Net Income (Loss) Per Share (Details) (USD $)	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Computation of basic and diluted net loss per share [Abstract]
Net income (loss )	$ (390,159)		$ (757,389)		$ (1,312,231)		$ (2,377,797)
Denominator for basic earnings per share - weighted average shares	105,757,178		95,988,100		105,552,330		94,599,406
Effect of dilutive securities: Stock options and warrants outstanding and convertible debt (in shares)	0	[1]	0	[1]	0	[1]	0	[1]
Denominator for diluted earnings per share - weighted average shares adjusted for dilutive securities	105,757,178		95,988,100		105,552,330		94,599,406
Income (loss) per common share - basic and diluted (in dollars per share)	$ 0.00		$ (0.01)		$ (0.01)		$ (0.03)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)					18,258,103		18,331,774
Outstanding Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)					17,032,203		15,917,272
Outstanding Warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)					267,816		2,132,002
Restricted Stock Awards
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)					958,084		282,500

[1] Securities outstanding that were excluded from the computation, prior to the use of the treasury stock method, because they would have been anti-dilutive are as follows: Six months ended June 30, 2014 2013Outstanding Stock Options17,032,203 15,917,272Outstanding Warrants267,816 2,132,002Restricted Stock Awards958,084 282,500 18,258,103 18,331,774