8. Stock Options and Warrants (Details-Options by Exercise Price Per Share) - Options [Member] - $ / shares |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Outstanding Options | |||
| Shares | 35,397,675 | 23,474,256 | 21,535,148 |
| Life (Years) | 5 years 7 months 6 days | ||
| Weighted Average Exercise Price | $ 0.23 | $ 0.30 | $ 0.20 |
| Exercisable Options | |||
| Shares | 31,297,675 | ||
| Weighted Average Exercise Price | $ 0.22 | ||
| Option Price $ 0.05 - $ 0.99 [Member] | |||
| Outstanding Options | |||
| Shares | 35,247,229 | ||
| Life (Years) | 5 years 7 months 6 days | ||
| Weighted Average Exercise Price | $ 0.22 | ||
| Exercisable Options | |||
| Shares | 31,147,229 | ||
| Weighted Average Exercise Price | $ .22 | ||
| $ 1.00 - $ 1.99 [Member] | |||
| Outstanding Options | |||
| Shares | 150,446 | ||
| Life (Years) | 5 years 7 months 6 days | ||
| Weighted Average Exercise Price | $ 1.18 | ||
| Exercisable Options | |||
| Shares | 150,446 | ||
| Weighted Average Exercise Price | $ 1.18 |
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- Definition Options Exercisable [Abstract] No definition available.
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- Definition Outstanding options [Abstract] No definition available.
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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