XML 49 R23.htm IDEA: XBRL DOCUMENT v2.4.0.6
(6) Inventories (Tables)
3 Months Ended
Mar. 31, 2013
Notes to Financial Statements  
Schedule Of Inventory

   March 31,  December 31,
   2013  2012
           
   Component materials  $16,325   $18,989 
   Finished systems    1,051,852    623,830 
           
Total Inventory  $1,068,177   $642,819