public Document separateDocument(DocumentView docView) {
		// Get the List that contains the DocView
		List<Object> curDocAndDocView = null;
		for (List<Object> value : this.docAndDocView.values()) {
			if (value.contains(docView)) {
				curDocAndDocView = value;
			}
		}
		// Get the Document from this List
		Document d = null;
		for (Object o : curDocAndDocView) {
			if (o instanceof Document) {
				d = (Document) o;
			}
		}
		return d;
	}