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(8) Share-Based Payment Arrangements (Details 4) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Notes to Financial Statements
Directors, officers and employees	$ 584,959	$ 1,358,107	$ 2,524,914
Non-employee consultants	13,488	21,882	760,661
Total restricted stock expense	$ 598,447	$ 1,379,989	$ 3,285,575

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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