Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Stock compensation expense	$ 458,167	$ 418,077	$ 394,972
General and Administrative Expense [Member]
Stock compensation expense	282,375	266,915	258,916
Selling and Marketing Expense [Member]
Stock compensation expense	81,819	65,431	52,770
Research and Development Expense [Member]
Stock compensation expense	2,855	0	0
Cost Of Sales [Member]
Stock compensation expense	$ 91,118	$ 85,731	$ 83,286