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3. Asset Acquisitions (Details1) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Summary of unaudited pro forma results    
Revenue $ 24,064,000 $ 24,496,000
Net income (loss) $ (995,000) $ (3,514,000)
Net income (loss) per share - diluted $ (0.01) $ (0.06)
Weighted average shares - diluted 69,040,000 60,402,000