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8. Outstanding Warrants
12 Months Ended
Dec. 31, 2011
Text Block [Abstract]  
8. Outstanding Warrants

 

8. Outstanding Warrants

 

A summary of warrant activity for the years ended December 31, 2011 and 2010 is as follows:

 

 

Preferred Stock

  Warrants Issued & Outstanding   Weighted - Average Exercise Price   Warrants Issued & Exercisable   Average Remaining Term in Years  
                                 
Outstanding December 31, 2009     443,853     $ 3.00       443,853       2.18  
Granted     -       -       -       -  
Outstanding December 31, 2010     443,853       3.00       443,853       1.18  
Expired     (51,374 )     3.00       (51,374 )        
Outstanding December 31, 2011     392,479       3.00       392,479       0.25  
                                 
                                 

 

Common Stock

  Warrants Issued & Outstanding   Weighted - Average Exercise Price   Warrants Issued & Exercisable   Average Remaining Term in Years  
                   
Outstanding December 31, 2009     477,734     $ 0.79       477,734       3.34  
Granted     950,856       0.13       950,856       -  
Outstanding December 31, 2010     1,428,590       0.35       1,428,590       4.08  
Expired     -       -       -       -  
Outstanding December 31, 2011     1,428,590       0.35       1,428,590       3.08  
                                 
                   

 

Total

  Warrants Issued & Outstanding   Weighted - Average Exercise Price   Warrants Issued & Exercisable   Average Remaining Term in Years  
                   
Outstanding December 31, 2009     921,587     $ 1.85       921,587       2.78  
Granted     950,856       0.13       950,856       -  
Outstanding December 31, 2010     1,872,443       0.98       1,872,443       3.39  
Expired     (51,374 )     3.00       (51,374 )        
Outstanding December 31, 2011     1,821,069       0.92       1,821,069       2.47