Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities:
Net loss	$ (119,000)	$ (263,000)
Reconciliation of loss to cash provided by (used in) operating activities:
Depreciation and amortization	820,000	835,000
Compensation costs – stock options	180,000	93,000
Provision for losses on accounts receivable	19,000	8,000
Gain from disposal of property and equipment	(1,000)	(106,000)
Change in operating assets and liabilities:
Accounts receivable	3,154,000	348,000
Prepaid expenses	(12,000)	97,000
Other current assets	(193,000)	(222,000)
Other assets, net	(21,000)
Accounts payable	(4,097,000)	(317,000)
Accrued payroll and other compensation	(140,000)	302,000
Accrued income taxes	(13,000)	2,000
Other accrued taxes	(92,000)	(55,000)
Deferred revenues	757,000	493,000
Other liabilities and accrued expenses	100,000	54,000
Net cash provided by operating activities	342,000	1,269,000
Investing activities:
Capital expenditures	(708,000)	(1,024,000)
Proceeds from disposal of property and equipment	3,000	355,000
Net cash used in investing activities	(705,000)	(669,000)
(Decrease) increase in cash and cash equivalents	(363,000)	600,000
Cash and cash equivalents at beginning of year	7,324,000	5,565,000
Cash and cash equivalents at end of period	6,961,000	6,165,000
Non-cash investing activities:
Capital expenditures included in Accounts payable	$ 381,000	$ 120,000