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Committed Equity Financing Facility - Note 8	12 Months Ended
Dec. 31, 2012
Notes to Financial Statements
Committed Equity Financing Facility - Note 8	8. Committed equity financing facility In August 2010, we entered into a committed equity financing facility (CEFF) with Azimuth Opportunity, Ltd., ("Azimuth"), under which we completed two draws and raised a total of $5.6 million in gross proceeds from the sale of approximately 557,000 shares of our common stock. In consideration for Azimuth's execution and delivery of the purchase agreement, we paid Azimuth $150,000 in cash and 8,047 shares of our common stock. In July 2011, we cancelled this facility. In May 2011, we entered into a CEFF with Azimuth, under which we raised $1.5 million before placement agent and other issuance costs from the sale of approximately 203,000 shares of our common stock. In November 2011, we cancelled this facility. In September 2011, we entered into a CEFF with Azimuth, under which we raised $5.0 million before placement agent and other issuance costs from the sale of approximately 955,000 shares of our common stock. In November 2011, we cancelled this facility. Reedland Capital Partners acted as placement agent under each of these CEFFs and received a fee for its services equal to 1% of the aggregate dollar amount of common stock purchased by Azimuth upon settlement of any draw under the facilities.

Committed Equity Financing Facility - Note 8

12 Months Ended

Dec. 31, 2012

Committed Equity Financing Facility - Note 8

8. Committed equity financing facility

In August 2010, we entered into a committed equity financing facility (CEFF) with Azimuth Opportunity, Ltd., ("Azimuth"), under which we completed two draws and raised a total of $5.6 million in gross proceeds from the sale of approximately 557,000 shares of our common stock. In consideration for Azimuth's execution and delivery of the purchase agreement, we paid Azimuth $150,000 in cash and 8,047 shares of our common stock. In July 2011, we cancelled this facility.

In May 2011, we entered into a CEFF with Azimuth, under which we raised $1.5 million before placement agent and other issuance costs from the sale of approximately 203,000 shares of our common stock. In November 2011, we cancelled this facility.

In September 2011, we entered into a CEFF with Azimuth, under which we raised $5.0 million before placement agent and other issuance costs from the sale of approximately 955,000 shares of our common stock. In November 2011, we cancelled this facility.

Reedland Capital Partners acted as placement agent under each of these CEFFs and received a fee for its services equal to 1% of the aggregate dollar amount of common stock purchased by Azimuth upon settlement of any draw under the facilities.