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DISCONTINUED OPERATIONS (Details) (USD $)
12 Months Ended
Apr. 30, 2013
Apr. 30, 2012
REVENUE $ 4,901,501 $ 29,622,221
COSTS AND EXPENSES:    
Cost of revenue 4,088,400 22,397,710
Selling, general and administrative expenses 1,291,164 6,705,498
Depreciation and amortization 101,750 550,346
Goodwill and intangible assets impairment 1,936,059 168,604
Disposal Group, Including Discontinued Operation, Operating Expense 5,481,314 29,801,991
OPERATING LOSS FROM DISCONTINUED OPERATIONS (579,813) (179,770)
Interest expense 5,315 19,683
Loss from discontinued operations before income tax provision (585,128) (199,453)
Income tax provision 4,491 2,646,224
Loss from discontinued operations, net of tax (589,619) (2,845,677)
(Loss) gain from disposal 1,756,586 (1,032,737)
Income (loss) from discontinued operations $ 1,166,967 $ (3,878,414)