Deferred Revenue (Tables)

12 Months Ended

Dec. 31, 2012

Deferred Revenue [Abstract]

Schedule Of Deferred Revenue

	December 31,	December 31,
	2012	2011
Product shipped, revenue deferred	$ 3,206,641	$ 2,001,160
Customer deposits	558,227	1,156,900
Deferred service and license fees	6,215,230	5,696,959
	9,980,098	8,855,019
Less: Long-term deferred revenue	(477,159)	(634,713)
Total current deferred revenue	$ 9,502,939	$ 8,220,306