CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Operating Activities:
Net loss	$ (1,545)	$ (7,334)
Adjustment to reconcile net loss to net cash used in operating activities:
Stock-based compensation expense	163	354
Equity in losses of joint venture	5	87
Decrease in derivative liabilities	(175)	(2,703)
Loss on extinguishment of debt	0	7,245
Common stock issued for services	89	0
Non-cash interest added to debt	23	45
Loss on disposal of equipment	131	0
Depreciation	27	17
Amortization of discount on convertible debt	59	492
Increase (decrease) in cash arising from changes in assets and liabilities:
Accounts receivable	3,242	361
Costs in excess of billings	(260)	0
Inventories	(130)	(66)
Deposits	(558)	0
Other current assets	38	(393)
Accounts payable	(1,302)	1,302
Billings in excess of costs	(1,149)	(250)
Other current liabilities	(139)	(461)
Other long-term liabilities	(46)	176
Net cash used in operating activities	(1,527)	(1,128)
Investing Activities:
Investment in joint venture	0	(125)
Purchases of property and equipment	(94)	(70)
Net cash used in investing activities	(94)	(195)
Financing Activities:
Payments on convertible debt	0	(1,199)
Proceeds from issuance of common stock, net of issuance costs of $38	498	0
Net cash provided by (used in) financing activities	498	(1,199)
Net change in cash	(1,123)	(2,522)
Cash, beginning of period	3,056	4,299
Cash, end of period	1,933	1,777
Cash paid for interest	0	81
Supplemental schedule of non-cash financing activities:
Accrued interest added to debt	$ 23	$ 153