Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

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Consolidated Balance Sheets (Parenthetical) (USD $)
Dec. 31, 2011
Dec. 31, 2010
Consolidated Balance Sheets [Abstract]    
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 25,000,000 25,000,000
Common stock, shares issued 9,749,819 9,693,591
Common stock, shares outstanding 9,749,819 9,693,591