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Statements of Changes in Stockholders’ Equity (Parentheticals) (USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Change in unrealized net holdings gains occurring during period, net of taxes $ 424,935 $ 378,902
Unrealized Net Holding Gains [Member] | Comprehensive Income [Member]
   
Change in unrealized net holdings gains occurring during period, net of taxes 3,721 478
Comprehensive Income [Member]
   
Change in unrealized net holdings gains occurring during period, net of taxes   $ (18,992)