XML 42 R23.htm IDEA: XBRL DOCUMENT v2.4.0.8
NET LOSS PER COMMON SHARE DATA (Tables)
9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Schedule of computation of basic and diluted net loss attributable to common stockholders per common share
    Three Months Ended September 30,       Nine Months Ended September 30,  
    2013     2012     2013     2012  
Net loss   $ (1,855,044 )   $ (3,059,137 )   $ (4,179,866 )   $ (8,778,319 )
                                 
Denominator:                                
Weighted average common shares outstanding     8,384,708       8,005,820       8,384,708       7,872,767  
Basic and diluted net loss per common share   $ (0.22 )   $ (0.38 )   $ (0.50 )   $ (1.12 )
 
Schedule of equivalent shares excluded from the calculation of diluted loss per share
    Nine Months Ended September 30,  
    2013     2012  
             
Options to purchase common stock     3,412,000       913,333  
Warrants     4,129,827       2,215,680  
Restricted stock     122,167       122,167