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

Property and equipment consist of the following:

   
December 31,
2011
   
December 31,
2010
 
Computer equipment
  $ 7,348,211     $ 8,262,776  
Computer software
    2,659,331       2,600,681  
Furniture and equipment
    403,953       1,065,980  
Leasehold improvements
          769,606  
      10,411,495       12,699,043  
Less:
               
Accumulated amortization
    8,973,931       11,146,694  
    $ 1,437,564     $ 1,552,349  

Depreciation of property and equipment:

   
Year ended
December 31,
2011
   
Year ended
December 31,
2010
   
Year ended
December 31,
2009
 
Depreciation of property and equipment
  $ 937,460     $ 1,203,212     $ 1,939,442