CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities:
Net loss	$ (1,508,000)	$ (327,000)
Loss from discontinued operations	0	206,000
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	1,661,000	1,256,000
Provision for bad debts	205,000	233,000
Provision for obsolete inventory	1,534,000	1,344,000
Equity based compensation	802,000	(282,000)
Deferred income tax	(355,000)	(659,000)
Changes in operating assets and liabilities:
Accounts receivable	(850,000)	(308,000)
Inventories	506,000	(3,408,000)
Income tax receivable/payable	(441,000)	(698,000)
Other current assets	169,000	(219,000)
Other assets	(221,000)	359,000
Accounts payable	539,000	(4,481,000)
Accrued salaries and benefits	(701,000)	(652,000)
Accrued expenses	1,010,000	(1,725,000)
Customer deposits	(320,000)	(494,000)
Deferred service revenue	3,751,000	2,114,000
Other long-term liabilities	(10,000)	430,000
Net cash provided by (used in) operating activities-continuing operations	5,771,000	(7,311,000)
Net cash used in operating activities-discontinued operations	0	0
Net cash provided by (used in) operating activities	5,771,000	(7,311,000)
Cash flows from investing activities:
Capital expenditures	(1,171,000)	(477,000)
Capitalization of software costs	(1,526,000)	(1,626,000)
Net cash used in investing activities	(2,697,000)	(2,103,000)
Cash flows from financing activities:
Payments of long-term debt	(82,000)	(78,000)
Proceeds from the exercise of stock options	3,000	54,000
Net cash used in financing activities	(79,000)	(24,000)
Effect of exchange rate changes on cash and cash equivalents	(57,000)	(450,000)
Net increase (decrease) in cash and cash equivalents	2,938,000	(9,888,000)
Cash and cash equivalents at beginning of period	10,015,000	19,475,000
Cash and cash equivalents at end of period	12,953,000	9,587,000
Cash and equivalents of continuing operations at end of period	12,953,000	9,587,000
Cash paid during the period for:
Interest	42,000	26,000
Income taxes, net of (refunds)	$ 416,000	$ 734,000