Consolidated Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Operating activities:
Net loss	$ (2,270)	$ (11,702)
Loss from discontinued operations, net of tax	(34)	(4,048)
Loss from continuing operations	(2,236)	(7,654)
Adjustments to reconcile loss from continuing operations to net cash used in operating activities:
Depreciation and amortization	254	310
Stock-based compensation (see Note 6)	40	34
Provision for losses on receivables	80	87
Loss on short-term investments	0	2
Changes in operating assets and liabilities, net of acquisition:
Goodwill and asset impairment charges	0	225
Accounts receivable	435	70
Inventories	(138)	257
Prepaid expenses and other assets	542	239
Accounts payable	256	(132)
Deferred revenue	(4)	7
Accrued expenses	(155)	4,002
Income taxes payable	3	(43)
Net cash used in operating activities-continuing operations	(923)	(2,596)
Net cash used in by operating activities-discontinued operations	(46)	(1,243)
Net cash used in operating activities	(969)	(3,839)
Investing activities:
Acquisition of businesses, net of cash acquired	(1,178)	0
Purchase of property and equipment	(78)	(267)
Sale of short-term investments	0	93
Payments for intangibles	(3)	(2)
Net cash used in investing activities-continuing operations	(1,259)	(176)
Net cash provided by investing activities-discontinued operations	923	1,379
Net cash (used in) provided by investing activities	(336)	1,203
Financing activities:
Proceeds from long-term debt	1,400	78
Payments on long-term debt and capital lease obligations	(750)	(65)
Purchase and retirement of treasury stock, net	0	(178)
Net cash provided by (used in) financing activities-continuing operations	650	(165)
Net cash used in financing activities-discontinued operations	(121)	(229)
Net cash provided by (used in) financing activities	529	(394)
Net decrease in cash and cash equivalents	(776)	(3,030)
Cash and cash equivalents at beginning of period	2,564	8,289
Cash and cash equivalents at end of period	$ 1,788	$ 5,259