Notes Payable (Tables)

12 Months Ended

Dec. 31, 2012

Number of Shares of Common Stock Issued Warrants Exercised on Conversion of Notes

The following table shows the number of shares of common stock that would have been issued if all the warrants related to the Notes were exercised as of December 31, 2012:

	As of December 31, 2012
Convertible Debt	Conversion Price		Principal and Interest Amounts		Potential Shares Issued if Notes Converted		Shares Issued if Series C Warrants Exercised @ $ 0.3125
Series C-1 Notes		N/A	$	—		—		2,841,440
Series C-2 Notes		N/A		—		—		3,200,000
Series C-3 Notes		N/A		—		—		1,972,000
			$	—		—		8,013,440

The following table shows the number of shares of common stock that would have been issued if all of the Notes were converted and the related warrants were all exercised as of December 31, 2011:

	As of December 31, 2011
Convertible Debt	Conversion Price		Principal and Interest Amounts		Potential Shares Issued if Notes Converted		Shares Issued if Series C Warrants Exercised @ $0.3125
Series C-1 Notes	$	0.0625	$	1,026,265		16,420,240		2,841,440
Series C-2 Notes	$	0.1875		1,102,807		5,881,637		3,200,000
Series C-3 Notes	$	0.1500		589,875		3,932,500		1,972,000
			$	2,718,947		26,234,377		8,013,440

Notes Payable

Notes payable consist of the following:

	December 31, 2012		December 31, 2011
Convertible notes (C-1, C-2 and C-3)	$	—	$	2,579,220
Debt discount—beneficial conversion feature		—		(867,273	)
Debt discount—warrant value		—		(62,073	)
Promissory note—long term portion		164,187		—
Net	$	164,187	$	1,649,874