Stock Awards (Details) - A summary of stock option and restricted stock transactions (USD $)	6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Shares Available For Grant [Member]
Stock Awards (Details) - A summary of stock option and restricted stock transactions [Line Items]
Shares Available for Grant	2,337,986	2,927,986
Granted	(1,225,000)
Vested
Forfeited	457,917
Canceled	177,083
Employee Stock Option [Member]
Stock Awards (Details) - A summary of stock option and restricted stock transactions [Line Items]
Stock Options, Number of Options Outstanding	11,735,039	11,424,498
Stock Options, Weighted Average Exercise Price (in Dollars per share)	$ 0.3644	$ 0.4193
Granted	1,225,000
Granted (in Dollars per share)	$ 0.0560
Vested
Vested (in Dollars per share)
Forfeited	(457,917)
Forfeited (in Dollars per share)	$ 0.0979
Canceled	(456,542)
Canceled (in Dollars per share)	$ 1.1782
Restricted Stock [Member]
Stock Awards (Details) - A summary of stock option and restricted stock transactions [Line Items]
Restricted Stock, Number of Options Outstanding		7,500
Restricted Stock, Weighted Average Grand Date Fair Value (in Dollars per share)		$ 0.1400
Granted
Granted (in Dollars per share)
Vested	(7,500)
Vested (in Dollars per share)	$ 0.1400
Forfeited
Forfeited (in Dollars per share)
Canceled
Canceled (in Dollars per share)