/**
* Inserts a blank page. All the pages above and including <CODE>pageNumber</CODE> will
* be shifted up. If <CODE>pageNumber</CODE> is bigger than the total number of pages
* the new page will be the last one.
* @param pageNumber the page number position where the new page will be inserted
* @param mediabox the size of the new page
*/
public void InsertPage(int pageNumber, Rectangle mediabox)
{
stamper.InsertPage(pageNumber, mediabox);
}