v2.4.0.6
Note 6 - Accrued Liabilities (Tables)
12 Months Ended
Jan. 31, 2013
Schedule of Accrued Liabilities [Table Text Block]
   
January 31,
 
   
2013
   
2012
 
Accrued payroll and related expenses
  $ 147     $ 103  
Uninvoiced materials and services received
    1,269       602  
Accrued legal and professional fees
    169       204  
Accrued warranty
    68       193  
Other
    136       213  
    $ 1,789     $ 1,315