PROBLEM TO BE SOLVED: To further facilitate cross-application collaboration and cross-version collaboration of files.;SOLUTION: Functionality usable from an element of a computing system which may cause a cross-application collaboration problem or a cross-version collaboration problem when it is used, is restricted so as not to be usable for creating or editing files different in type of computing system elements or for different versions.;COPYRIGHT: (C)2006,JPO&NCIPI
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