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15. STOCK OPTIONS AND WARRANTS (Details Narrative) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2016
Total unrecognized compensation cost related to unvested options | $ 29,187 |  |  |
Unrecognized compensation period of recognition | 2 years |  |  |
Stock options issued, shares | 0 |  |  |
Stock option expense | $ 4,342 | $ 39,111 |  |
2011 Stock Incentive Plan [Member] |  |  |  |
Shares authorized under plan |  |  | 31,500,000 |
2008 Equity Incentive Plan [Member] |  |  |  |
Shares authorized under plan |  |  | 6,108,571 |
Employee Stock Option [Member] |  |  |  |
Stock option compensation expense |  |  | $ 220,084 | $ 442,871
Total unrecognized compensation cost related to unvested options |  |  | $ 33,529 |
Unrecognized compensation period of recognition |  |  | 2 years 3 months |
Stock options issued, shares |  |  | 645,000 | 5,380,000
Stock options issued, value |  |  | $ 61,632 | $ 622,109
Weighted average remaining contractual life |  |  | 5 years 7 days |
Warrants [Member] |  |  |  |
Warrants issued |  |  | 4,416,667 | 291,667
Number of Warrants Expired |  |  | (26,831,589) | (1,314,286)
Warrants weighted average remaining contractual life |  |  | 2 years 5 months 16 days |
Warrants [Member] | Private Placement [Member] |  |  |  |
Warrants issued |  |  |  | 291,667
Warrants fair value at grant date |  |  |  | $ 30,419
Private Placement [Member] |  |  |  |
Warrants issued | 273,333 |  |  |
Warrants issued fair value | $ 26,206 |  |  |
Strike price of warrants | $ 0.15 |  |  |
Convertible Line Of Credit [Member] |  |  |  |
Warrants issued | 407,784 |  | 1,916,667 |
Warrants issued fair value | $ 61,282 |  | $ 179,612 |
Strike price of warrants | $ 0.15 |  |  |
Lender Note [Member] |  |  |  |
Warrants issued |  |  | 2,500,000 |
Warrants issued fair value |  |  | $ 187,142 |
Convertible Notes Payable [Member] |  |  |  |
Warrants issued |  |  | 2,500,000 |

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- Definition Adjustment for noncash service expenses paid for by granting of warrants. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition Exercise or strike price stated in the contract for options indexed to the issuer's equity shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=6940734&loc=d3e22047-110879 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 40 -Section 50 -Paragraph 5 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6445032&loc=d3e90205-114008 + Details
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