8. Debt (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Long-term Debt Instruments [Table Text Block]

	2012			2011
2011 Credit Facility	$	—		$	2,583,333
2010/2011 Convertible Debt Offering		—			600,000
Promissory Notes Payable		379,311			600,309
Note payable in monthly installments of $707, including interest through June 2012.		—			3,290
		379,311			3,786,932
Less debt discount		—			(142,560	)
		379,311			3,644,372
Current portion of long-term debt		(379,311	)		(3,291,166	)
Long-term debt—net of discount and current portion	$	—		$	353,206