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STATEMENTS OF OPERATIONS (USD $)
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Product sales $ 5,111,143 $ 4,386,196 $ 4,505,759
Costs of goods sold 2,297,339 2,083,718 2,107,678
Gross margin 2,813,804 2,302,478 2,398,081
Product development expenses 1,720,055 1,492,806 1,644,725
Sales and marketing expenses 869,869 650,889 410,744
Administrative expenses 856,606 849,064 872,526
Other operating expenses 3,446,530 2,992,759 2,927,995
NET OPERATING INCOME (LOSS) (632,726) (690,281) (529,914)
Other (expenses) revenues, net (63,955) 6,869 101,413
INCOME (LOSS) BEFORE INCOME TAXES (696,681) (683,412) (428,501)
Income tax benefit 287,171 298,728 212,008
NET INCOME (LOSS) $ (409,510) $ (384,684) $ (216,493)
Weighted average common shares outstanding:      
Basic (in shares) 2,984,749 2,970,833 2,958,784
Diluted (in shares) 2,984,749 2,970,833 2,958,784
NET INCOME (LOSS) PER SHARE:      
Basic (in dollars per share) $ (0.14) $ (0.13) $ (0.07)
Diluted (in dollars per share) $ (0.14) $ (0.13) $ (0.07)