Stockholders' Equity

12 Months Ended

Dec. 31, 2011

Stockholders' Equity.

Stockholders' Equity

10. Stockholders' Equity

        The Company's Board of Directors may issue an additional series of optional preferred stock and designate the relative rights and preferences of the optional preferred stock when and if issued. Such rights and preferences can include liquidation preferences, redemption rights, voting rights and dividends and shares can be issued in multiple series with different rights and preferences. The Company has no current plans for the issuance of an additional series of optional preferred stock.

        On June 29, 2010, the Company issued and sold 150,000 shares of its common stock to an accredited investor pursuant to a securities purchase agreement at a price of $5.93 per share, resulting in aggregate proceeds of $0.9 million.