Common share | Public Offering | Offering Date - 05/11/2001 - 05/11/2001

Common share | Public Offering | Offering Date - 05/11/2001 - 05/11/2001

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005

Warrant | Public Offering | Offering Date - 01/09/2005 - 01/09/2005