5. Accounts Payable and Accrued Expenses (Details) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Notes to Financial Statements
Accounts payable	$ 1,797,732	$ 1,376,790
Accrued expenses and liabilities	439,871	466,811
Accrued payroll	436,745	273,667
Other	45,000	45,000
Total	$ 2,719,348	$ 2,162,268