4. Derivative Liabilities (Tables)

9 Months Ended

Sep. 30, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Assumptions used for valuing derivatives

	September 30, 2017		December 31, 2016
Expected volatility		181%		172%
Expected life		1.98 years		2.7 years
Risk-free interest rate		1.47%		1.5%
Expected dividend yield		0%		0%