Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net sales	$ 7,821,606	$ 6,950,274	$ 23,770,078	$ 21,650,200
Cost of goods sold	6,075,288	5,672,520	18,650,568	17,196,119
Gross profit	1,746,318	1,277,754	5,119,510	4,454,081
Selling and administrative expenses	1,288,872	1,139,115	3,832,380	3,695,151
Operating profit	457,446	138,639	1,287,130	758,930
Other income:
Interest income	9,794	12,754	32,812	39,114
Gain from disposal of property and equipment	800		189,863	6,500
Other nonoperating income	3,600	3,600	11,378	11,378
Income before provision for income taxes	471,640	154,993	1,521,183	815,922
Provision for income taxes	154,000	49,000	499,000	256,000
Net income	$ 317,640	$ 105,993	$ 1,022,183	$ 559,922
Average common shares outstanding	966,132	966,132	966,132	966,132
Net income per share	$ 0.33	$ 0.11	$ 1.06	$ 0.58
Cash dividends declared per share	$ 0.12	$ 0.10	$ 0.36	$ 0.30