CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenues:
Product revenues	$ 10,176,275	$ 11,366,493	$ 33,045,050	$ 33,382,701
Support and services revenues	8,680,115	7,609,339	24,398,610	22,983,495
Subtotal Revenues	18,856,390	18,975,832	57,443,660	56,366,196
Cost of revenues:
Product	1,467,141	2,120,727	5,456,186	6,179,952
Support and service	3,585,550	3,104,108	10,688,347	10,020,153
Total cost of revenues	5,052,691	5,224,835	16,144,533	16,200,105
Gross profit	13,803,699	13,750,997	41,299,127	40,166,091
Operating expenses
Research and development costs	4,787,109	6,445,992	15,572,227	20,211,811
Selling and marketing	9,878,069	9,724,007	28,873,468	31,165,975
General and administrative	2,904,767	2,403,954	8,463,762	7,217,428
Investigation costs	531,507		4,331,298
Restructurting costs	822,320		822,320
Total operating expenses	18,923,772	18,573,953	58,063,075	58,595,214
Operating loss	(5,120,073)	(4,822,956)	(16,763,948)	(18,429,123)
Interest and other income (loss), net	(71,266)	205,518	379,690	103,077
Loss before income taxes	(5,191,339)	(4,617,438)	(16,384,258)	(18,326,046)
Provision (benefit) from income taxes	206,837	21,799,389	869,221	16,996,344
Net loss	$ (5,398,176)	$ (26,416,827)	$ (17,253,479)	$ (35,322,390)
Basic net loss per share (in dollars per share)	$ (0.12)	$ (0.58)	$ (0.37)	$ (0.78)
Diluted net loss per share (in dollars per share)	$ (0.12)	$ (0.58)	$ (0.37)	$ (0.78)
Weighted average basic shares outstanding (in shares)	46,779,040	45,836,621	46,563,004	45,367,998
Weighted average diluted shares outstanding (in shares)	46,779,040	45,836,621	46,563,004	45,367,998