Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Cash Flows from Operating Activities:
Net income (loss)	$ (1,320)	$ 15
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	61	70
(Gain) loss from change in fair value of hybrid financial instruments	1,515	545
(Gain) loss from change in fair value of derivative liability - warrants	1	(373)
(Gain) loss from change in fair value of derivative liability - Series C and D preferred stock and debentures	(5)	(137)
Changes in operating assets and liabilities:
Accounts receivable	58	(91)
Prepaid expenses and other assets	4	(1)
Accounts payable and accrued expenses	(13)	280
Deferred revenues and customer prepayments	(275)	(281)
Net cash provided by operating activities	26	27
Cash Flows from Financing Activities:
Payments on short-term notes payable	0	(28)
Net cash used by financing activities	0	(28)
Net change in cash and cash equivalents	26	(1)
Cash and cash equivalents, beginning of period	75	267
Cash and cash equivalents, end of period	101	266
Series C Preferred Stock [Member]
Non-cash financing activities:
Securities converted to common stock	48	0
Convertible Debt [Member]
Non-cash financing activities:
Securities converted to common stock	$ 15	$ 0