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Earnings Per Share (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Notes to Financial Statements        
Earnings per share - diluted $ 0.05 $ 0.03 $ 0.05 $ 0.12
Earnings per share - basic $ 0.05 $ 0.03 $ 0.05 $ 0.12
Net income $ 250,207 $ 156,775 $ 258,543 $ 657,145
Effect of common share equivalents 3,332 15,644 3,324 18,068
Weighted average shares outstanding - diluted 5,344,479 5,359,878 5,344,471 5,361,056
Weighted average shares outstanding - basic 5,341,147 5,344,234 5,341,147 5,342,988