Annual report pursuant to Section 13 and 15(d)

NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)

v2.4.0.6
NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) (USD $)
12 Months Ended
Feb. 28, 2013
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Maximum cash balance in which excess is not insured by the FDIC $ 250,000
Money market funds $ 852,977
Amortization period of patents 17 years
Minimum [Member]
 
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Certificates of deposit, weighted average interest rates 0.40%
Maximum [Member]
 
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Certificates of deposit, weighted average interest rates 0.55%