Stock Options and Warrants (Summary of Options Activity) (Details) (USD $)	9 Months Ended
	Sep. 30, 2013
Stock Options [Member]
Number of Options
Options outstanding at December 31, 2012	3,863,972
Options granted	15,000
Options exercised
Options cancelled
Options expired	(169,000)
Options at end of period	3,709,972
Options exercisable at September 30, 2013	2,853,298
Weighted Average Exercise Price
Options outstanding at December 31, 2012	$ 0.27
Options granted	$ 0.18
Options exercised
Options cancelled
Options expired	$ 1.66
Options at end of period	$ 0.26
Options exercisable at September 30, 2013	$ 0.28
Nonvested Stock Options [Member]
Number of Options
Options outstanding at December 31, 2012	1,702,000
Options granted	15,000
Options vested	(860,326)
Options cancelled
Options exercisable at September 30, 2013	856,674
Weighted Average Exercise Price
Options outstanding at December 31, 2012	$ 0.13
Options granted	$ 0.15
Options vested	$ (0.17)
Options cancelled
Options exercisable at September 30, 2013	$ 0.18
Warrant [Member]
Number of Options
Options outstanding at December 31, 2012	3,899,758
Options granted
Options exercised
Options expired	(1,069,942)
Options exercisable at September 30, 2013	2,829,816
Weighted Average Exercise Price
Options outstanding at December 31, 2012	$ 0.77
Options granted
Options exercised
Options expired	$ (1.25)
Options exercisable at September 30, 2013	$ 0.58