Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenues:
Professional product revenues	$ 11,897,174	$ 10,546,648
Consumer product revenues	978,768	0
Service revenues	3,770,243	3,835,187
Royalty revenues	1,798,062	3,218,339
Other revenues	555,556	555,556
Total revenues	18,999,803	18,155,730
Costs and expenses:
Cost of professional product revenues	4,901,098	4,303,566
Cost of consumer product revenues	834,383	41,536
Cost of service revenues	1,659,963	1,792,167
Cost of royalty revenues	719,225	1,287,335
Research and development	3,372,261	3,647,916
Selling and marketing	6,681,525	5,575,771
General and administrative	3,151,967	3,485,401
Total costs and expenses	21,320,422	20,133,692
Loss from operations	(2,320,619)	(1,977,962)
Interest income	89,003	113,381
Other income	11,802	9,842
Loss before income taxes	(2,219,814)	(1,854,739)
Provision for income taxes	71,978	39,253
Net loss	(2,291,792)	(1,893,992)
Net loss per share:
Basic	$ (0.12)	$ (0.10)
Diluted	$ (0.12)	$ (0.10)
Weighted average number of shares outstanding:
Basic	18,858,464	18,652,038
Diluted	18,858,464	18,652,038
Comprehensive loss:
Net loss	(2,291,792)	(1,893,992)
Unrealized (loss) gain on marketable securities, net of taxes	(24,827)	21,024
Foreign currency translation adjustment	(19,468)	(8,325)
Comprehensive loss	$ (2,336,087)	$ (1,881,293)