v2.4.0.6
Note 7 - Accrued Liabilities (Tables)
3 Months Ended
Apr. 30, 2013
Schedule of Accrued Liabilities [Table Text Block]
 

April 30,

2013

January 31,
2013

Accrued payroll and related expenses

  $ 136   $ 147

Uninvoiced materials and services received

    1,750     1,269

Accrued legal and professional fees

    272     169

Accrued warranty

    68     68

Other

    185     136
    $ 2,411   $ 1,789