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Summary of Significant Accounting Policies (Details) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Summary of Significant Accounting Policies    
Raw materials $ 91,000 $ 72,000
Work-in-process 12,000 3,000
Finished goods 240,000 235,000
Inventories $ 343,000 $ 310,000