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1. Organization and summary of significant accounting policies (Details Narrative) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Working capital $ (3,790,000)LTTC_WorkingCapital $ (3,099,000)LTTC_WorkingCapital
Unrecognized compensation cost 394,667us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions  
Derivative liabilities $ 494,554us-gaap_DerivativeLiabilities $ 840,963us-gaap_DerivativeLiabilities