| 
           INCOME TAXES (Details) (USD $) 
         | 
        12 Months Ended | |
|---|---|---|
| 
           Apr. 30, 2013 
         | 
        
           Apr. 30, 2012 
         | 
      |
| Components of Deferred Tax Assets [Roll Forward] | ||
| NOL | $ (35,883,321) | $ (35,372,287) | 
| Net Loss | (1,598,102) | (1,899,312) | 
| Shares issued for services | 984,696 | 1,570,280 | 
| Depreciation / Amortization | 0 | 24,659 | 
| Impairment / disposal of Assets | 0 | 79,503 | 
| Shares issued for interest expense | 102,203 | 101,750 | 
| Amortization of Debt Discount | (5,695) | (10,798) | 
| Loss on conversion of debt | 39,000 | 0 | 
| Gain on forgiveness of debt | (277,085) | (370,619) | 
| Bad Debt Expense | 0 | 6,497 | 
| NOL | (36,638,304) | (35,883,321) | 
| Effective Rate | 34.00% | 34.00% | 
| Deferred Tax Asset | (12,457,023) | (12,200,329) | 
| Valuation Allowance | 12,457,023 | 12,200,329 | 
| Deferred Tax Asset | 0 | 0 | 
| Increase in valuation allowance | $ 256,694 | |
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- Details 
          
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- Definition 
          Deferred Tax Assets, Debt Discount Amortization No definition available. 
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- Definition 
          Deferred Tax Assets, Gain On Forgiveness Of Debt No definition available. 
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- Definition 
          Deferred Tax Assets, Loss On Debt Conversion No definition available. 
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- Definition 
          Deferred Tax Assets, Shares Issued For Interest Expense No definition available. 
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- Definition 
          Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment. No definition available. 
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- Definition 
          Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the allowance for doubtful accounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from estimated impairment losses. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          The amount of the change in the period in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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