p.setForeground(null); p.setBackground(null); p.setFont(null); p.setBorder(null); scrollpane = null;
LookAndFeel.uninstallBorder(p); Border vpBorder = p.getViewportBorder(); if (vpBorder != null && vpBorder instanceof UIResource) p.setViewportBorder(null);
  protected void uninstallDefaults(JScrollPane p)  {    p.setForeground(null);    p.setBackground(null);    p.setFont(null);    p.setBorder(null);    scrollpane = null;  }