7. Accrued expenses

12 Months Ended

Dec. 31, 2011

Other Liabilities Disclosure [Text Block]

 7.  Accrued expenses

Accrued expenses consist of the following at December 31:

	2011		2010
Employee and director compensation	$	406,013	$	307,159
Professional and consulting fees		80,806		88,000
Other accrued expenses		168,089		97,006
	$	654,908	$	492,165