Condensed Balance Sheets (Unaudited) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 12,644	$ 4,602
Restricted cash	20	75
Prepaid expenses	195	256
Other current assets	74	75
Total current assets	12,933	5,008
Furniture and fixtures, equipment and leasehold improvements	836	1,512
Accumulated depreciation	(793)	(1,425)
Furniture and fixtures, equipment and leasehold improvements, net	43	87
License agreements, net of accumulated amortization of $1,187 and $1,114 at September 30, 2011 and December 31, 2010, respectively	313	386
Other assets	86	86
Total assets	13,375	5,567
Current liabilities:
Accounts payable	473	458
Accrued research and development	1,171	2,125
Accrued restructuring	1,113	0
Accrued other	212	628
Total current liabilities	2,969	3,211
Derivative liability long term	9	7,611
Total liabilities	2,978	10,822
Commitments and contingencies
Stockholders' equity (deficit)
Preferred Stock, $.01 par value, 15,000 shares authorized; 0 shares issued and outstanding at September 30, 2011 and December 31, 2010
Common stock, $.01 par value, 300,000 shares authorized and 14,771 shares issued and outstanding at September 30, 2011; 300,000 shares authorized and 5,501 shares issued and outstanding at December 31, 2010	148	55
Additional paid-in capital	225,257	202,390
Accumulated deficit	(215,008)	(207,700)
Total stockholders' equity (deficit)	10,397	(5,255)
Total liabilities and stockholders' equity (deficit)	$ 13,375	$ 5,567