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Revenue Recognition and Sales Returns Reserves (Tables)
 9 Months Ended
Sep. 30, 2012
REVENUE RECOGNITION AND SALES RETURN RESERVES: [Abstract]  
An analysis of the reserve for sales
An analysis of the reserve for sales returns follows:
 
Nine Months Ended
September 30,
 
2012
 
2011
Balance at beginning of year
$
1,429,598

 
$
2,663,648

 
 
 
 
Provision:
 

 
 
Related to current period sales
—

 
52,487

Related to prior period sales
(222,764
)
 
305,800

 
(222,764
)
 
358,287

Returns:
 
 
 
Related to current period sales
—

 
—

Related to prior period sales
(124,270
)
 
(1,093,307
)
 
(124,270
)
 
(1,093,307
)
Balance at end of quarter
$
1,082,564

 
$
1,928,628

In the nine months ended September 30, 2012, the Company evaluated the residual reserve balance for lots that can no longer be returned and determined that there was an excess reserve of $222,764 and an adjustment to net product revenues, was made accordingly.