Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2012

Payables and Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

Accounts payable and accrued expenses consist of the following:

	December 31,
	2012		2011
Accounts payable	$	984,076	$	799,622
Accrued expenses		123,827		83,127
	$	1,107,903	$	882,749