SYSTEM, METHOD, AND PROGRAM FOR EDITING OF ELECTRONIC DOCUMENT

[Object] Provided is an improved system for editing an electronic document. [Solution] The system includes means for identifying a theme to be applied to an electronic document to be edited, and means for displaying the electronic document and a preview of one or more components to be inserted into the document to be edited. The preview is formed and presented prior to the insertion of at least one of the components by applying the identified theme to one or more materials. It is preferred that the preview be formed by applying a set of one or more attribute parameters associated with the identified theme to the one or more components. It is also preferred that the system further include means for selecting a position at which a material(s) is inserted in a document, wherein a set of attribute parameters is determined according to information on the selected position and a preview of a component(s) to which the determined parameters have been applied is presented.