Consolidated Balance Sheets (Parentheticals) (USD $)	Dec. 31, 2011	Dec. 31, 2010
Preferred stock, par value (in Dollars per share)	$ 0.005	$ 0.005
Preferred stock, Authorized	10,000,000	10,000,000
Preferred stock, shares Issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in Dollars per share)	$ 0.005	$ 0.005
Common stock, Authorized	80,000,000	80,000,000
Common stock, shares Issued	35,612,192	28,959,176
Common stock, shares outstanding	35,612,192	28,959,176