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Property, Plant, and Equipment
3 Months Ended
Mar. 31, 2012
Property, Plant, and Equipment  
Property, Plant and Equipment Disclosure [Text Block]

8.         PROPERTY AND EQUIPMENT

 

Property and equipment, net, consist of the following:

 

 

March 31, 2012

 

December 31, 2011

Property and equipment, gross

  $             247,647

 

  $          227,645

Accumulated depreciation and amortization

                 204,940

 

              201,476

     Property and equipment, net

  $               42,707

 

  $            26,169

 

Depreciation and amortization expense was $3,464 and $8,154 for the three months ended March 31, 2012, and 2011, respectively.