Warrants

6 Months Ended

Jun. 30, 2011

Notes to Financial Statements

Warrants

11. Warrants

On April 14, 2005, the Company announced that it had raised $3,375,000 pursuant to a private placement. The investors in this offering purchased 900,000 shares of the Company’s common stock at a per-share price of $3.75, together with warrants to purchase up to 900,000 additional shares of the Company’s common stock. The warrants originally had a 4 year term and were exercisable at a price of $4.50 per share.

On June 8, 2005, the Company announced that it had raised an additional $327,750 pursuant to a private placement. An investor purchased 87,400 shares of the Company’s common stock at a per share price of $3.75, together with a warrant to purchase up to 87,400 additional shares of the Company’s common stock. The warrants originally had a 4 year term and were exercisable at a price of $4.50 per share.

In February 2009, the Company amended the warrants granted in 2005 to a per share exercise price of $4.00 and extended the exercise term until July 31, 2009.

In May 2007 the Company closed a $3,042,455 private placement with institutional investors. The Company sold 936,140 units at a price of $3.25 per unit. Each unit consisted of one share of common stock and one-half warrant with a three year term and an exercise price of $4.50 per share. The Company also issued 21,970 warrants with the same terms for investment banking services related to this transaction.

In February 2010, the Company amended the warrants granted in 2007 to a per share exercise price of $3.00 and extended the exercise term until December 31, 2010.

The following table summarizes the Company’s warrant activity for the three years ended December 30, 2010 (no subsequent activity):

	Number of Shares		Exercise price per share		Weighted average exercise price
Balance December 31,  2007 and 2008		1,477,440	$	4.50	$	4.50
Granted		—		—		—
Exercised		—		—		—
Cancelled/Expired		987,400	$	4.50	$	4.50
Balance December 31, 2009		490,040	$	3.00	$	3.00
Granted
Exercised
Cancelled/Expired		490,040	$	3.00	$	3.00
Balance December 31, 2010 and June 30, 2011		—		—		—