Consolidated Balance Sheets (USD $)	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 27,192	$ 16,528
Short-term investments	24,310	838,309
Restricted marketable securities		42,450
Prepaid expenses and other current assets	23,622	2,720
Total current assets	75,124	900,007
Property and equipment, net		1,186
Deferred charges	61,749	64,514
Total assets	136,873	965,707
Current liabilities:
Accounts payable and accrued expenses	1,682,693	2,278,398
Notes payable	6,685,000	6,410,000
Accrued interest on notes payable	1,257,692	919,526
Deferred revenue	73,730	73,730
Other current liabilities		60,126
Advances from related party	500,000	325,000
Total current liabilities	10,199,115	10,066,780
Contingent royalty	16,000,000	16,000,000
Deferred revenue, net of current portion	1,161,251	1,216,547
Other long-term liabilities	33,750	33,750
Total liabilities	27,394,116	27,317,077
Commitments and contingencies
Series F convertible redeemable preferred stock, $.01 par value; 200,000 shares designated; 12,000 shares issued and outstanding at September 30, 2013 and December 31, 2012, (liquidation preference of $385,150 at September 30, 2013)	385,150	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 September 30, 2013 and December 31, 2012, respectively
Common stock, $.01 par value; 80,000,000 shares authorized at September 30, 2013 and December 31, 2012; 30,635,720 issued and outstanding at September 30, 2013 and December 31, 2012	306,357	306,357
Additional paid-in capital	171,959,871	171,975,520
Accumulated other comprehensive loss	(34,503)	(309,204)
Deficit accumulated during development stage	(199,874,118)	(198,693,544)
Total stockholders' deficit	(27,642,393)	(26,720,871)
Total liabilities and stockholders' deficit	$ 136,873	$ 965,707