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Basic and Diluted Net Loss Per Share (Tables)
12 Months Ended
Dec. 31, 2012
Basic and Diluted Net Loss Per Share [Abstract]  
Summary of Potential Common Shares

Potential common shares not included in calculating diluted net loss per share are as follows:

 

                 
    December 31, 2012     December 31, 2011  

Stock options

    2,079,000       1,628,167  

Stock warrants

    0       805,521  
   

 

 

   

 

 

 

Total

    2,079,000       2,433,688