1. An image formation apparatus that reconstructs and prints a document including text data and image data, based on document data written in a markup language, the document data including (i) one or more pieces of text data, (ii) text layout information for the one or more pieces of text data, and (iii) one or more pieces of image data attribute information that show identifiers of one or more pieces of image data respectively, locations of the one or more pieces of image data respectively, and image layout information for the one or more pieces of image data, the image formation apparatus comprising: a reconstructor operable, by using browser software, to arrange the one or more pieces of text data included in the document data within a page of the document according to the text layout information, and attempt to acquire the one or more pieces of image data from relevant servers according to the identifiers and the locations of the one or more pieces of image data and arrange acquired pieces among the one or more pieces of image data within the page of the document according to the image layout information; a judgment part operable, in a case where the reconstructor has failed to acquire some of the one or more pieces of image data, to judge whether each of the some of the one or more pieces of image data is important or not according to a corresponding piece of the image data attribute information; a controller operable to execute printing of the document reconstructed based on the one or more pieces of text data and/or the acquired pieces of image data if the judgment part judges negatively as to all of the some of the one or more pieces of image data that the reconstructor has failed to acquire, and to cancel the printing if the judgment part judges affirmatively as to any of the some of the one or more pieces of image data that the reconstructor has failed to acquire; and a storage that prestores therein locations of one or more pieces of low-importance image data, wherein if a location of a piece of image data that the reconstructor has failed to acquire is identical to any one of the locations of the one or more pieces of low-importance image data, the judgment part judges that the piece of image data that the reconstructor has failed to acquire is not important.