Note 19 - Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2012

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

Embedded conversion feature	Significant Unobservable Inputs (Level 3) Total Fair Value
September 30, 2012	$	19,460,000
December 31, 2011	$	12,470,000

Fair Value Inputs, Liabilities, Quantitative Information [Table Text Block]

	September 30, 2012			December 31, 2011
Expected volatility		140.0	%		83.5	%
Probability of trigger of reset provision		--	%		20	%
Remaining term (in years)		1.0			1.2
Risk-free rate		0.2	%		0.2	%
Credit spread		25.8	%		28.3	%
Stock price	$	0.10		$	0.53

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	Balance Beginning of Period		Issuance		(Gain) or Loss Recognized in Earnings from Change in Fair Value		Balance End of Period
For the nine months ended September 30, 2012
Embedded conversion feature	$	12,470,000	$	5,120,000	$	1,870,000	$	19,460,000
For the nine months ended September 30, 2011
Embedded conversion feature	$	22,860,000	$	--	$	12,120,000	$	34,980,000