5. Property and Equipment (Detail) - (Table 1) Table of Property and Equipment (USD $)	Dec. 31, 2012	Dec. 31, 2011
Property and Equipment, Gross	$ 595,934	$ 665,851
Less accumulated depreciation and amortization	(488,525)	(550,514)
	107,409	115,337
Computer Equipment [Member]
Property and Equipment, Gross	89,971	120,835
Furniture and Fixtures [Member]
Property and Equipment, Gross	29,484	24,484
Machinery and Equipment [Member]
Property and Equipment, Gross	407,039	497,983
Office Equipment [Member]
Property and Equipment, Gross	3,869	3,869
Leasehold Improvements [Member]
Property and Equipment, Gross	46,891
Vehicles [Member]
Property and Equipment, Gross	$ 18,680	$ 18,680

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived 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, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived 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, furniture and fixtures, and computer equipment.

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