| Note 11 - Capital Expenditure Commitments | 9 Months Ended | 
|---|---|
| Jun. 30, 2012 | |
| Cost For Capital Commitments [Text Block] | 
          NOTE
          11 – Capital Expenditure
          Commitments
         
          The
          Company is expanding manufacturing capacity at its
          Malaysian facility to an annualized rate of approximately
          100 million units.  The expansion, which
          is expected to cost approximately $665,000, will be
          completed by the end of calendar year 2012.  As
          of June 30, 2012, the Company has made purchase
          commitments for the expansion project of approximately
          $526,000.  Deposits of $196,000 have been made
          against the commitments as of June 30,
          2012.  The balance of approximately $330,000 is
          scheduled to be paid by September 30,
          2012.  The Company expects to fund the
          expansion with cash on hand.
         |