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Property and Equipment
12 Months Ended
Dec. 31, 2011
Property and Equipment [Abstract]  
Property and Equipment
3.  Property and Equipment

Property and equipment as of December 31, 2011 and 2010 consisted of the following:

   
2011
  
2010
 
Equipment
 $1,077,200  $1,051,600 
Furniture
  236,000   236,000 
Leasehold improvements
  23,000   23,000 
    1,336,200   1,310,600 
Less: accumulated depreciation and amortization
  1,292,300   1,240,700 
   $43,900  $69,900 

Aggregate property and equipment depreciation expense for the years ended December 31, 2011and 2010 was $51,600 and $82,500, respectively.