9. Net Loss per Common Share (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Net Loss Per Common Share Details
Basic and diluted weighted average common stock shares outstanding	69,679,854	69,679,854	69,679,854	69,679,854
Common stock options	19,748,227	19,748,227	19,748,227	17,283,109
Common stock purchase warrants	$ 7,718,750	$ 7,718,750	$ 7,718,750	$ 4,218,750