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COMMON AND PREFERRED STOCK (Tables)
6 Months Ended
Jun. 30, 2012
COMMON AND PREFERRED STOCK [Abstract]  
Schedule of changes in the number of common stock shares
The following is a schedule of changes in the number of common stock during the six months ended June 30, 2012 and the year ended December 31, 2011:

   
Six Months Ended
June 30, 2012
  
Year Ended
December 31, 2011
 
Beginning balance
  63,330,421   62,129,424 
          
Stock options exercised
  7,000   3,500 
Restricted stock grants (Note 6)
  501,188   947,891 
Warrants exercised
  -   300,000 
Other Surrenders
  (226,257)  (50,394)
Ending balance
  63,612,352   63,330,421