UIUtil.bindHelp( parent,IHelpContextIds.THUMBNAIL_BUIDLER_ID );
	protected Control createDialogArea( Composite parent )	{		Composite topComposite = (Composite) super.createDialogArea( parent );		Composite composite = new Composite( topComposite, SWT.NONE );		composite.setLayout( new GridLayout( 2, false ) );		createPreviewArea( composite );		createButtons( composite );		new Label( topComposite, SWT.SEPARATOR | SWT.HORIZONTAL ).setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		return topComposite;	}