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Note 8 - NET INCOME PER SHARE
 6 Months Ended
Jun. 30, 2011
Earnings Per Share [Text Block]
Note 8 - NET INCOME PER SHARE

The following table sets forth the computation of basic and diluted earnings per share of common stock:

   
Six Months Ended June 30,
 
   
2011
   
2010
 
Basic net income per share:
           
Net income used in computing basic net income per share
 
$
6,876,147
   
$
7,842,370
 
                 
Weighted average number of common stock outstanding
   
27,586,802
     
26,337,637
 
                 
Basic net income per share
 
$
0.25
   
$
0.30
 
                 
Diluted net income per share:
               
Net income used in computing diluted net income per share
 
$
6,876,147
   
$
7,842,370
 
                 
Weighted average number of common stock outstanding
   
27,586,802
     
26,337,637
 
Weighted average effect of dilutive securities:
               
      Convertible preferred stocks
   
-
     
999,800
 
      Stock warrants
   
-
     
112,735
 
      Options
   
-
     
346,840
 
Shares used in computing diluted net income per share
   
27,586,802
     
27,797,012
 
                 
Diluted net income per share
 
$
0.25
   
$
0.28