Property and Equipment (Details) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Computer hardware and purchased software	$ 281,846	$ 241,154
Leasehold improvements	220,166	215,680
Furniture and fixtures	88,322	79,722
Property, Plant and Equipment, Gross	590,334	536,556
Less: accumulated depreciation and amortization	(518,222)	(503,785)
Property and equipment, net	$ 72,112	$ 32,771

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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