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Loss Per Share
 6 Months Ended
Jun. 30, 2013
Loss Per Share [Abstract]  
Loss Per Share [Text Block]
Loss Per Share
 
For three and six months ended June 30, 2013 and 2012, the Company incurred net losses and therefore no common stock equivalents were utilized in the calculation of loss per share. At June 30, 2013 and 2012, the Company excluded the following potentially dilutive securities:
 
June 30,
 
2013
 
2012
Stock Options
2,647,437

 
2,198,460

Warrants
5,430,137

 
5,828,796

Series E Preferred Stock, Common stock equivalents
—

 
336,812

Restricted Shares
73,500

 
14,250