CONDENSED BALANCE SHEETS (USD $)	Jun. 30, 2013	Dec. 31, 2012
ASSETS
Cash	$ 1,009,300	$ 1,433,000
Investments	237,600	142,800
Accounts receivable, net	350,800	348,800
Inventories	2,900	420,700
Prepaid expenses and other current assets	520,600	310,200
Advanced royalties	336,100	329,800
Total current assets	2,457,300	2,985,300
Property and equipment, net	170,200	212,900
Intangible asset, net	5,600	6,100
Prepaid facility costs	936,500	1,027,200
Total assets	3,569,600	4,231,500
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	579,700	728,000
Capital leases - current portion	23,900	26,300
Accrued expenses	1,193,800	1,512,800
Deferred revenues	161,100	230,500
Total current liabilities	1,958,500	2,497,600
Long-term liabilities:
Capital leases - net of current	36,800	48,600
Commitments and contingencies
Shareholders' equity:
Common stock, $0.001 par value, 350,000,000 shares authorized; 328,874,050 and 328,874,050 shares issued and outstanding at June 30, 2013 and December 31, 2012, respectively	328,900	328,900
Additional paid-in capital	52,548,100	52,376,500
Accumulated deficit	(51,238,700)	(50,956,100)
Stock subscription receivable	(64,000)	(64,000)
Total shareholders' equity	1,574,300	1,685,300
Total liabilities and shareholders' equity	$ 3,569,600	$ 4,231,500