ACCOUNTS RECEIVABLE (Tables)

12 Months Ended

Dec. 31, 2012

ACCOUNTS RECEIVABLE

Schedule of accounts receivable

	2012			2011
Trade	$	781,954		$	480,867
Less allowance for doubtful accounts	(12,485		)	(12,328		)
	769,469			468,539
Royalties	15,606			21,774
Other	128,760			78,955
	$	913,835		$	569,268