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Summary of Significant Accounting Policies (Details 4)	3 Months Ended
Summary of Significant Accounting Policies (Details 4)	Mar. 31, 2014	Mar. 31, 2013
Stock Options (exercise price - $0.573-$2.50/share)
Antidilutive Securities Excluded From Earnings Per Share [Line Items]
Antidilutive securities excluded from earnings per share calculation	713,479	754,696
Warrants - Exercise Price $0.001-$2.25/Share
Antidilutive Securities Excluded From Earnings Per Share [Line Items]
Antidilutive securities excluded from earnings per share calculation	1,544,204	602,513
Common Stock Equivalents
Antidilutive Securities Excluded From Earnings Per Share [Line Items]
Antidilutive securities excluded from earnings per share calculation	14,546,736	13,735,804

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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