Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2012

Stockholders' Equity [Abstract]

Computing the option fair value

Average risk-free interest rate	1.0	%
Dividend yield	0	%
Expected term	5 years
Average expected volatility	89.96	%

Average risk-free interest rate	1.72	%
Dividend yield	0	%
Expected term	5 years
Average expected volatility	77.09	%

Summary of status of the options granted under various agreements

	December 31, 2012					December 31, 2011
	Weighted					Weighted
	Average Exercise					Average Exercise
	Shares			Price		Shares			Price
Outstanding at beginning of year		2,674,324		$	1.59		2,871,324		$	1.37
Granted		1,014,000			2.30		414,000			2.68
Exercised		—			—		(50,000	)		0.98
Forfeited		(33,000	)		2.47		(411,000	)		1.06
Expired		(15,000	)		2.68		(150,000	)		0.65
Outstanding at end of year		3,640,324		$	1.76		2,674,324		$	1.59

Summary of status of the options granted under various agreements, range of exercise prices

Range of Exercise Prices	Number Outstanding		Options  Outstanding Weighted- Average Remaining Contractual Life		Weighted- Average Exercise Price		Number Exercisable		Options  Exercisable Weighted- Average Exercise Price
$2.30		996,000		4.50 years	$	2.30		422,000	$	2.30
$3.00		332,000		2.77 years	$	3.00		302,667	$	3.00
$2.75		125,000		2.48 years	$	2.75		125,000	$	2.75
$0.98		200,000		1.27 years	$	0.98		200,000	$	0.98
$0.82		200,000		0.01 years	$	0.82		200,000	$	0.82
$0.65		800,000		1.60 years	$	0.65		800,000	$	0.65
$2.68		384,000		3.50 years	$	2.68		280,000	$	2.68
$0.98		50,000		1.37 years	$	0.98		50,000	$	0.98
$1.50		553,324		2.04 years	$	1.50		553,324	$	1.50
		3,640,324						2,932,991