Mail for checking list functionality.. -- Goran Sljivic,sistem-inzenjer Sveuciliste u Zagrebu Metalurski fakultet web:http://www.simet.unizg.hr Aleja narodnih heroja 3 44103 Sisak, p.p. br.1 Goran Sljivic,system engineer University of Zagreb Faculty of Metallurgy Croatia web:http://www.simet.unizg.hr