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SIGNIFICANT ACCOUNTING POLICIES (Detail Textuals 4) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Concentration Risk [Line Items]      
Goodwill $ 3,308,000 $ 3,308,000  
Materials and workmanship extension period up to 10 years    
Research and development costs $ 768,000 $ 789,000 $ 489,000
Accounts Receivable
     
Concentration Risk [Line Items]      
Percentage of accounts receivables from dealer 67.00%