| 摘要 |
<p>Information representing content of a plurality of elements which are included in a structured document defined as a layer structure is obtained, and one of the elements included in the structured document is selected in accordance with the content of the elements included in the structured document. Then, the selected element is output separately from the other elements. Note that the elements included in the structured document are selectable in the plurality of layers and an element selected from any one of the layers is output separately from the other elements. By this, an appropriate element can be selected and output from among the plurality of elements included in the structured document.</p> |
