Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Operating Costs and Expenses:
General and administrative	$ 1,890	$ 1,073	$ 4,270	$ 3,717
Research and development	1,475	763	3,796	1,696
Total Operating Costs and Expenses	3,365	1,836	8,066	5,413
Loss from Operations	(3,365)	(1,836)	(8,066)	(5,413)
Other Income (Expense):
Interest income	11	0	32	0
Other income (expense)	(14)	10	(59)	22
Total Other Income (Expense), net	(3)	10	(27)	22
Loss from Continuing Operations	(3,368)	(1,826)	(8,093)	(5,391)
Income (Loss) from Discontinued Operations	0	(104)	0	389
Net Loss	$ (3,368)	$ (1,930)	$ (8,093)	$ (5,002)
Net Income (Loss) Per Share - Basic and Dilutive:
Continuing operations (in dollars per share)	$ (0.08)	$ (0.05)	$ (0.18)	$ (0.16)
Discontinued operations (in dollars per share)	$ 0	$ 0	$ 0	$ 0.01
Net Loss Per Share (in dollars per share)	$ (0.08)	$ (0.05)	$ (0.18)	$ (0.15)
Weighted average number of shares outstanding during the period - Basic and Dilutive (in shares)	44,654,414	33,383,226	44,636,935	32,801,415