PROPERTY AND EQUIPMENT (Details) - USD ($)	12 Months Ended
Apr. 30, 2015	Apr. 30, 2014
Property, Plant and Equipment, Gross	$ 1,527,409	$ 1,632,280
Less accumulated depreciation	1,364,423	1,455,999
Property, Plant and Equipment, Net	162,986	176,281
Furniture and Fixtures [Member]
Property, Plant and Equipment, Gross	$ 74,265	94,260
Furniture and Fixtures [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Furniture and Fixtures [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	5 years
Computer Equipment [Member]
Property, Plant and Equipment, Gross	$ 273,755	281,940
Computer Equipment [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	3 years
Computer Equipment [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years
Vehicles [Member]
Property, Plant and Equipment, Gross	$ 799,012	869,559
Vehicles [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Vehicles [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	5 years
Machinery and Equipment [Member]
Property, Plant and Equipment, Gross	$ 88,689	94,833
Property, Plant and Equipment, Useful Life	5 years
Leasehold Improvements [Member]
Property, Plant and Equipment, Gross	$ 291,688	$ 291,688
Leasehold Improvements [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	3 years
Leasehold Improvements [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.14)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.13)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.13)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 13

-Subparagraph a

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 8

-Article 7

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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