playing which is capable of putting enthusiasm into a hall, such as KARAOKE sing-along hall, by instructing whether the program meeting a musical piece number is to be displayed or not to be displayed and putting the musical piece instructed not to be displayed into the non-display state of the program in a list display screen. SOLUTION: The musical piece not permitted to be subjected to program display by a user is displayed as a program column 21b masked and displayed by a color different from the background color of the reserved program list display screen 30b amidst the ordinary program columns 21a on the screen 30b so that the program to be played is made unknown only in the part. Namely, the list display function of the programs reserved for playing is provided with a means for selecting whether the program is to be displayed or not to be displayed at the time the user inputs the musical piece number, by which the program column 21b concealed by the mask may be displayed on the reserved program list display screen 30b. As a result, the user is able to put much enthusiasm into the hall by suddenly singing the unexpected song. |
