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Note 3 - Earnings Per Share
9 Months Ended
Sep. 30, 2011
Earnings Per Share [Text Block]
3. 
Earnings Per Share

The following table sets forth the computations of basic and diluted earnings per share (in thousands, except per share data):

   
Three Months Ended September 30,
   
Nine Months Ended September 30,
 
   
2011
   
2010
   
2011
   
2010
 
Numerator:
                       
                         
Net income
  $ 247     $ 325     $ 1,008     $ 973  
                                 
Denominator:
                               
Shares used in basic net income per share calculation
    20,081       19,203       19,911       19,161  
                                 
Effect of diluted securities:
                               
Employee stock options
    1,455       1,502       1,512       1,231  
                                 
Shares used in diluted net income per share calculation
    21,536       20,705       21,423       20,392  
                                 
Basic and diluted net income per common share
  $ 0.01     $ 0.02     $ 0.05     $ 0.05