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Note 2 - Basis of Presentation and Summary of Significant Accounting Policies: Loss Per Share: Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Antidilutive Securities Excluded From Computation of Earnings Per Share 8,656,191us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 6,725,652us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Warrant    
Antidilutive Securities Excluded From Computation of Earnings Per Share 6,548,363us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_WarrantMember
5,047,228us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_WarrantMember
Convertible Debt Securities    
Antidilutive Securities Excluded From Computation of Earnings Per Share 1,277,892us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_ConvertibleDebtSecuritiesMember
1,152,223us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_ConvertibleDebtSecuritiesMember
StockOptions1Member    
Antidilutive Securities Excluded From Computation of Earnings Per Share 829,936us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= vuoc_StockOptions1Member
455,524us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= vuoc_StockOptions1Member
Unvested Stock    
Antidilutive Securities Excluded From Computation of Earnings Per Share   70,677us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= vuoc_UnvestedStockMember