Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Statement [Abstract]
NET REVENUE	$ 16,884	$ 14,202	$ 48,144	$ 44,973
COST OF REVENUE	8,713	8,310	25,570	24,571
GROSS PROFIT	8,171	5,892	22,574	20,402
OPERATING EXPENSES
General and administrative	4,335	3,929	12,573	11,745
Research and development	340	808	1,791	1,833
Sales and marketing	2,336	1,839	6,239	5,809
Total operating expenses	7,011	6,576	20,603	19,387
INCOME (LOSS) FROM OPERATIONS	1,160	(684)	1,971	1,015
INTEREST AND OTHER INCOME (EXPENSE) - NET	(231)	(291)	(749)	(837)
INCOME (LOSS) BEFORE TAXES	929	(975)	1,222	178
INCOME TAXES	29		46
NET INCOME (LOSS)	$ 900	$ (975)	$ 1,176	$ 178
NET INCOME PER SHARE
- Basic	$ 0.02	$ (0.02)	$ 0.02	$ 0.00
- Diluted	$ 0.02	$ (0.02)	$ 0.02	$ 0.00
WEIGHTED AVG NUMBER OF SHARES OUTSTANDING
- Basic	48,933	45,175	48,007	44,944
- Diluted	53,173	45,175	52,599	48,226