CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)	Series A Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Promissory Note Receivable and Accrued Interest [Member]	Accumulated (Deficit) [Member]	Total
Balance at Dec. 31, 2010	$ 0	$ 5,474	$ 48,257,937	$ 0	$ (40,857,148)	$ 7,406,263
Balance (in shares) at Dec. 31, 2010	0	5,474,482
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock in a private placement (in shares)	0	1,446,364
Issuance of common stock in a private placement	0	1,446	723,599	(725,045)	0	0
Issuance of common stock and warrants in a private placement (in shares)	0	333,333
Issuance of common stock and warrants in a private placement	0	333	411,657	0	0	411,990
Issuance of common stock for services (in shares)	0	9,722
Issuance of common stock for services	0	10	14,990	0	0	15,000
Issuance of common stock - vesting of restricted stock (in shares)	0	5,243
Issuance of common stock - vesting of restricted stock	0	6	(6)	0	0	0
Issuance of Series A preferred stock in a private placement, net of fund raising costs (in shares)	25	0
Issuance of Series A preferred stock in a private placement, net of fund raising costs	0	0	169,990	0	0	169,990
Cancellation of warrants issued for services	0	0	(38,994)	0	0	(38,994)
Issuance of warrants in connection with convertible promissory note	0	0	36,141	0	0	36,141
Offering costs adjustment - Series A preferred stock sale in 2011						0
Repurchase of common stock (fractional shares from reverse stock split) (in shares)	0	(81)
Repurchase of common stock (fractional shares from reverse stock split)	0	0	(35)	0	0	(35)
Accrued dividends on Series A preferred stock	0	0	4,387	0	(4,387)	0
Share-based compensation of employees	0	0	110,228	0	0	110,228
Share-based compensation of non-employees	0	0	60,898	0	0	60,898
Net (loss)	0	0	0	0	(4,070,092)	(4,070,092)
Balance at Dec. 31, 2011	0	7,269	49,750,792	(725,045)	(44,931,627)	4,101,389
Balance (in shares) at Dec. 31, 2011	25	7,269,063
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock in a private placement (in shares)	0	491,636
Issuance of common stock in a private placement	0	492	245,326	(245,818)	0	0
Issuance of common stock for principle and interest due on convertible note (in shares)	0	1,987,992
Issuance of common stock for principle and interest due on convertible note	0	1,988	331,344	0	0	333,332
Issuance of common stock for services (in shares)	0	325,000
Issuance of common stock for services	0	325	129,675	0	0	130,000
Issuance of common stock - vesting of restricted stock (in shares)	0	699
Issuance of common stock - vesting of restricted stock	0	1	(1)	0	0	0
Issuance of Series A preferred stock in a private placement, net of fund raising costs (in shares)	40	0
Issuance of Series A preferred stock in a private placement, net of fund raising costs	0	0	275,761	0	0	275,761
Issuance of warrants for services	0	0	48,776	0	0	48,776
Issuance of warrants in connection with convertible promissory note	0	0	457,912	0	0	457,912
Offering costs in connection with convertible promissory note	0	0	(42,710)	0	0	(42,710)
Offering costs adjustment - Series A preferred stock sale in 2011	0	0	31,961	0	0	31,961
Repurchase of common stock (fractional shares from reverse stock split) (in shares)	0	58
Repurchase of common stock (fractional shares from reverse stock split)	0	0	21	0	0	21
Accrued interest on promissory notes for issuance of common stock	0	0	14,424	(14,424)	0	0
Accrued dividends on Series A preferred stock	0	0	47,456	0	(47,456)	0
Share-based compensation of employees	0	0	17,915	0	0	17,915
Share-based compensation of non-employees	0	0	28,279	0	0	28,279
Net (loss)	0	0	0	0	(3,531,349)	(3,531,349)
Balance at Dec. 31, 2012	$ 0	$ 10,075	$ 51,336,931	$ (985,287)	$ (48,510,432)	$ 1,851,287
Balance (in shares) at Dec. 31, 2012	65	10,074,448