CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
REVENUES	$ 8,803,217	$ 12,484,331
COST OF REVENUES	(3,001,997)	(4,339,772)
Gross profit	5,801,220	8,144,559
OPERATING EXPENSES
Selling	1,613,819	1,896,747
General and administrative	4,209,385	3,922,024
Research and development	2,239,011	2,608,020
Total operating expenses	8,062,215	8,426,791
Loss from operations	(2,260,995)	(282,232)
OTHER INCOME (EXPENSE)
Interest income	909	40
Interest expense	0	(8,667)
Other Nonoperating Income (Expense)	909	(8,627)
Net loss	$ (2,260,086)	$ (290,859)
Net loss per common share
Basic (in dollars per share)	$ (0.08)	$ (0.01)
Diluted (in dollars per share)	$ (0.08)	$ (0.01)
Weighted average common shares used in computing per share amounts
Basic (in shares)	27,724,267	27,247,558
Diluted (in shares)	27,724,267	27,247,558