Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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2. Summary of Significant Accounting Policies (Details - Fair value) - USD ($)	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Earnout liability	$ 429,000	$ 429,000	$ 1,931,707
Fair Value, Inputs, Level 1 [Member]
Earnout liability	0
Fair Value, Inputs, Level 2 [Member]
Earnout liability	0
Fair Value, Inputs, Level 3 [Member]
Earnout liability	$ 429,000