Financing (Details 2)	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Series C Preferred Stock [Member]
Preferred shares issued	22
Preferred shares converted	17
Preferred shares remaining	5
Common shares issued	273,382	923,953
Series D Preferred Stock [Member]
Preferred shares issued	25
Preferred shares converted	22
Preferred shares remaining	10
Common shares issued	245,162	66,457