Notes Payable (Unsecured Convertible Note and Interest Note) (Details) (USD $)	12 Months Ended		0 Months Ended	12 Months Ended		0 Months Ended	1 Months Ended		0 Months Ended		1 Months Ended	12 Months Ended			1 Months Ended	12 Months Ended	0 Months Ended				1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 03, 2008 Class A Warrant [Member]	Dec. 31, 2008 Class A Warrant [Member]	Dec. 31, 2007 Class A Warrant [Member]	Dec. 03, 2008 Class B Warrant [Member]	Oct. 31, 2007 Class B Warrant [Member]	Sep. 25, 2006 Letter of Understanding [Member]	Dec. 24, 2010 Unsecured Convertible Note [Member]	Dec. 23, 2009 Unsecured Convertible Note [Member]	Mar. 31, 2011 Unsecured Convertible Note [Member]	Dec. 31, 2013 Unsecured Convertible Note [Member]	Dec. 31, 2012 Unsecured Convertible Note [Member]	Nov. 02, 2006 Unsecured Convertible Note [Member]	Mar. 31, 2011 Unsecured Convertible Note [Member] Warrant Issued for Interest on Convertible Note [Member]	Dec. 31, 2011 Unsecured Convertible Note [Member] Warrant Issued for Interest on Convertible Note [Member]	Nov. 02, 2006 Unsecured Convertible Note [Member] Class A Warrant [Member]	Nov. 02, 2006 Unsecured Convertible Note [Member] Class B Warrant [Member]	Nov. 02, 2006 Unsecured Convertible Note [Member] Class C Warrant [Member]	Nov. 02, 2006 Unsecured Convertible Note [Member] Class D Warrant [Member]	Apr. 17, 2013 Unsecured Interest Note [Member]
Convertible notes
Amount of credit facility								$ 1,000,000
Principal issued														1,000,000							20,000
Debt interest rate										8.00%		8.00%		5.00%							12.00%
Debt maturity date									Dec. 31, 2013	Dec. 22, 2010											Dec. 31, 2013
Conversion price														$ 1.50
Number of shares of common stock warrants can be exercised for														5,500,000	221,758		750,000	750,000	2,000,000	2,000,000
Warrant term length															5 years		1 year	1 year	18 months	24 months
Exercise price of warrants									0.90						0.96		1.60	1.75	2.10	3.00
Warrants exercised				64,400	454,000
Warrants expired	643,094	252,669	231,600			750,000
Shares of common stock issued							650,000		150,000
Number of shares issued for interest											135,369
Common stock issued for interest											81,221					157,400
Derivative valuation	11,736	1,191,269											46,400
Gain on derivative valuation	1,242,459	8,829,748											253,600
Risk-free interest rate													0.16%
Expected life													1 year
Expected volatility													112.04%
Dividend yield													0.00%
Stock trading price													$ 0.08
Accretion of discount on convertible notes payable	1,010,920	941,225										326,160	333,336
Interest expense												$ 80,000	$ 80,000