Securities Authorized for Issuance under Equity Compensation Plans (Details) (USD $)	6 Months Ended
	Jun. 30, 2013
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Options Outstanding	426,400
Exercisable Options	392,680
Exercise Price	$ 0.96
Weighted Average Remaining Life	1 year 10 months 24 days
Non Plan [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	Mar. 25, 2009
Options Outstanding	115,000
Exercisable Options	115,000
Exercise Price	$ 0.55
Expiration Date	Mar. 24, 2014
Weighted Average Remaining Life	8 months 12 days
2008 ISO [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	Aug. 25, 2008
Options Outstanding	141,400
Exercisable Options	107,680
Exercise Price	$ 0.97
Expiration Date	Aug. 24, 2013
Weighted Average Remaining Life	2 months 12 days
2002NQ [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	May 25, 2004
Options Outstanding	30,000
Exercisable Options	30,000
Exercise Price	$ 1.46
Expiration Date	May 24, 2014
Weighted Average Remaining Life	10 months 24 days
2002NQ One [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	Apr. 03, 2006
Options Outstanding	40,000
Exercisable Options	40,000
Exercise Price	$ 1.08
Expiration Date	Apr. 02, 2016
Weighted Average Remaining Life	2 years 9 months 18 days
2002NQ Two [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	Dec. 17, 2007
Options Outstanding	40,000
Exercisable Options	40,000
Exercise Price	$ 1.32
Expiration Date	Dec. 16, 2017
Weighted Average Remaining Life	4 years 6 months
2008NQ [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	Jan. 11, 2009
Options Outstanding	40,000
Exercisable Options	40,000
Exercise Price	$ 0.69
Expiration Date	Jan. 10, 2019
Weighted Average Remaining Life	5 years 7 months 6 days
2008NQ One [Member]
Summary of outstanding options, exercisable options, exercise price, expiration date, weighted average remaining life under company stock option plans
Date Granted	Apr. 26, 2010
Options Outstanding	20,000
Exercisable Options	20,000
Exercise Price	$ 2.07
Expiration Date	Apr. 25, 2020
Weighted Average Remaining Life	6 years 10 months 24 days