Quarterly report pursuant to Section 13 or 15(d)

Equity (Tables)

v2.4.0.8
Equity (Tables)
6 Months Ended
Jun. 30, 2013
Stock Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of stock option activities
               
Weighted
       
               
Average
       
         
Weighted
   
Remaining
   
Aggregate
 
   
Number of
   
Average
   
Contractual
   
Intrinsic
 
   
Units
   
Exercise Price
   
Term (in years)
   
Value
 
                         
Outstanding, December 31, 2012
   
2,330,134
   
 $
0.96
     
8.91
   
 $
685,800
 
Cancellation
   
(49,950
)                        
Outstanding, March 31, 2013
   
2,280,184
   
 $
0.96
     
8.42
   
 $
1,609,035
 
 
 
Warrants [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of stock option activities
 
               
Weighted
       
               
Average
       
         
Weighted
   
Remaining
   
Aggregate
 
   
Number of
   
Average
   
Contractual
   
Intrinsic
 
   
Units
   
Exercise Price
   
Term (in years)
   
Value
 
                         
Outstanding, December 31, 2012
   
12,770,636
    $
0.97
     
4.48
    $
6,114,768
 
Warrants exercised
   
(2,211,158
)
   
1.65
                 
Warrants expired
   
(1,023,784
)
   
1.65
                 
Outstanding, June 30, 2013
   
9,535,694
   
$
0.77
     
5.34
1  
$
9,691,302