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Concentration of Credit Risk (Tables)
 9 Months Ended
Sep. 30, 2012
Risks and Uncertainties [Abstract]  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

Sales to the top customers for the three and nine months ended September 30, 2012 and 2011 are as follows:

 

    Three Months Ended     Three Months Ended  
    September 30, 2012     September 30, 2011  
Customer   Net Sales     % of Net 
Sales		     Net Sales     % of Net 
Sales		  
Customer A     2,251,000       19.1 %     2,839,000       24.2 %
Customer B     1,478,000       12.5 %     1,204,000       10.3 %
Customer C     886,000       7.5 %     1,640,000       14.0 %

 

    Nine Months Ended     Nine Months Ended  
    September 30, 2012     September 30, 2011  
Customer   Net Sales     % of Net 
Sales		     Net Sales     % of Net 
Sales		  
Customer A     9,586,000       25.6 %     10,272,000       28.2 %
Customer B     3,341,000       8.9 %     4,836,000       13.3 %