SHAREHOLDERS' EQUITY (Details) (USD $)	1 Months Ended	12 Months Ended		1 Months Ended								1 Months Ended
	Apr. 30, 2012	May 31, 2013	May 31, 2012	Jan. 31, 2012 Employee Stock Option [Member] Officers, Directors and Employees [Member]	Apr. 30, 2012 Employee Stock Option [Member]	Jan. 31, 2012 Officers, Directors and Employees [Member]	Oct. 31, 2012 Employees [Member]	Oct. 31, 2012 Employees [Member] Minimum [Member]	Oct. 31, 2012 Employees [Member] Maximum [Member]	Aug. 31, 1999 1999 Plan [Member]	Jan. 31, 2000 1999 Plan [Member]	Aug. 31, 2010 2010 Plan [Member]
SHAREHOLDERS' EQUITY (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)										1,000,000		850,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Annual Increment, Threshold Percentage											1.50%
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Annual Increment, Threshold Number (in Shares)											500,000
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent										80.00%		80.00%
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period				5 years	5 years		5 years			10 years		10 years
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	$ 0.73	$ 0.67	$ 0.44			$ 0.43		$ 0.65	$ 0.68
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value (in Dollars)		$ 70,300	$ 8,800
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value (in Dollars)		353,000	232,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value (in Dollars)		162,000	79,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options (in Dollars)		22,034
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition		2 years 113 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term		3 years 3 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)	10,000	30,000				402,500	30,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares)		122,375	84,000
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit		$ 0.30	$ 0.38
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit		$ 0.73	$ 0.73
Proceeds from Stock Options Exercised (in Dollars)		51,514	47,790
Stock Issued During Period, Shares, New Issues (in Shares)		200,000
Shares Issued, Price Per Share		$ 1.25
Stock Issued During Period, Value, New Issues (in Dollars)		$ 250,000
Shares Issuable To Investors (in Shares)		200,000
Share Issuable To Investors, Share Price		$ 1.25