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Summary of Significant Accounting Policies (Details) (USD $)
12 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Summary of Significant Accounting Policies [Line Items]    
Advertising Expense $ 20,000 $ 4,000
Percent of Revenue from Long Term Contracts 40.00% 40.00%
Allowance for Doubtful Accounts Receivable, Current $ 12,000 $ 12,000