Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Potential equivalent shares excluded	12,143,000	13,592,000
Options [Member]
Potential equivalent shares excluded	810,000	2,259,000
Warrant [Member]
Potential equivalent shares excluded	11,250,000	11,250,000
Series A and B preferred shares conversion [Member]
Potential equivalent shares excluded	83,000	83,000