Quarterly report pursuant to Section 13 or 15(d)

Financing Agreements (Details Narrative)

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Financing Agreements (Details Narrative) (USD $)
 6 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2012
Secured Debt Financing Agreement 2010-27-07
Oct. 31, 2012
Secured Debt Financing Agreement Amended 2012-03-02
Oct. 31, 2012
Secured Debt Financing Agreement Amended 2012-05-17
Oct. 31, 2012
Mr. Sheerr
Note and Security Agreement 2011-12-14
integer
Oct. 31, 2012
Mr. Sheerr
Note and Security Agreement 2011-12-14
integer
Oct. 31, 2012
Minimum
Secured Debt Financing Agreement Amended 2012-05-17
Financing Agreements (Textual) [Abstract]                
Formula-based secured debt financing capacity     $ 5,000,000 $ 3,500,000 $ 3,500,000      
Borrowings, collateral, description         Borrowings are secured by substantially all assets.      
Interest rate         Prime plus 6%      
Minimum interest rate               9.25%
Interest amount as per amended and restated document               8,000
Loan facility, borrowing capacity, description         On May 17, 2012, the agreement was amended and restated. The amended and restated documents reduced the interest rate to prime plus 6%, subject to a minimum of 9.25% and also not less than $8,000 per month. The loan facility allows borrowing of 90% of eligible domestic receivables. In addition, the loan facility now allows borrowing of 90% of eligible foreign receivables to a maximum of $500,000 and 25% of eligible inventory to a maximum of 20% of the amount available on receivables. The total credit line remains at $3,500,000      
Credit facility, covenant terms         Tangible net worth covenant is $2,000,000, measured quarterly.      
Agreement termination, terms         The Company agreed to pay an exit fee if it terminates the agreement more than 30 days prior to the one year anniversary of the amended and restated agreement.      
Additional financing available under the terms of the agreement         555,000      
Net proceeds from sale of common stock and warrants    2,997,875            
Maximum secured financing under agreement           2,000,000 2,000,000  
Interest rate           10.00% 10.00%  
Frequency of periodic payment           Monthly    
Number of installments           60 60  
Date of first required payment, principal amount           Jul. 15, 2012    
Amount borrowed on closing of agreement           1,500,000 1,500,000  
Repayment of Note 133,333          1,500,000    
Amount borrowed under agreement           2,000,000 2,000,000  
Principal amount due per month           33,333    
Principal amount due for the next fiscal year following April 30, 2012           333,333 333,333  
Principal amounts due in each of four fiscal periods from May 1, 2013 thru April 30, 2017           400,000 400,000  
Principal amount due in the fiscal period from May 1, 2017 thru June 30, 2017           66,667 66,667  
Interest payable           16,074 16,074  
Interest expense           $ 48,556 $ 99,380