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Costs and Estimated Earnings on Uncompleted Contracts (Details 1) (USD $)
Sep. 30, 2012
Dec. 31, 2011
Costs and estimated earnings amounts on uncompleted contracts included in balance sheets    
Costs and estimated earnings in excess of billings on uncompleted contracts $ 8,107 $ 66,454
Billings in excess of cost and estimated earnings on uncompleted contracts (81,117)   
Costs in excess of billings on uncompleted contracts, Net $ (73,010) $ 66,454