Significant Customers (Details Textual) (USD $)	3 Months Ended
	Mar. 31, 2013 Customer	Mar. 31, 2012 Customer	Dec. 31, 2012
Significant Customers (Textual) [Abstract]
Number of customers	3	2
Aggregate accounted of revenue	49.00%	35.00%
Accounts receivable current and noncurrent percentage	61.00%		38.00%
Accounts receivable	$ 860,748		$ 421,890