protected void gvAdresa_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            SqlDataAccess sql = new SqlDataAccess();
            int           Id  = Convert.ToInt32(gvAdresa.Rows[e.RowIndex].Cells[0].Text);

            sql.AdresaDelete(Id);

            List <Adresa> Adresi = sql.AdresaByKontaktId(Convert.ToInt32(gvFakulteti.SelectedRow.Cells[6].Text));

            gvAdresa.DataSource = Adresi;
            gvAdresa.DataBind();
        }