Annual report pursuant to Section 13 and 15(d)

17. Segment and Geographic Information (Tables)

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17. Segment and Geographic Information (Tables)
12 Months Ended
Mar. 31, 2014
Segment Reporting [Abstract]  
Schedule of geographic sales
    March 31,  
    2014     2013  
U.S.   $ 5,340,000     $ 6,842,000  
Mexico     5,259,000       5,886,000  
Europe and other     2,124,000       1,855,000  
    $ 12,723,000     $ 14,583,000