Registration Statement on Form S-3	12 Months Ended
Dec. 31, 2012
Registration Statement On Form S3 [Abstract]
Registration Statement On Form S-3 [Text Block]	14. Registration Statement on Form S-3 The Company filed a shelf registration statement on Form S-3 with the Securities and Exchange Commission (SEC) on December 22, 2009, that became effective on January 14, 2010. The registration statement is designed to provide the Company the flexibility to offer and sell from time to time up to $20 million of the Company's common stock. The Company may offer and sell such securities through one or more methods of distribution, subject to market conditions and the Company's capital needs. The terms of any offering under the shelf registration statement will be established at the time of such offering and will be described in a prospectus supplement filed with the SEC prior to the completion of the offering. The Company has not filed any supplemental prospectus with the SEC or sold any common stock under this registration statement. The registration statement on Form S-3 expired on January 14, 2013.

Registration Statement on Form S-3

12 Months Ended

Dec. 31, 2012

Registration Statement On Form S3 [Abstract]

Registration Statement On Form S-3 [Text Block]

14. Registration Statement on Form S-3

The Company filed a shelf registration statement on Form S-3 with the Securities and Exchange Commission (SEC) on December 22, 2009, that became effective on January 14, 2010. The registration statement is designed to provide the Company the flexibility to offer and sell from time to time up to $20 million of the Company's common stock. The Company may offer and sell such securities through one or more methods of distribution, subject to market conditions and the Company's capital needs. The terms of any offering under the shelf registration statement will be established at the time of such offering and will be described in a prospectus supplement filed with the SEC prior to the completion of the offering. The Company has not filed any supplemental prospectus with the SEC or sold any common stock under this registration statement. The registration statement on Form S-3 expired on January 14, 2013.