v2.4.1.9

Weighted average assumptions were used to estimate the fair value of stock options using the Black-Scholes option pricing model: (Details) | 3 Months Ended
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Mar. 31, 2015 | Mar. 31, 2014
Weighted average assumptions were used to estimate the fair value of stock options using the Black-Scholes option pricing model: |  |
Risk-free interest rate Minimum | 0.62%fil_RiskFreeInterestRateMinimum | 0.90%fil_RiskFreeInterestRateMinimum
Risk-free interest rate Maximum | 0.72%fil_RiskFreeInterestRateMaximum | 0.96%fil_RiskFreeInterestRateMaximum
Expected dividend yield | 0 fil_ExpectedDividendYield | 0 fil_ExpectedDividendYield
Expected term minimum in years | 3.25 fil_ExpectedTermMinimumInYears | 5.5 fil_ExpectedTermMinimumInYears
Expected term maximum in years | 5.5 fil_ExpectedTermMaximumInYears | 0 fil_ExpectedTermMaximumInYears
Forfeiture rate | 0.00%fil_ForfeitureRate | 0.00%fil_ForfeitureRate
Expected volatility Minimum | 244.90%fil_Expectedvolatilityminimum31 | 122.33%fil_Expectedvolatilityminimum31
Expected volatility maximum | 262.52%fil_Expectedvolatilitymaximum31 | 124.91%fil_Expectedvolatilitymaximum31

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- Definition Expected dividend yield + References No definition available. + Details
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- Definition Expected term maximum in years option used in estimating fair value of an instrument + References No definition available. + Details
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- Definition Expected term minimum in years option used in estimating fair value of an instrument + References No definition available. + Details
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- Definition Expectedvolatilityminimum31 + References No definition available. + Details
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- Definition Forfeiture rate + References No definition available. + Details
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- Definition The miaxmum risk-free interest rate assumption that is used in valuing an option on its own shares. + References No definition available. + Details
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- Definition The minimum risk-free interest rate assumption that is used in valuing an option on its own shares. + References No definition available. + Details
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- Details
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