Description of Business and Significant Accounting Policies (Tables)

3 Months Ended

Jul. 31, 2014

Accounting Policies [Abstract]

Reconciliation of the numerator and denominator used in computing basic and diluted net loss per share

	Three Months ended July 31, 2014
	Loss			Shares		Per share
	(numerator)			(denominator)		amount
Basic net loss per share – net loss and weighted average common shares outstanding	$	(759,767	)		2,410,512	$	(.32	)
Effect of dilutive securities – stock options		—			—		—
Effect of dilutive securities – warrants		—			—		—
Diluted net loss per share – net loss, weighted average common shares outstanding and effect of stock options and warrants	$	(759,767	)		2,410,512	$	(.32	)

	Three Months ended July 31, 2013
	Loss			Shares		Per share
	(numerator)			(denominator)		amount
Basic net loss per share – net loss and weighted average common shares outstanding	$	(881,630	)		1,754,662	$	(.50	)
Effect of dilutive securities – stock options		—			—		—
Effect of dilutive securities – warrants		—			—		—
Diluted net loss per share – net loss, weighted average common shares outstanding and effect of stock options and warrants	$	(881,630	)		1,754,662	$	(.50	)

Summary of option activity

	Shares		Weighted average exercise price		Weighted average remaining contractual life (1)		Aggregate intrinsic value (2)
Balance April 30, 2014		264,244	$	12.42		4.46	$	14,750
Granted		0		—		—		—
Exercised		0		—		—		—
Expired		0		—		—		—
Balance July 31, 2014		264,244	$	12.42		4.21	$	14,750
Exercisable July 31, 2014		251,744	$	12.92		3.98	$	7,375
Expected to vest July 31, 2014		251,744	$	12.42		3.98	$	7,375