10. Operating Leases

12 Months Ended

Dec. 31, 2011

Leases of Lessor Disclosure [Text Block]

10.  Operating Leases

Viking leases its Westborough, MA facility under a non-cancelable operating lease agreement expiring on September 30, 2015. Future minimum lease payments through September 2015 are as follows:

Period	Amount
2012	$	250,280
2013		251,445
2014		254,940
2015		191,205
Total	$	947,870

For the years ended December 31, 2011 and December 31, 2010, rental expenses were $247,317 and $246,000, respectively.