In addition to this, rules, enclosing rules, tint and the like are formed by means of the mouse 306 or the keyboard 302 selecting the numbers of various kinds of commands displayed on the CRT 301 and displaying them on the CRT 301 in the form of WYSIWYG. Following this, the designation of the page to be outputted, the number of copies to be made and the like is effected with the aid of a galley or