3. Sale of US players and related assets (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Sale Of Us Players And Related Assets Details
Balance remaining	$ 111,264	$ 111,264
Payments received
Amount deemed irrecoverable and removed from accounts receivable	(111,264)		658,286
Balance remaining		$ 111,264	$ 111,264