CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
REVENUES	$ 2,123,403	$ 3,595,303	$ 8,274,841	$ 9,616,300
COST OF REVENUES	(556,265)	(1,275,292)	(2,519,753)	(3,412,306)
Gross profit	1,567,138	2,320,011	5,755,088	6,203,994
OPERATING EXPENSES
Selling	370,208	478,095	1,231,566	1,466,178
General and administrative	1,051,901	940,108	3,080,224	3,049,606
Research and development	526,325	592,185	1,748,597	1,956,532
Total operating expenses	1,948,434	2,010,388	6,060,387	6,472,316
Income (loss) from operations	(381,296)	309,623	(305,299)	(268,322)
OTHER INCOME (EXPENSE)
Interest income	0	9	0	37
Interest expense	0	(3,667)	0	(8,667)
Other expense	0	0	0	0
Nonoperating Income (Expense)	0	(3,658)	0	(8,630)
Net (loss) income	$ (381,296)	$ 305,965	$ (305,299)	$ (276,952)
Net (loss) income per common share -
Basic (in dollars per share)	$ (0.01)	$ 0.01	$ (0.01)	$ (0.01)
Diluted (in dollars per share)	$ (0.01)	$ 0.01	$ (0.01)	$ (0.01)
Weighted average common shares used in computing per share amounts -
Basic (in shares)	27,523,587	27,409,630	27,482,865	27,175,909
Diluted (in shares)	27,523,587	27,703,484	27,482,865	27,175,909