Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2013

Equity [Abstract]

Schedule of Common Stock Shares Issued

During the six months ended June 30, 2013, we issued shares of common stock as follows:

	Common Stock
	Shares		Amount
Warrant exercise		7,232,779	$	21,698,338
Common stock issued for services		61,900		178,858
Note conversions and discounts (see Note 6)		89,942		113,993
		7,384,621	$	21,991,189

Summary of Warrants Issued and Outstanding

The following table summarizes the warrants issued and outstanding as of June 30, 2013:

Warrants Issued and Outstanding as of June 30, 2013
	Date of				Exercise		Shares of
Description	Issuance		Expiration		Price		Common Stock
Exercisable warrants
Warrant 1-1		03/22/12		03/21/17	$	0.37		1,381,115
Warrant 1-5		10/10/12		10/09/17	$	0.37		5,524,461
Warrant 1-6		03/29/13		03/21/17	$	0.37		500,000
Less warrants exercised								(7,405,576	)
Total exercisable warrants								—
Contingent warrants
Warrant 1-2		03/22/12		03/21/17	$	0.37		345,278
Warrant 1-3		03/22/12		03/21/17	$	0.37		345,278
Warrant 1-4		03/22/12		03/21/17	$	0.37		690,557
Total contingent warrants								1,381,113
Total warrants issued and outstanding								1,381,113

Summary of Stock Option Activity

Following is a summary of stock option activity subsequent to December 31, 2012 through June 30, 2013:

	Stock Options
						Weighted-
						Average
	Number			Exercise Price Per		Exercise Price
	of Shares			Share		Per Share
Outstanding at December 31, 2012		3,350,115			2.00—2.79		2.20
Granted		108,000			2.65—2.65		2.65
Canceled/Forfeited		(41,000	)		2.10—2.79		2.24
Outstanding at June 30, 2013		3,417,115			2.65—2.65		2.22

Summary of Stock Option Outstanding

The following additional information applies to options outstanding at June 30, 2013:

Ranges of Exercise Prices	Outstanding at June 30, 2013	Weighted-Average Remaining Contractual Life	Weighted-Average Exercise Price	Excercisable at June 30, 2013	Weighted-Average Exercise Price
$2.00—$2.79	3,417,115	8.2	$2.22	1,989,449	$2.27