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COMMON STOCK AND COMMON STOCK PURCHASE WARRANTS
6 Months Ended
Jun. 30, 2013
Common Stock and Common Stock Purchase Warrants [Abstract]  
COMMON STOCK AND COMMON STOCK PURCHASE WARRANTS
NOTE 13
COMMON STOCK AND COMMON STOCK PURCHASE WARRANTS
 
During the six months ended June 30, 2013, 28,348 warrants were exercised on a cashless basis to purchase 10,500 shares of common stock, which would have been exercisable in cash for $3.50 per share.
 
Warrants issued and outstanding at June 30, 2013, and changes during the six months then ended, are as follows:
 
 
 
Warrants Outstanding
 
Warrants Exercisable
 
 
 
Number of
underlying
shares
 
Weighted
Average
Exercise Price
 
Average
Remaining
Contractual
Life (years)
 
Number of
underlying
shares
 
Weighted
Average
Exercise
Price
 
Average
Remaining
Contractual
Life (years)
 
Balance, January 1, 2013
 
 
283,956
 
$
3.63
 
 
0.91
 
 
283,956
 
$
3.63
 
 
0.91
 
Granted / Vested
 
 
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Forfeited
 
 
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Exercised
 
 
(28,348)
 
 
3.50
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance, June 30, 2013
 
 
255,608
 
 
3.64
 
 
0.43
 
 
255,608
 
 
3.64
 
 
0.43