LIQUIDITY AND BASIS OF PRESENTATION (Details Textual) (USD $)	3 Months Ended
	Jul. 31, 2012	Apr. 30, 2012	Jul. 31, 2011	Apr. 30, 2011
Percentage Of International Operation	60.00%
Debt Instrument, Description	Principal covenants include (a) Fixed Charge Coverage Ratio of not less than 1.2 to 1.0, measured as of April 30, 2012 and as of each fiscal quarter end thereafter, in each case on a trailing two (2) quarter basis; and (b) Leverage Ratio of not more than 1.75 to 1.0, measured as of each fiscal quarter end. Due to the operating losses for the quarters ended April 30, 2012 and July 31, 2012, the Company did not meet the Fixed Charge Coverage Ratio of 1.2 to 1.0 for the two quarters ended April 30, 2012 and July 31, 2012, and the Leverage Ratio of not more than 1.75 to 1.0 at April 30, 2012, and the Company is currently in default under the Credit Agreement.
Cash and cash equivalents	$ 1,257,920	$ 811,283	$ 4,063,322	$ 4,879,106
Line of Credit Facility, Maximum Borrowing Capacity	1,759,119
Working Capital	1,412,252
Total current assets	20,145,533	28,557,252
Total current liabilities	18,733,281	29,686,874
August 31, 2012 [Member]
Line of Credit Facility, Maximum Borrowing Capacity	2,000,000
September 12, 2012 [Member]
Line of Credit Facility, Amount Outstanding	204,619
Line of Credit Facility, Remaining Borrowing Capacity	1,554,500
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,759,119