Property and Equipment (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Computer hardware and purchased software	$ 283,954	$ 281,846
Leasehold improvements	221,666	220,166
Furniture and fixtures	88,322	88,322
Property, Plant and Equipment, Gross	593,942	590,334
Less: accumulated depreciation and amortization	(537,549)	(532,205)
Property and equipment, net	$ 56,393	$ 58,129

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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