Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Aug. 31, 2016	Aug. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 378,598	$ 794,636
Adjustments to reconcile net income to net cash provided by(used in) operating activities:
Depreciation and amortization	23,448	27,319
Stock compensation expense	74,363	92,080
Deferred income taxes	70,704	173,083
Allowance for doubtful accounts	24,004	25,324
CHANGES IN OPERATING ASSETS AND LIABILITIES:
Accounts receivable	(909,379)	(656,432)
Inventory	(133,894)	(67,637)
Prepaid expenses and income taxes	(31,588)	1,947
Other assets		(1,732)
Accounts payable	522,339	94,124
Deferred rent	(1,064)	1,465
Accrued expenses	(202,846)	(313,301)
NET CASH FLOWS (USED IN) PROVIDED BY OPERATING ACTIVITIES	(185,315)	170,876
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of fixed assets	(1,520)	(57,580)
NET CASH FLOWS USED IN INVESTING ACTIVITIES	(1,520)	(57,580)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchases of common stock	(23,006)
Proceeds from exercising stock options		143,750
NET CASH FLOWS (USED IN) PROVIDED BY FINANCING ACTIVITIES	(23,006)	143,750
NET CHANGE IN CASH	(209,841)	257,046
CASH AT BEGINNING OF PERIOD	7,169,118	6,174,561
CASH AT END OF PERIOD	6,959,277	6,431,607
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Income taxes paid	34,865	19,447
Interest paid
NONCASH INVESTING AND FINANCING ACTIVITIES:
Accrued dividends on preferred stock	7,500	7,500
Payment of accrued interest through issuance of common stock		$ 102,399