CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)
Jan. 31, 2012
Jul. 31, 2011
Allowance for doubtful accounts (in dollars) $ 5,837 $ 9,329
Inventory valuation reserve (in dollars) $ 31,657 $ 37,814
Common stock, par value (in dollars per share) $ 0.008 $ 0.008
Common stock, shares authorized 125,000,000 125,000,000
Common stock, shares issued 7,085,000 6,572,181
Common stock, shares outstanding 7,085,000 6,572,181
Series A Preferred Stock [Member]
    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 9,400,000 9,400,000
Preferred stock, shares issued 9,400,000 9,400,000
Preferred stock, shares outstanding 9,400,000 9,400,000
Series B Preferred Stock [Member]
    
Preferred stock, par value (in dollars per share) $ 0.008 $ 0.008
Preferred stock, shares authorized 325,000 325,000
Preferred stock, shares issued 262,500 325,000
Preferred stock, shares outstanding 262,500 325,000