Consolidated Balance Sheets (USD $)	Dec. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 113,958	$ 16,528
Short-term investments	196,650	838,309
Restricted marketable securities	10,350	42,450
Prepaid expenses and other current assets	3,686	2,720
Total current assets	324,644	900,007
Property and equipment, net		1,186
Deferred charges	60,827	64,514
Total assets	385,471	965,707
Current liabilities:
Accounts payable and accrued expenses	1,055,738	2,278,398
Notes payable		6,410,000
Accrued interest	5,630	919,526
Other current liabilities	13,221	60,126
Advances from related party	500,000	325,000
Deferred revenue	73,731	73,730
Total current liabilities	1,648,320	10,066,780
Contingent royalty	0	16,000,000
Deferred revenue, net of current portion	1,142,816	1,216,547
Long term note payable	7,819,960
Other long-term liabilities	43,750	33,750
Total liabilities	10,654,846	27,317,077
Commitments and contingencies (Note 13)
Series F convertible redeemable preferred stock, $.01 par value; 200,000 shares designated; 12,000 shares issued and outstanding at December 31, 2013 and 2012 (liquidation preference of $300,000 at December 31, 2013)	390,443	369,501
Stockholders' deficit:
Preferred stock, $.01 par value; 1,000,000 shares authorized; 25,000 shares designated Convertible Series A, 500,000 shares designated Convertible Series D and 800 shares designated Convertible Series E; no shares issued and outstanding at December 31, 2013 and 2012
Common stock, $.01 par value; 80,000,000 shares authorized at December 31, 2013 and 2012; 30,635,720 issued and outstanding at December 31, 2013 and 2012	306,357	306,357
Additional paid-in capital	188,662,248	171,975,520
Accumulated other comprehensive income (loss)	6,650	(309,204)
Deficit accumulated during development stage	(199,635,073)	(198,693,544)
Total stockholders' deficit	(10,659,818)	(26,720,871)
Total liabilities and stockholders' deficit	$ 385,471	$ 965,707