PAGE SHIFT METHOD AND ITS EXECUTION DEVICE AND MEDIUM RECORDING PAGE SHIFT PROCESSING PROGRAM AND DATA

PROBLEM TO BE SOLVED: To prevent an inadvertent page shift that is not intended by a designer by adding a page shift rule, showing a shift originating page whose shift is permitted to its destination, to a page of its shift destination as a page shift check template statement. SOLUTION: When a page property editing processing is requested by a user, an optional shift destination page is set to a specified designation page which is set on a page shift table 113. When a page generation process is requested, a set of shift originating pages which can be shifted to certain pages is extracted from the table 113. Then pairs of shift destination pages and all shift originating pages are set on a shift rule table 114. A shiftable shift destination page is set to a page shift check template statement 117 from the table 114, and the statement 117 is added to the shift destination page.