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8. Outstanding Warrants (Tables)

12 Months Ended

Dec. 31, 2014

Outstanding Warrants Tables

Schedule of warrant activity

	Warrants Outstanding & Exercisable			Weighted - Average Exercise Price			Average Remaining Term in Years
Outstanding December 31, 2012	181		$	2.70			2.67
Granted	582			2.60
Exercised	(264)			0.10
Expired	(29)			11.80
Outstanding December 31, 2013	470		$	3.40			4.85
Granted	148			0.01
Exercised	(217)			1.32
Expired	(50)			4.97
Outstanding December  31, 2014	351			3.05			2.69

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