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Condensed Balance Sheets (Parenthetical) (USD $)
Mar. 31, 2014
Dec. 31, 2013
Allowance for doubtful accounts $ 5,000 $ 5,000
Accumulated depreciation on Furniture, Fixtures & Equipment 458,614 476,884
Accumulated amortization of patents $ 518,095 $ 498,502
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 5,000,000 5,000,000
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 17,780,465 17,759,540
Common stock, shares to be issued 1,964,930 1,839,930
Common stock, shares outstanding 17,747,132 17,726,207
Treasury stock, at cost 33,333 33,333