| 摘要 |
Belt-shaped image display means ( 152 ) sets a reference position for a belt-shaped image ( 161 ) and an extension direction position as a length in the extension direction of the belt-shaped image ( 161 ) from the reference position. A greater extension direction position corresponds to an element of a greater number when the belt-shaped image ( 161 ) is displayed on a touch display ( 159 ). Touch position detection means ( 153 ) detects a user touch position on the belt-shaped image ( 161 ). Touch correspondence number calculation means ( 154 ) calculates a number assigned to the user touch position according to the user touch position and N as a touch correspondence number. Modification instruction means ( 155 ) instructs list partial display means ( 151 ) so as to display a list part ( 160 ) relating to the element of the N1 serial numbers including the touch correspondence number on a touch display ( 159 ). In an AV processing device ( 150 ), a desired list part is called to the touch display ( 159 ) from an AV list having a plenty of elements by an effective user operation.
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