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Stockholders' Equity (Details Textual) (USD $)
 1 Months Ended 6 Months Ended
Feb. 29, 2012
Jun. 30, 2012
Mar. 16, 2012
Dec. 31, 2011
Dec. 31, 2010
Stockholders Equity (Textual)          
Common stock issuable upon exercise of warrants   100,000 200,000    
Common stock, shares authorized 70,000,000 70,000,000   70,000,000 848,000,000
Preferred stock, shares authorized 1,000,000       2,000,000
Stockholders' equity, reverse stock split 1-for-25        
Shares received by using the net exercise provision   13,831      
Common stock shares exercised by another warrant holder   2,500      
Cash exercise price per share   $ 3.13      
Total exercise price   $ 7,813      
Conversion of warrant into common stock, shares converted   13,831 174,798    
Common Stock [Member]
          
Stockholders Equity (Textual)          
Common stock issuable upon exercise of warrants   21,000 200,000    
Conversion of Stock, Shares Issued   2,509      
Series A Preferred Stock [Member]
          
Stockholders Equity (Textual)          
Preferred stock, liquidation preference   $ 0.001   0.001  
Preferred stock, voting rights   One vote for each share      
Preferred stock conversion ratio per share of common stock   480.63      
Preferred stock, shares authorized   444,541   444,541  
Series B Preferred Stock [Member]
          
Stockholders Equity (Textual)          
Conversion of Stock, Shares Issued   19      
Preferred stock, liquidation preference   $ 0.001   0.001  
Preferred stock, voting rights   One vote for each share      
Preferred stock conversion ratio per share of common stock   132.07      
Preferred stock, shares authorized   54,425   54,425