Fair Value Measurements (Narrative) (Details) (USD $)								9 Months Ended	0 Months Ended									0 Months Ended	9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	May 10, 2012	Sep. 30, 2013 Warrants Issued December 29, 2008 [Member]	Dec. 31, 2012 Warrants Issued December 29, 2008 [Member]	May 10, 2012 Common Stock Closes Above $15.00 [Member]	May 10, 2012 Common Stock Closes Above $20.00 [Member]	Sep. 30, 2013 Black-Scholes Model Used to Value Warrants [Member]	May 10, 2012 Monte-Carlo Simulation Used To Value Derivative Assets And Liabilities [Member]	Sep. 30, 2013 Fair Value, Inputs, Level 1 [Member]	Dec. 31, 2012 Fair Value, Inputs, Level 1 [Member]	Dec. 29, 2008 Fair Value, Inputs, Level 3 [Member]	Sep. 30, 2013 Fair Value, Inputs, Level 3 [Member] Warrants Issued December 29, 2008 [Member]	Dec. 31, 2012 Fair Value, Inputs, Level 3 [Member] Warrants Issued December 29, 2008 [Member]	Aug. 07, 2013 Convert Warrants [Member]	Aug. 08, 2013 Exchange Warrants [Member]	Aug. 07, 2013 Exchange Warrants [Member]	Aug. 07, 2013 Exchange Warrants [Member] Monte-Carlo Simulation Used To Value Derivative Assets And Liabilities [Member]	Sep. 30, 2013 Exchange Warrants [Member] Monte-Carlo Simulation Used To Value Derivative Assets And Liabilities [Member]	Sep. 30, 2013 PIPE Warrants [Member] Monte-Carlo Simulation Used To Value Derivative Assets And Liabilities [Member]
Fair Value Measurements [Line Items]
Cash equivalents invested in money market funds	$ 4,550,340	$ 256,702								$ 4,550,340	$ 256,702
Issued warrants to purchase shares of common stock	3,021,302											179,241					2,500,000
Fair value of warrants issued				256,650	71,581								256,650	71,581
Dividend yield								0.00%
Volatility rate								232.47%	80.00%									111.00%	115.00%	115.00%
Risk-free interest rate								0.63%	1.035%									1.46%	1.43%	1.24%
Expected life								8 months 27 days
Closing stock price									$ 3.413									$ 8.69	$ 3.33	$ 3.33
Aggregate number of shares issued upon conversion															2,500,000	841,575	2,700,000
Exercise price of warrants																	3.361
Mandatory conversion percentage per Debentures agreement						50.00%	100.00%
Share price which determines conversion per Debentures agreement						15.00	20.00
Number of consecutive trading days required at stock price							20 days
Mandatory conversion minimum per Debentures agreement			$ 2,500,000