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Note J - Deferred Revenue
12 Months Ended
Dec. 31, 2012
Deferred Revenue Disclosure [Text Block]
NOTE J—DEFERRED REVENUE

The components of deferred revenue are as follows as of December 31:

   
2012
   
2011
 
             
Current Portion
           
Maintenance contracts
  $ 496,055     $ 335,246  
Customer deposit
    12,465       122,500  
Fully deferred systems, installation and acceptance revenue
    -       69,346  
      508,520       527,092  
Long-Term Portion
               
Maintenance contracts
    -       1,000  
                 
Total
  $ 508,520     $ 528,092  

Maintenance contracts include provisions for unspecified when-and-if available product updates and customer telephone support services, and are recognized ratably over the term of the service period. Fully deferred systems, installation and acceptance revenue relates to projects that have been billed per the contractual terms, however because of undelivered elements or acceptance criteria, revenue has not yet been recognized. These amounts are expected to be completed within the next 12 months and are classified as current liabilities.

Long-term maintenance contracts are comprised of multiple year support contracts, and are recognized ratably over the applicable term.