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7. Share-based Compensation (Details 2) (USD $)
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share based compensation $ 33,509us-gaap_ShareBasedCompensation $ 51,619us-gaap_ShareBasedCompensation
Research and development costs    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share based compensation 6,944us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember		 8,135us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
Sales and marketing costs    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share based compensation 5,755us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember		 2,723us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember
General and administrative costs    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share based compensation 7,773us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember		 26,165us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
Cost of product sales    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share based compensation $ 13,037us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember		 $ 14,596us-gaap_ShareBasedCompensation
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember