* Create child element {@odf.element presentation:header}.
*
* @return the element {@odf.element presentation:header}
*/
public PresentationHeaderElement newPresentationHeaderElement() {
PresentationHeaderElement presentationHeader = ((OdfFileDom) this.ownerDocument).newOdfElement(PresentationHeaderElement.class);
this.appendChild(presentationHeader);
return presentationHeader;
}