Quarterly report pursuant to Section 13 or 15(d)

Warrants (Details)

v2.4.0.6
Warrants (Details) (USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2012
Summary of warrant activity    
Warrants, Balance at the beginning of the period (in shares) 3,235,982 306,388
Weighted Average Price, Balance at the beginning of the period 3.53 19.14
Granted (in shares)   2,942,094
Weighted Average Price, Granted   $ 1.87
Exercised (in shares) (200,000)  
Exercised Weighted Average Price $ 1.50  
Expired (in Shares)   (12,500)
Expired Weighted Average Price   $ (6.00)
Warrants, Balance at the ending of the period (in shares) 3,035,982 3,235,982
Weighted Average Price, Balance at the ending of the period 3.62 3.53