The program of the present invention is provided for an information terminal equipped with a touch panel that is used for displaying a musical score thereon, the information terminal performing music in accordance with performance sequence data corresponding to the musical score. The program displays the musical score on the touch panel, determines a start bar for a performance sequence as the start point for performing from any bar region of the musical score by sliding a touch position in the right direction on the particular bar region, and determines an end bar for the performance sequence as an end point for ending the performance in any bar region of the musical score by sliding the touch position in the left direction on the particular bar region. Thus, the user can intuitively designate a range of performance.