PURPOSE: To share a character input screen for inputting a character string to a balloon with that for other use, concerning a character information input technique in an image processing device capable of displaying and editing a graphic.

CONSTITUTION: A format of a character input screen shown in a figure for inputting a save file name is the same as a format of a character input screen for inputting words to a balloon. For this reason, both character string input screen do not need to be constituted of separate data formats. In this case, the explanations in the balloon are different in the contents from each other. As the result, it is distinguishable which is currently being inputted, a character string of words or a character string of a save file name.