Annual report pursuant to Section 13 and 15(d)

Schedule of Reconciliation of Warrant Liability (Details)

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Schedule of Reconciliation of Warrant Liability (Details) - USD ($)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Balance, beginning of period $ 1,711,000 $ 461,000
Issuance of additional warrants 4,416,000 1,528,000
Exercise of warrants (331,000) 0
Change in fair value of warrant liability (1,163,000) (278,000)
Balance, end of period $ 4,633,000 $ 1,711,000