CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 514	$ 2,156
Restricted cash	88	88
Accounts receivable, (net of allowance for doubtful accounts of $186 at both March 31, 2013 and December 31, 2012)	4,821	4,238
Inventories	833	748
Prepaid expenses and other current assets	1,525	1,409
Total current assets	7,781	8,639
Property and equipment, net	1,060	1,111
Goodwill	5,271	5,271
Other intangible assets, net	515	548
Investments in non-publicly traded companies	356	356
Other assets	1,651	1,672
Total assets	16,634	17,597
LIABILITIES AND STOCKHOLDERS' EQUITY (DEFICIT)
Credit facility	1,288	2,432
Accounts payable	4,271	2,210
Accrued expenses and other current liabilities	9,848	10,263
Total current liabilities	15,407	14,905
Restructuring liabilities	1,497	1,463
Total liabilities	16,904	16,368
Commitments and contingencies
Stockholders' equity (deficit):
Common stock, $.001 par value: 47,500,000 shares authorized; 37,570,132 and 36,107,763 shares issued at March 31, 2013 and December 31, 2012, respectively; 37,549,338 and 36,086,969 shares outstanding at March 31, 2013 and December 31, 2012, respectively	38	36
Additional paid-in capital	419,903	418,276
Accumulated other comprehensive loss - currency translation	(570)	(549)
Common stock held in treasury (20,794 shares), at cost	(118)	(118)
Accumulated deficit	(419,523)	(416,416)
Total stockholders' equity (deficit)	(270)	1,229
Total liabilities and stockholders' equity (deficit)	$ 16,634	$ 17,597