Warrant | Public Offering | Offering Date - 01/04/2002 - 10/04/2002

Warrant | Public Offering | Offering Date - 01/04/2002 - 10/04/2002

Warrant | Public Offering | Offering Date - 01/04/2002 - 10/04/2002

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004

Warrant | Right Offering | Offering Date - 09/02/2004 - 13/02/2004