3. Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment, Estimated Useful Lives

Computer hardware and software	2 - 3 years
Furniture and fixtures	5 years
Machinery and equipment	2 - 5 years
Office equipment	5 years
Vehicles	5 years

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

	2012			2011
Balance at January 1	$	687,580		$	1,674,170
Warrants issued		—			1,552,706
Reclassification to equity		(30,823	)		—
Fair value adjustment		(594,949	)		(2,539,296	)
Balance at December 31	$	61,808		$	687,580