The Company adopted a stock option plan in 1994 (the "1994 Plan") that provided for the grant of incentive stock options and nonqualified stock options, and reserved 450,000 shares of the Company's common stock for future issuance under the plan. The option price must have been at least 100% of market value at the date of the grant and the options have a maximum term of 10 years. Options granted typically vest ratably over a three-year period or based on achievement of performance criteria. The Company typically grants selected executives and other key employees share option awards, whose vesting is contingent upon meeting various departmental and company-wide performance goals including sales targets and net profit targets. As of June 30, 2011, options to purchase 15,000 shares of common stock were vested and exercisable under the 1994 Plan. The 1994 Plan terminated in 2004.

On September 18, 2003, the Company adopted a new stock option plan (the "2003 Plan") that provides for the grant of incentive stock options and nonqualified stock options, and reserved 450,000 additional shares of the Company's common stock for future issuance under the plan. The 2003 Plan was subsequently amended to increase the number of shares reserved for issuance thereunder to 670,000. During 2008, the 2003 Plan was further amended to increase the number of shares reserved for issuance to 810,000. During 2010, the 2003 Plan was further amended to increase the number of shares reserved for issuance thereunder to 1,160,000. The option price of incentive stock options must be at least 100% of market value at the date of the grant and incentive stock options have a maximum term of 10 years. Options granted typically vest ratably over a three-year period or based on achievement of performance criteria. The Company typically grants selected executives and other key employees share option awards, whose vesting is contingent upon meeting various departmental and company-wide performance goals including sales targets and net profit targets. As of June 30, 2011, options to purchase 602,639 shares of common stock were vested and exercisable under the 2003 Plan. In 2009, the Company amended the 2003 Plan to extend the post-service termination exercise period of nonstatutory stock options granted to directors for their service to the Company as directors from three months after the director's termination date to the tenth anniversary of the date of grant.

The following table summarizes activity in the stock option plans for the six months ended June 30, 2011:

The weighted average fair value of options granted at market during the six months ended June 30, 2011 and 2010 was $2.30 and $2.41 per option, respectively. The total intrinsic value of options exercised during the six months ended June 30, 2011 and 2010 was $0 and $2,300, respectively. The aggregate intrinsic value of the outstanding exercisable options at June 30, 2011 and 2010 was $44,368 and $2,042, respectively.