Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Summary of Significant Accounting Policies [Abstract]
Trade receivable	$ 575,900	$ 395,000
Grants receivable	539,300	1,059,000
Allowance for doubtful accounts	116,816	116,816
Property, Plant and Equipment [Line Items]
Foreign currency gain (loss) included in comprehensive loss	119,469	63,179	(1,020,087)
Foreign currency transaction gain (loss)	$ 133,479	$ 34,233
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive shares excluded from computation of diluted loss per share (in shares)	4,567,135	3,681,301	3,408,905
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive shares excluded from computation of diluted loss per share (in shares)	9,751,615	556,613	636,613
Treasury Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive shares excluded from computation of diluted loss per share (in shares)	10,697,715	1,800,109	1,286,174
Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Equipment useful life	36 months
Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Equipment useful life	120 months