10. Other accrued expenses and other liabilities (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Accounts Payable and Accrued Liabilities
Payroll related	$ 329,191	$ 640,208
Estimated damage liability that may not be covered by insurance	300,000
Estimate settlement with vendor in Europe	300,000
Professional fees	269,710	494,767
Accrued board fees	241,011
Consultant fees	133,777	227,178
Accrued legal judgments	84,899	90,732
Other	14,920	49,884
Travel expenses	10,000	38,546
Total Accounts Payable and Accrued Liabilities	$ 1,683,508	$ 1,541,315