Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Accounts receivable, allowance for doubtful accounts (in Dollars)	$ 5	$ 5
Convertible preferred stock par value (in Dollars per share)	$ 0.001	$ 0.001
Convertible preferred stock shares authorized	4,000,000	4,000,000
Convertible preferred stock convertible into common shares	1,000	1,000
Common stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	40,000,000	40,000,000
Common stock, shares issued	34,874,696	34,874,696
Common stock, shares outstanding	34,874,696	34,874,696
Series D Preferred Stock [Member]
Convertible preferred stock issued	720	720
Convertible preferred stockliquidation preference (in Dollars per share)	$ 180	$ 180
Convertible preferred stock outstanding	720	720
Series E Preferred Stock [Member]
Convertible preferred stock issued	50	50
Convertible preferred stockliquidation preference (in Dollars per share)	$ 15	$ 15
Convertible preferred stock outstanding	50	50