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Note 9 - Supplemental Information (Detail) - The following is a summary of the Company’s property and equipment by geographic regio (USD $)
Mar. 31, 2013
Dec. 31, 2012
Property and equipment $ 1,675,546 $ 1,352,144
Canada [Member]
   
Property and equipment 1,272,862 1,026,570
United States [Member]
   
Property and equipment 385,603 306,679
Germany [Member]
   
Property and equipment $ 17,081 $ 18,895