12. Shareholders' Interest: Stock Option Plan: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Tables)

3 Months Ended

Mar. 31, 2013

Tables/Schedules

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

	Three Months Ended March 31, 2013	Three Months Ended March 31, 2012
Dividend yield (1)	0.00%	0.00%
Expected volatility (2)	99.2% - 100.3%	86.7% - 87.1%
Risk-free interest rates (3)	0.63%	0.89%
Expected lives (2)	2.0 – 4.0 YEARS	5 YEARS