5. SHAREHOLDERS' EQUITY (Details-Options Outstanding) (USD $)	3 Months Ended
	Nov. 30, 2013
Number of Options
Awards Outstanding, ending balance	637,600
Exercisable, end of period	391,800
Weighted-Average Exercise Price Per Share
Outstanding	$ 2.61
Exercisable, end of period	$ 1.71
Qualified ISO
Number of Options
Awards Outstanding, beginning balance	532,000
Granted	100,000
Exercised	(40,000)
Awards Outstanding, ending balance	592,000
Exercisable, end of period	366,600
Weighted-Average Exercise Price Per Share
Outstanding	$ 1.82
Granted	$ 5.61
Exercised	$ 1.12
Outstanding	$ 2.51
Exercisable, end of period	$ 1.59
Weighted-Average Remaining Contractual Life
Outstanding, beginning of period	3 years 11 months 12 days
Outstanding, end of period	4 years 7 days
Exercisable	3 years 7 months 28 days
Non-Qualified SO
Number of Options
Awards Outstanding, beginning balance	48,600
Exercised	(3,000)
Awards Outstanding, ending balance	45,600
Exercisable, end of period	25,200
Weighted-Average Exercise Price Per Share
Outstanding	$ 3.47
Exercised	$ 1.80
Outstanding	$ 3.92
Exercisable, end of period	$ 1.89
Weighted-Average Remaining Contractual Life
Outstanding, beginning of period	7 years 10 months 6 days
Outstanding, end of period	7 years 9 months 11 days
Exercisable	6 years 7 months 13 days