displayArea.setLayoutData( new GridData( 450, 250 ) );
displayArea.setLayoutData( new GridData( 450, 490 ) );
	protected Control createDialogArea( Composite parent )	{		Composite composite = (Composite) super.createDialogArea( parent );		createSelectionArea( composite );		new Label( composite, SWT.SEPARATOR | SWT.HORIZONTAL )				.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		displayArea = new Composite( composite, SWT.NONE );		displayArea.setLayoutData( new GridData( 450, 250 ) );		displayArea.setLayout( new GridLayout( 3, false ) );		new Label( composite, SWT.SEPARATOR | SWT.HORIZONTAL )				.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		return composite;	}