Corresponding Author

Paper:	idn821
Name:	M.Tirziu
Company:	S.C. Symphony S.r.l.
Address:	Intr. Muntilor Nr. &, Sc. B, Ap.2m 1900 Timisoara
Country:	Romania
Phone:	0040 056 218 185
Fax:
Email:	mircea_tirziu@usa.net