Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities
Net income (loss)	$ (243,339)	$ 532,841
Stock compensation expense	64,689	71,920
Depreciation	611,737	163,346
Changes in non-cash working capital items:
(Increase) Decrease in accounts receivable	(24,639)	(1,743,084)
(Increase) Decrease in inventory	(302,096)	(652,391)
(Increase) Decrease in prepaid expenses	(68,523)	(646)
(Increase) Decrease in deferred tax asset	(10,000)
Increase (Decrease) in accounts payable	185,066	522,043
Increase (Decrease) in taxes payable	(147,000)	(310,000)
Increase (Decrease) in deferred revenue		54,975
Cash provided by (used in) operating activities	65,895	(1,360,996)
Investing activities
Acquisition of property and equipment	85,532	619,253
Cash provided by (used in) investing activities	(85,532)	(619,253)
Financing activities
Short term line of credit	225,000	500,000
Loan (repayment)	(63,698)	(62,466)
Purchase of common stock		(1,030,349)
Cash provided (used) by financing activities	161,302	(592,815)
Effect of exchange rate changes on cash	(2,663)	7,262
Inflow (outflow) of cash	139,002	(2,565,802)
Cash and cash equivalents, beginning	506,905	2,763,420
Cash and cash equivalents, ending	645,907	197,618
Supplemental disclosure of cash flow information:
Income taxes paid	827,000	925,000
Interest paid	$ 61,414	$ 40,089