Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)	Apr. 30, 2013	Jan. 31, 2013
Accounts Receivable from Related Parties (in Dollars)	$ 60,870	$ 81,176
Allowance for Doubtful Accounts (in Dollars)	$ 23,087	$ 34,415
Shares of Beneficial Interest, without par value (in Dollars per share)	$ 0	$ 0
Shares of Beneficial Interest; unlimited shares authorized
Shares of Beneficial Interest, Shares issued	16,822,746	16,804,746
Shares of Beneficial Interest, Shares outstanding	8,381,344	8,357,207