Accrued Expenses

12 Months Ended

Dec. 31, 2012

Accrued Expenses [Abstract]

Accrued Expenses

4.           Accrued Expenses

Accrued expenses consist of the following:

	As of December 31,
	2012		2011
		(in thousands)
Accrued clinical trial expenses	$1,460		$675
Liability for stock based compensation awards	1,204
Accrued professional fees	185		110
Accrued interest payable	80		-
Other accrued expenses	4		15
	$2,933		$800