Consolidated Balance Sheets (Parentheticals) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Statement Of Financial Position [Abstract]
Allowance for accounts receivable (in dollars)	$ 0	$ 0
Accumulated depreciation on capital equipment (in dollars)	109,265	91,952
Accumulated amortization, patent and trademarks (in dollars)	$ 108,670	$ 105,393
Convertible preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Convertible preferred stock, shares authorized	75,000,000	75,000,000
Convertible preferred stock, shares issued	21,111,111	21,111,111
Convertible preferred stock, shares outstanding	21,111,111	21,111,111
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	675,000,000	675,000,000
Common stock, shares issued	328,925,532	319,862,042
Common stock, shares outstanding	299,129,630	290,066,139
Treasury stock, shares	29,795,903	29,795,903