Astromart Support Levels--Question

I've been supporting AM for years at the "red" level (6 months), but have been wanted to up that to the "brown" level (1 year). But when you go to the Support Purchase page, "brown" is not an option. Am I missing something here?? Can someone tell me how to do this?

Thanks! Phil

http://www.astromart.com/aboutus/supportoptions.asp

It is the $100 one year option

Thank you
AstroMart.Com