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STATEMENTS OF OPERATIONS (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Product sales $ 6,007,176 $ 5,389,935 $ 5,111,143
Cost of goods sold 2,946,570 2,335,676 2,297,339
Gross margin 3,060,606 3,054,259 2,813,804
Product development expenses 1,154,200 917,600 1,720,055
Sales and marketing expenses 986,766 973,217 869,869
Administrative expenses 939,192 918,441 856,606
Operating expenses 3,080,158 2,809,258 3,446,530
NET OPERATING (LOSS) INCOME (19,552) 245,001 (632,726)
Other income (expenses), net 224,812 (52,849) (63,955)
INCOME (LOSS) BEFORE INCOME TAXES 205,260 192,152 (696,681)
Income tax expense (benefit) 87,865 102,640 (287,171)
NET INCOME (LOSS) $ 117,395 $ 89,512 $ (409,510)
Weighted average common shares outstanding:      
Basic (in shares) 3,019,407 3,018,296 2,984,749
Diluted (in shares) 3,085,048 3,108,419 2,984,749
NET INCOME (LOSS) PER SHARE:      
Basic (in dollars per share) $ 0.04 $ 0.03 $ (0.14)
Diluted (in dollars per share) $ 0.04 $ 0.03 $ (0.14)