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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Note F - Equipment and Leashold Improvements (Details) - Summary of Equipment and Leasehold Improvements (USD $)	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Property, Plant, and Equipment		$ 469,850	$ 469,850
Less accumulated depreciation and amortization		(445,583)	(416,980)
Total	18,531	24,267	52,870
Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant, and Equipment		302,052	302,052
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant, and Equipment		99,199	99,199
Software [Member]
Property, Plant and Equipment [Line Items]
Property, Plant, and Equipment		28,624	28,624
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant, and Equipment		$ 39,975	$ 39,975