CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Cash received from customers and grants	$ 20,335,985	$ 14,534,632
Cash paid to suppliers and employees	(18,055,252)	(13,507,202)
Interest received	6,298	4,147
Interest paid	(18,623)	(14,727)
Net cash provided by operating activities	2,268,408	1,016,850
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of and deposits on fixed assets	(726,680)	(182,292)
Net cash used in investing activities	(726,680)	(182,292)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from option and warrant exercises	287,552	37,611
Proceeds from loan	0	250,000
Payment of license obligation	(875,000)	0
Payment of loan obligation	(54,980)	(32,517)
Payment of capital lease obligation	(24,697)	(21,536)
Net cash (used in) provided by financing activities	(667,125)	233,558
INCREASE IN CASH AND CASH EQUIVALENTS	874,603	1,068,116
Cash and cash equivalents - beginning of the period	2,136,351	1,068,235
Cash and cash equivalents - end of the period	3,010,954	2,136,351
RECONCILIATION OF NET INCOME TO NET CASH PROVIDED BY OPERATING ACTIVITIES:
Net Income	6,208,791	2,513,344
Adjustments:
Depreciation and amortization	437,828	283,743
Provision for deferred taxes	(5,155,713)	0
Provision for doubtful accounts	(5,000)	15,000
Loss on retirement/sale of fixed asset	0	3,923
Share based compensation	189,347	170,075
Changes in assets and liabilities:
Accounts receivable	952,949	(2,185,071)
Inventories	(951,125)	206,742
Prepaid expenses and other current assets	(70,978)	61,813
Deposits and other assets	(6,248)	93,334
Accounts payable and accrued liabilities	733,557	149,780
Deferred research and development revenue	(65,000)	(295,833)
Net cash provided by operating activities	2,268,408	1,016,850
Supplemental disclosures for non-cash investing and financing activities:
Deposits on manufacturing equipment transferred to fixed assets	$ 0	$ 338,375