CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
ASSETS
Cash and cash equivalents	$ 24,923	$ 35,333
Short-term investments	8	8
Accounts receivable, net of allowance of $3 and $0, respectively	6,813	5,078
Inventories	9,311	13,322
Prepaid expenses and other current assets	4,110	2,919
Total current assets	45,165	56,660
Property and equipment, net	5,020	5,114
Other long-term assets	4,916	4,983
Total assets	55,101	66,757
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	4,686	13,381
Deferred revenue	2,668	1,836
Accrued liabilities and other	1,923	3,591
Total current liabilities	9,277	18,808
Other long-term liabilities	82	77
Total liabilities	9,359	18,885
Commitments and contingencies (Note 11)
Stockholders' equity:
Common stock, $0.001 par value; authorized - 25,000; issued- 6,426 and 6,365 shares, respectively; outstanding - 6,331 and 6,273 shares, respectively	6	6
Treasury stock	(811)	(622)
Additional paid-in capital	805,752	803,160
Accumulated other comprehensive income	5	10
Accumulated deficit	(759,210)	(754,682)
Total stockholders' equity	45,742	47,872
Total liabilities and stockholders' equity	$ 55,101	$ 66,757