code: private JScrollPane getPaneScroll() {
  		if (paneScroll == null) {
  			paneScroll = new JScrollPane();
  			paneScroll.setName("paneScroll");
  			paneScroll.setViewportView(getTreeAlert());
  		}
  		return paneScroll;
  	}
docs: This method initializes paneScroll
  
  @return javax.swing.JScrollPane