Accounts Payable and Accrued Expenses (Details) (USD $)	Jun. 30, 2013	Jun. 30, 2012
Accounts payable and accrued expenses
Accounts payable	$ 1,206,760	$ 1,436,369
Accrued expenses	145,800	149,782
Total	$ 1,352,560	$ 1,586,151