Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Operating activities
Net loss	$ (11,548)	$ (3,760)
Adjustments to reconcile net loss to net cash used for operating activities:
Share-based compensation expense	254	489
Issuance of Series C-1 Preferred Stock for services		12
Fair value of derivative liabilities in excess of proceeds		5,015
Loss/(gain) on adjustment to fair value of derivative liabilities	9,508	(5,347)
Changes in operating assets and liabilities:
Prepaids and other current assets	7	519
Accounts payable and accrued expenses	31	(231)
Accrued payroll and related expenses	(78)	(88)
Net cash used for operating activities	(1,826)	(3,391)
Financing activities
Proceeds from issuance of derivative obligations		6,003
Net cash provided by financing activities		6,003
Net increase (decrease) in cash and cash equivalents	(1,826)	2,612
Cash and cash equivalents at beginning of period	6,866	4,254
Cash and cash equivalents at end of period	5,040	6,866
Supplemental disclosure of cash flow information:
Interest paid	0	0
Change in par value of capital stock		(938)
Issuance of common stock at par value, offset by paid-in capital reduction		290
Conversion of preferred stock into common stock	904
Reclassification of preferred stock currently redeemable	5,531
Preferred stock dividends forfeited	119	466
Dividends paid in Series C-1 Preferred Stock	$ 58	$ 388