return String.valueOf( ( (NumberDataElement) de ).getValue( ) );
return NumberFormat.getInstance( ).format( ( (NumberDataElement) de ).getValue( ) );
	private String getValue( DataElement de )	{		if ( de instanceof DateTimeDataElement )		{			Date dt = ( (DateTimeDataElement) de ).getValueAsCalendar( )					.getTime( );			SimpleDateFormat sdf = new SimpleDateFormat( "MM/dd/yyyy" ); //$NON-NLS-1$			return sdf.format( dt );		}		else if ( de instanceof NumberDataElement )		{			return String.valueOf( ( (NumberDataElement) de ).getValue( ) );		}		return ""; //$NON-NLS-1$	}