Storage medium comprising: multimedia image data (110), and text-based subtitle data (120) for displaying subtitles in an image based on the multimedia image data, the text-based subtitle data comprising a set of styles (810) and dialogue information (820), characterized in that: the set of styles (810) includes a plurality of style information, and the dialogue information (820) comprises text information (534), style information reference (532) indicating a style information that will be applied to the text information (534) between the plurality of style information and partial style information (536) that will be applied to a part of the information of text (534), and in which the style set (810) includes information (830) indicating whether a reproduction apparatus will be allowed to apply a predetermined style information, which is separate from the information style definition defined by the manufacturer of the storage medium, to the dialog information (820).
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