JOINT FILING AGREEMENT

                                                                       Exhibit 6



                             JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)(1)(iii) promulgated under the Securities Exchange Act
of 1934, as amended, each of the undersigned agrees to the joint filing of
Amendment No.2 to the Statement on Schedule 13D to which this exhibit is
attached and to the joint filing of all further amendments thereto.


Dated:  October 8, 2002

                                            HESTIAN PTY LIMITED



                                            By:  /s/ Xxxxx Xxxxxxx Xxxxxxx
                                            ------------------------------
                                            Name:    Xxxxx Xxxxxxx Xxxxxxx
                                            Title:   Director


                                            VB FAMILY TRUST



                                            By:  /s/ Xxxxxxxxxxx xxx Xxxxxx
                                            -------------------------------
                                            Name:     Xxxxxxxxxxx xxx Xxxxxx
                                            Title:    Director



                                            VB RACING PTY LIMITED



                                            By:  /s/ Xxxxxxxxxxx xxx Xxxxxx
                                            -------------------------------
                                            Name:     Xxxxxxxxxxx xxx Xxxxxx
                                            Title:    Director








                                            ESCOTWO PTY LIMITED


                                            By:  /s/  Xxxxx Xxxxxxx Xxxxxxx
                                            -------------------------------
                                            Name:    Xxxxx Xxxxxxx Xxxxxxx
                                            Title:   Director


                                            KIRMAN PTY LIMITED



                                            By:  /s/  Xxxxx Xxxxxxx Xxxxxxx
                                            -------------------------------
                                            Name:    Xxxxx Xxxxxxx Xxxxxxx
                                            Title:   Director


                                            XXXXXXXXXXX XXX XXXXXX, individually



                                              /s/  Xxxxxxxxxxx xxx Xxxxxx
                                              ---------------------------



                                            XXXXX XXXXXXX XXXXXXX, individually



                                              /s/  Xxxxx Xxxxxxx Xxxxxxx
                                              --------------------------


                                          XX. XXXX XXXXXXX XXXXXXX, individually



                                              /s/  Gene Xxxxxxx Xxxxxxx
                                              -------------------------


                                            XXXX XXXXXXX, individually



                                              /s/  Xxxx Xxxxxxx
                                              -----------------