Condensed Balance Sheets (Unaudited)(Current Period) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Cash and cash equivalents	$ 353,223	$ 3,813,492
Accounts receivable	96,063	76,255
Inventory, net	699,872	898,042
Prepaid expenses and other current assets	681,453	848,573
Total Current Assets	1,830,611	5,636,362
Noncurrent inventory, net	699,872	1,063,633
Property, plant and equipment, net	1,853,853	2,651,819
Patents and other intangibles, net	1,621,970	1,920,574
Other assets	40,513	40,513
Total Assets	5,346,947	11,312,901
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Accounts payable	458,896	731,359
Accrued expenses	2,149,436	2,244,830
Accrued interest	17,197,341	14,618,402
Current portion – deferred gain on sale/leaseback	116,760	116,760
Current portion – capital lease obligations	39,558	38,566
Embedded conversion feature liability	16,850,000	28,700,000
Notes payable – Victory Park, net of discount of $4,030,959 and $5,894,361, respectively	43,785,648	41,922,248
Total Current Liabilities	96,549,341	104,458,198
Capital lease obligations, excluding current portion	17,706	27,975
Deferred licensing revenues, excluding current portion	4,787,850	5,050,539
Deferred gain on sale/leaseback, excluding current portion	486,533	515,723
Total Liabilities	101,841,430	110,052,435
Commitments and Contingencies
Common Stock – par value $.01 per share, authorized 275,000,000 shares; issued 95,978,952 shares at March 31, 2013 and 95,586,644 at December 31, 2012	959,790	955,866
Additional paid-in capital	117,194,551	116,932,088
Accumulated deficit	(214,648,824)	(216,627,488)
Total Stockholders’ Deficit	(96,494,483)	(98,739,534)
Total Liabilities and Stockholders’ Deficit	5,346,947	11,312,901
Approximation [Member]
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Notes payable – Victory Park, net of discount of $4,030,959 and $5,894,361, respectively	43,785,650	41,922,248
Deferred Licensing Revenues [Member]
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Current portion – deferred licensing revenues	1,514,182	1,648,515
Levys [Member]
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Notes payable – Levys	14,437,518	14,437,518
Non-current [Member]
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Embedded conversion feature liability	$ 16,850,000	$ 28,700,000