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Property and equipment
12 Months Ended
Dec. 31, 2011
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]
5. Property and equipment

 

Property and equipment consist of the following as of December 31:

 

    2011     2010  
             
Computer hardware and software   $ 357     $ 769  
Leasehold improvements           224  
Furniture and fixtures     6       213  
                 
      363       1,206  
Less: Accumulated depreciation     (335 )     (959 )
    $ 28     $ 247  

 

Depreciation of $122 was charged in 2011, compared to $138 charged in 2010.