3. Stock Options (Details1)	3 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2011	Mar. 31, 2011
Number of Shares
Beginning Balance	1,040,000	1,003,000	1,124,500	1,119,000
Options granted	42,500	65,000	35,500	10,000
Options exercised, expired or forfeited		28,000		4,500
Options exercised	5,000
Options expired or forfeited	20,000
Ending Balance	1,057,500	1,040,000	1,160,000	1,124,500
Weighted Average Price per Share
Beginning Balance	0.30	0.31	0.30	0.30
Options granted	0.15	0.15	0.17	0.16
Options exercised, expired or forfeited		0.36		0.27
Options exercised	0.07
Options expired or forfeited	0.20
Ending Balance	0.29	0.30	0.29	0.30