Creates an instance of the document that is stored in the current visited document.

Note that if the current visited document is linked with the document that is currently open in the preview pane, that document object is returned.

Gets the caption representing the current visited document with description of the change that caused it to be saved appended.

For instance, if the current visited document was saved when the user changed page settings, the value of this property can be "Document1 (page settings changed)".