MARKETABLE SECURITIES (Schedule of investment income) (Details) (USD $)	12 Months Ended
Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2012
MARKETABLE SECURITIES [Abstract]
Interest income	$ 2,557	$ 7,955	$ 5,121
Dividend income	46,884	71,943	45,669
Gain (loss) on sale of marketable securities	182,870	(5,572)	(18,606)
Total	$ 232,311	$ 74,326	$ 32,184

- Definition

This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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