CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net loss	$ (27,728,736)	$ (13,040,282)
Adjustments to reconcile net loss to net cash used in operating activities:
Common stock, stock options and warrants issued as payment for compensation, services rendered and interest expense	8,164,814	7,399,842
Depreciation and amortization	6,754,953	2,556,994
Loss on short term investments		7,215
Amortization of preferred stock discount and issuance cost	1,903,703
Changes in fair value of derivative liability	(1,661,049)
Write off of acquired in-process research and development	1,150,000
Loss on disposal of assets	396,635
Non-cash interest expense	328,425
Charitable contributions paid with common stock	607,363
Bad debt expense	50,024	16,311
Deferred income taxes	(678,211)	(182,417)
Changes in operating assets and liabilities, net of the effect of acquisitions:
Prepaid expenses and other current assets	(647,674)	(461,743)
Accounts receivable	(2,489,064)	1,278,573
Inventory	3,136,189	(1,405,838)
Unearned revenues	(1,361,697)	(392,040)
Other assets	(2,014,566)	(128,225)
Accounts payable, accrued expenses and other current liabilities	(3,433,540)	1,175,902
Net cash used in operating activities	(17,522,431)	(3,175,708)
Cash flows from investing activities:
Cash received in acquisition of PCT	227,942
Purchase of short-term investments	(27)	(2,424,132)
Proceeds from short-term investments		2,452,015
Acquisition of property and equipment	(5,453,931)	(12,510,648)
Net cash used in investing activities	(3,127,902)	(11,019,055)
Cash flows from financing activities:
Net proceeds from the exercise of options and warrants	7,100	3,101,850
Net proceeds from issuance of capital stock	21,167,682	13,138,948
Payment from related party	644,414	566,775
Repayment of mortgage loan	(109,492)
Proceeds of bank loan	6,149,000
Repayment of bank loan	(1,557,000)	(2,203,650)
Proceeds from notes payable	10,950,616	13,256,799
Repayment of notes payable	(17,154,753)	(16,644,465)
Repayment of debt to related party	(3,406,043)
Repayment of preferred stock	(175,000)
Payment of dividend		(222,924)
Net cash provided by financing activities	16,516,524	10,993,333
Impact of changes of foreign exchange rates	234,756	108,754
Net (decrease)/increase in cash and cash equivalents	(3,899,053)	(3,092,676)
Cash and cash equivalents at beginning of year	15,612,391	7,159,369
Cash and cash equivalents at end of period	11,713,338	4,066,693
Cash paid during the period for:
Interest	1,238,400	219,376
Taxes	1,463,100	1,784,325
Supplemental Schedule of non-cash investing activities
Acquisition of property and equipment		348,488
Capitalized interest	235,700	307,200
Supplemental schedule of non-cash financing activities
Common stock and warrants issued with the acquisition of PCT	17,200,000
Common stock issued pursuant to the redemption of Convertible Redeemable Series E 7% Preferred Stock	2,785,400
Common stock issued in payment of dividends for the Convertible Redeemable Series E 7% Preferred Stock	622,500
Financing costs for capital stock raises		75,466
Conversion of Convertible Redeemable Series C Preferred Stock		13,720,048
Dividend to Related Party reinvested as loan payable	11,726,100
Notes payable
Cash flows from investing activities:
Change in restricted cash used as collateral	2,098,114
Bank loans
Cash flows from investing activities:
Change in restricted cash used as collateral		$ 1,463,710