Condensed Statements of Operations (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Condensed Statements of Operations [Abstract]
Revenue	$ 144,100	$ 11,250
Cost of revenue	1,080,263	130,410
Gross profit	(936,163)	(119,160)
Operating expenses:
Research and development	1,262,001	2,434,758
General and administrative	4,287,228	3,217,491
Operating loss	(6,485,392)	(5,771,409)
Interest income	(2,105)	(13,384)
Interest expense	48,763
Change in fair value of warranty liability	(15,433)
Other income, net	(5,000)	(5,000)
Net loss	$ (6,511,617)	$ (5,753,025)
Basic and diluted net loss per common share	$ (0.17)	$ (0.19)
Basic and diluted weighted average number of common shares outstanding	39,233,943	30,313,905