CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Cash flows from Operating Activities:
Net income (loss)	$ 369	$ (2,663)
Depreciation and amortization	1,436	1,078
Bad debt expense	102	290
Amortization of deferred financing costs	62	34
Loss on disposal of equipment	35	15
Stock-based compensation	234	514
Increase (decrease) in cash attributable to changes in assets and liabilities:
Accounts receivable	84	67
Prepaid expenses and other current assets	47	(86)
Other assets	(38)	(86)
Accounts payable	(951)	(874)
Accrued sales taxes and regulatory fees	(305)	(344)
Accrued expenses	(279)	451
Customer deposits	(103)	(65)
Deferred revenue	(6)	(17)
Net cash provided by (used in) operating activities - continuing operations	687	(1,686)
Net cash provided by operating activities - discontinued operations	65	242
Net cash provided by (used in) operating activities	752	(1,444)
Cash flows from Investing Activities:
Proceeds on sale of equipment	12	61
Purchases of property and equipment	(940)	(1,620)
Net cash used in investing activities	(928)	(1,559)
Cash flows from Financing Activities:
Proceeds from preferred stock offerings		4,000
Proceeds from exercise of stock options		8
Principal payments for capital lease	(41)
Proceeds from revolving loan facility		750
Costs related to private placements		(307)
Net cash provided by (used in) financing activities	(41)	4,451
Increase (decrease) in cash	(217)	1,448
Cash at beginning of year	2,035	587
Cash at end of year	1,818	2,035
Supplement disclosures of cash flow information:
Cash paid during the period for interest	67	126
Non-cash investing and financing activities:
Costs related to private placements incurred by issuance of placement agent warrants		443
Settlement of liabilities with restricted stock and stock options	51
Property and equipment purchased with common stock	1,581
Acquisition of equipment under capital leases	552
Preferred stock conversion and warrant exchange	$ 3,057