4. Earnings Per Share

9 Months Ended

Sep. 30, 2013

Earnings Per Share [Abstract]

Earnings Per Share [Text Block]

4.  Earnings Per Share

The following table shows the weighted average number of shares used in computing earnings (loss) per share and the effect on weighted average number of shares of potential dilutive common stock.

	Three Months Ended September 30,
	2013		2012
Net income	$	486,975	$	490,452
Shares used in calculation of income per share:
Basic		5,066,009		4,809,469
Effect of dilutive options		57,438		227,820
Diluted		5,123,447		5,037,289
Net income per share:
Basic	$	0.10	$	0.10
Diluted	$	0.10	$	0.10

	Nine months ended September 30,
	2013		2012
Net income	$	464,007	$	966,013
Shares used in calculation of income per share:
Basic		5,061,710		4,744,322
Effect of dilutive options		57,502		228,726
Diluted		5,119,212		4,973,048
Net income per share:
Basic	$	0.09	$	0.20
Diluted	$	0.09	$	0.19