Note 7 - Property and Equipment, Net
 12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]

7. Property and Equipment, Net


Property and equipment, net consist of the following:


   

December 31,

2013

   

December 31,

2012

 

Office equipment

  $ 436,051     $ 522,745  

Leasehold improvements

    123,278       148,759  

Vehicles

    17,992       17,992  
      577,321       689,496  

Less: Accumulated depreciation and amortization

    (563,467 )     (642,619 )
    $ 13,854     $ 46,877  

Depreciation expense for the twelve months ended December 31, 2013 and 2012 was approximately $33,000 and $150,000, respectively. Beginning in the fourth quarter 2010, concurrent with our change in business model to a pure a manufacturing and distribution business, a portion of depreciation expense related to leasehold improvements and equipment in our warehouse is allocated to cost of goods sold. All other depreciation is included in general and administrative expense.