Quarterly report pursuant to sections 13 or 15(d)

4. Prepaid Expenses and Other Current Assets (Details)

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4. Prepaid Expenses and Other Current Assets (Details) (USD $)
Jun. 30, 2013
Dec. 31, 2012
Prepaid expenses and other current assets    
Prepaid insurance $ 155,632 $ 44,390
Due from purchaser of accounts receivable 183,983 648,428
Other prepaid expenses 249,839 308,631
Total $ 589,454 $ 1,001,449