Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 41,712	$ 38,154
Accounts receivable, net of allowance of $254 in both 2011 and 2010	22,176	23,442
Prepaid expenses and other current assets	3,869	3,246
Total current assets	67,757	64,842
Non-current investments	718	718
Property and equipment, net	820	797
Intangible assets, net	954	1,369
Other non-current assets	685	727
Total assets	70,934	68,453
Current liabilities:
Accounts payable	1,155	1,080
Accrued compensation and related benefits	4,749	3,964
Accrued and other current liabilities	3,066	2,636
Deferred revenues	2,824	3,021
Billings in excess of recognized revenues	2,010	1,802
Current portion of debt obligations	59	108
Total current liabilities	13,863	12,611
Long-term income taxes payable	3,397	3,668
Other non-current liabilities	980	1,259
Total liabilities	18,240	17,538
Stockholders’ equity:
Common stock, $0.00015 par value, 70,000 shares authorized: shares issued 31,904 and 31,276, respectively; shares outstanding 28,008 and 27,603, respectively	4	4
Additional paid-in-capital	204,309	200,866
Treasury stock at cost, 3,896 and 3,673 shares, respectively	(20,667)	(19,298)
Accumulated deficit	(131,242)	(130,586)
Accumulated other comprehensive income (loss)	290	(71)
Total stockholders’ equity	52,694	50,915
Total liabilities and stockholders’ equity	$ 70,934	$ 68,453