Bug 165624 Provides UI supports for Highlight rule refer to Style element
UI/org.eclipse.birt.report.designer.ui.views/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/provider/HighlightDescriptorProvider.java
result = true;
			
			refreshRestoreProperty( );
		}
		catch ( Exception e )
		{
			stack.rollback( );
			ExceptionHandler.handle( e );
			result = false;
		}
		return result;
	}
	public boolean moveDown( int index )
	{
		boolean result = false;
		CommandStack stack = SessionHandleAdapter.getInstance( )
				.getCommandStack( );
		try
		{
			stack.startTrans( Messages.getString( "HighlightsPage.trans.MoveDown" ) ); 
			doSwapItem( index, 1 );
			stack.commit( );
			result = true;
			refreshRestoreProperty( );
		}
		catch ( Exception e )
		{
			stack.rollback( );
			ExceptionHandler.handle( e );
			result = false;