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Note 5 - Property And Equipment (Tables)
 3 Months Ended
Dec. 31, 2013
Note 5 - Property And Equipment (Tables) [Line Items]  
Property, Plant and Equipment [Table Text Block]
   

December 31,
2013

   

September 30,
2013

 
                 

Office furniture and equipment

  $ 775,301     $ 769,799  

Machinery and equipment

    727,094       607,803  

Leasehold improvements

    55,298       55,298  
      1,557,693       1,432,900  

Accumulated depreciation

    (1,229,158 )     (1,195,523 )
    $ 328,535     $ 237,377  
Depreciation Expense [Member]
  
Note 5 - Property And Equipment (Tables) [Line Items]  
Property, Plant and Equipment [Table Text Block]
   

Three months ended
December 31,

 
   

2013

   

2012

 

Depreciation expense

  $ 33,635     $ 24,916