Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011		Jun. 30, 2010
Operating activities:
Net loss	$ (1,795)		$ (4,871)
Adjustments to reconcile net loss to net cash used for operating activities:
Share-based compensation expense	131		304
Issuance of Series C-1 Preferred Stock for services			12
Fair value of derivative liabilities upon issuance			5,015
Loss (gain) on adjustments to fair value of derivative liabilities	647		(2,985)
Change in operating assets and liabilities:
Prepaids and other current assets	48		436
Accounts payable and accrued expenses	(92)		(33)
Accrued payroll and related expenses	(13)		(64)
Net cash used for operating activities	(1,074)		(2,186)
Financing activities:
Proceeds from issuance of derivative obligations			6,003
Net cash provided by financing activities			6,003
Net (decrease) increase in cash and cash equivalents	(1,074)		3,817
Cash and cash equivalents at beginning of period	6,866	[1]	4,254
Cash and cash equivalents at end of period	5,792		8,071
Supplemental schedule of noncash investing and financing activities:
Issuance of common stock at par value, offset by paid-in capital reduction			290
Conversion of preferred stock into common stock	(248)
Reclassification of preferred stock currently redeemable	5,532
Accrued dividends payable in preferred stock			87
Forfeiture of preferred stock dividends	$ (78)

[1] The condensed consolidated balance sheet at December 31, 2010 has been derived from the audited consolidated financial statements as of that date but does not include all of the information and disclosures required by U.S. generally accepted accounting principles (see Note 1).