| 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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