Consolidated Statement of Changes in Shareholders' Equity / (Deficiency) (Unaudited) - 6 months ended Jun. 30, 2016 - USD ($)	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit
Balance at Dec. 31, 2015	$ (18,309)	$ 31,270	$ 146,828,000	$ (146,877,579)
Balance, Shares at Dec. 31, 2015		31,269,522
Issuance of common stock pursuant to Lincoln Park Equity line	962,600	$ 1,540	961,060
Issuance of common stock pursuant to Lincoln Park Equity line, shares		1,540,109
Costs associated with Lincoln Park Equity Line	(41,381)		(41,381)
Issuance of common stock to vendors	36,500	$ 50	36,450
Issuance of common stock to vendors, Shares		50,000
Share-based compensation expense	336,684		336,684
Net loss	(1,242,208)			(1,242,208)
Balance at Jun. 30, 2016	$ 33,886	$ 32,860	$ 148,120,813	$ (148,119,787)
Balance, Shares at Jun. 30, 2016		32,859,631