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10. Other accrued expenses and liabilities
9 Months Ended
Sep. 30, 2011
Other Liabilities Disclosure [Text Block]
10. 
Other accrued expenses and liabilities

Accrued expenses and liabilities consisted of the following: 

   
September 30,
2011
   
December 31,
2010
 
   
(Unaudited)
       
Professional fees
 
$
223,808
   
$
254,244
 
Travel expenses
   
202,436
     
202,436
 
Consultant fees
   
259,864
     
281,387
 
Payroll tax liabilities
   
285,198
     
525,864
 
Other
   
89,154
     
56,664
 
   
$
1,060,460
   
$
1,320,595