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6. SHAREHOLDERS EQUITY (Details - Options outstanding and exercisable)
12 Months Ended
Aug. 31, 2015
$ / shares
shares
Awards outstanding | shares 670,350
Awards exercisable | shares 292,900
$1.00 to $1.50 [Member]  
Exercise price low $ 1.00
Exercise price high $ 1.50
Awards outstanding | shares 158,500
Awards outstanding weighted average remaining contractual life 3 years
Awards outstanding weighted average exercise price $ 1.02
Awards exercisable | shares 158,500
Awards exercisable weighted average remaining contractual life 3 years
Awards exercisable weighted average exercise price $ 1.03
$1.51 to $3.00 [Member]  
Exercise price low 1.51
Exercise price high $ 3.00
Awards outstanding | shares 8,600
Awards outstanding weighted average remaining contractual life 4 years 8 months 12 days
Awards outstanding weighted average exercise price $ 2.37
Awards exercisable | shares 8,600
Awards exercisable weighted average remaining contractual life 4 years 8 months 12 days
Awards exercisable weighted average exercise price $ 2.37
$3.01 to $4.50 [Member]  
Exercise price low 3.01
Exercise price high $ 4.50
Awards outstanding | shares 41,000
Awards outstanding weighted average remaining contractual life 3 years 4 months 24 days
Awards outstanding weighted average exercise price $ 3.25
Awards exercisable | shares 41,000
Awards exercisable weighted average remaining contractual life 3 years 4 months 24 days
Awards exercisable weighted average exercise price $ 3.25
$4.51 to $6.00 [Member]  
Exercise price low 4.51
Exercise price high $ 6.00
Awards outstanding | shares 74,000
Awards outstanding weighted average remaining contractual life 3 years 8 months 12 days
Awards outstanding weighted average exercise price $ 5.48
Awards exercisable | shares 11,600
Awards exercisable weighted average remaining contractual life 4 years 10 months 24 days
Awards exercisable weighted average exercise price $ 4.92
$6.01 to $7.10 [Member]  
Exercise price low 6.01
Exercise price high $ 7.10
Awards outstanding | shares 388,250
Awards outstanding weighted average remaining contractual life 9 years
Awards outstanding weighted average exercise price $ 6.85
Awards exercisable | shares 73,200
Awards exercisable weighted average remaining contractual life 8 years 7 months 6 days
Awards exercisable weighted average exercise price $ 6.83