PROPERTY AND EQUIPMENT, NET (Details) (USD $)	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Property and Equipment [Line Items]
Property and equipment, gross	$ 10,074,040		$ 10,074,040
Accumulated depreciation	(7,789,184)		(7,628,075)
Property and equipment, net	2,284,856		2,445,965
Depreciation expense	161,109	175,876
Production, Engineering and Other Equipment [Member]
Property and Equipment [Line Items]
Property and equipment, gross	6,426,432		6,426,432
Leasehold Improvements [Member]
Property and Equipment [Line Items]
Property and equipment, gross	2,904,188		2,904,188
Office Equipment and Furniture [Member]
Property and Equipment [Line Items]
Property and equipment, gross	603,182		603,182
Computer Equipment and Related Software [Member]
Property and Equipment [Line Items]
Property and equipment, gross	$ 140,238		$ 140,238

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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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

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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