Patent ID: 6854087
Filing Date: 2005-02-08
Classification: G06F,Y10S

Abstract:
1. A document editing apparatus for displaying on a screen a document comprising a content described in plural permeable layers by displaying the permeable layers one on another on the screen, the apparatus comprising: document synthesis means for displaying the permeable layers that have been set to be displayed on the screen based on display/non-display setting included in data of each layer; document editing means for generating a new permeable layer based on a user entry of comments among multiple user entries and adding thereof to the document which includes the permeable layers displayed on the screen, and for generating, when the new permeable layer is added, information of the permeable layers displayed on the screen as layer display state information at the time of adding the new permeable layer, the new permeable layer including deterministic mark information for indicating a temporary layer display state information based on the user entry to the document editing means; layer state managing means for managing the layer display state information in correlation with the new added permeable layer; display designation receiving means for receiving a display designation for specifying an arbitrary layer from the user; and layer state reproducing means for controlling the document synthesis means to display the permeable layers displayed on the screen when the new permeable layer was added based on the layer display state information at the time of adding the new permeable layer in response to reception of the layer specification from the display designation receiving means, wherein the state of the document, when the specified permeable layer was added, is reproduced.